{"id":9,"date":"2016-05-24T05:57:14","date_gmt":"2016-05-24T12:57:14","guid":{"rendered":"http:\/\/brazenracing.com\/diablotrailschallenge2018\/?page_id=9"},"modified":"2026-01-13T11:31:23","modified_gmt":"2026-01-13T19:31:23","slug":"home","status":"publish","type":"page","link":"https:\/\/brazenracing.com\/diablotrailschallenge\/","title":{"rendered":"Home"},"content":{"rendered":"\n\n\t\t\t\t\t\t\t<button aria-label=\"previous\" type=\"button\">\n<\/button>\n\t\t\t\t<button aria-label=\"next\" type=\"button\">\n<\/button>\n\t\t<ul>\n\t\t\t\t<li>\n\t\t\t<img decoding=\"async\" loading=\"false\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/homepage1.jpg\" alt=\"\" \/>\t\t\t\n\t\t\t\t<h2>Mt. Diablo calls!<\/h2>\n\t\t\t<a href=\"https:\/\/raceroster.com\/events\/2026\/107247\/diablo-trails-challenge-2026\"  target=\"_blank\" rel=\"noopener\"    rel=\"noopener\">\n\t\t\t\t\t\tREGISTER TODAY\n\t\t\t\t\t<\/a>\n\t\t<\/li>\n\t\t\t<li>\n\t\t\t<img decoding=\"async\" loading=\"false\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2017\/05\/homepage2.jpg\" alt=\"\" \/>\t\t\t\n\t\t\t\t<h2>THE DETAILS ON THE DEVIL&#8230;<\/h2>\n\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/race-info\/\"  target=\"_self\">\n\t\t\t\t\t\tRace Info\n\t\t\t\t\t<\/a>\n\t\t<\/li>\n\t\t\t<li>\n\t\t\t<img decoding=\"async\" loading=\"false\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2017\/05\/homepage3.jpg\" alt=\"\" \/>\t\t\t\n\t\t\t\t<h2>Climb Up the Ultra Half Series Standings!<\/h2>\n\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/ultrahalf\/\"  target=\"_self\">\n\t\t\t\t\t\tUltra Half Series Info\n\t\t\t\t\t<\/a>\n\t\t<\/li>\n\t\t<\/ul>\n\t<h1>Discover the beauty of Mount Diablo and support the cause of Save Mount Diablo!<\/h1>\n<p>For over 50 years, <a href=\"http:\/\/www.savemountdiablo.org\/\">Save Mount Diablo<\/a> has worked tirelessly to preserve and increase the open space on and around Mount Diablo. In that time, their efforts have taken us from 6,788 acres of open space to over 120,000 acres of open space on and around the mountain!<\/p>\n<p>With distances suitable for everyone from those hitting the trails for the first time to experienced ultra-runners, the Diablo Trails Challenge was created to help celebrate and support these achievements. A portion of all entry fees will go to Save Mount Diablo to help them continue preserving open space and trails for all of us to enjoy.<\/p>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2017\/05\/save-mount-diablo-blue.png\" alt=\"save-mount-diablo-blue\" height=\"235\" width=\"600\" title=\"save-mount-diablo-blue\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<\/figure>\n\t\t\t\tDay\n\t\t\t\tHour\n\t\t\t\tMinute\n\t\t\t\tSecond\n\t\t\t<a href=\"https:\/\/raceroster.com\/events\/2026\/107247\/diablo-trails-challenge-2026\"  target=\"_blank\" rel=\"noopener\"    rel=\"noopener\">\n\t\t\t\t\t\tREGISTER ONLINE\n\t\t\t\t\t<\/a>\n\t\t\t<a href=\"https:\/\/brazenracing.com\/mail-entry-diablo-trails-challenge\/\"  target=\"_blank\" rel=\"noopener\"    rel=\"noopener\">\n\t\t\t\t\t\tREGISTER BY MAIL\n\t\t\t\t\t<\/a>\n<h2>\n\t\t\tRACE DETAILS\t<\/h2>\n\t\t<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/race-info\/\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/bb-plugin\/cache\/XT1B2871-DTC-50K-Start_web-600x400-square-a013fe62a9dfbc3d0fb95d2544b23190-.jpg\" alt=\"XT1B2871 - DTC 50K Start_web\" height=\"400\" width=\"600\" title=\"XT1B2871 - DTC 50K Start_web\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<h3><a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/race-info\/\" target=\"_self\">RACE INFO<\/a><\/h3><p>Everything you need to know.<\/p>\n\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/race-info\/\"  target=\"_self\">\n\t\t\t\t\t\tRace Info\n\t\t\t\t\t<\/a>\n\t\t<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/register\/\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/bb-plugin\/cache\/XT1B2740-DTC-50K-Start_web-600x400-square-0e42dbc52e667acdcba0fd51bbdde2a2-.jpg\" alt=\"XT1B2740 - DTC 50K Start_web\" height=\"400\" width=\"600\" title=\"XT1B2740 - DTC 50K Start_web\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<h3><a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/register\/\" target=\"_self\">ENTRY INFO<\/a><\/h3><p>Get registered to run.<\/p>\n\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/register\/\"  target=\"_self\">\n\t\t\t\t\t\tENTRY INFO\n\t\t\t\t\t<\/a>\n\t\t<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/race-info\/#course\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/bb-plugin\/cache\/DTC50Koverview-600x384-square-e71f16c799de13a19217e0dac87251e9-.jpg\" alt=\"Visio-SMD 50k 2015 Map Rev0.vsdx\" height=\"384\" width=\"600\" title=\"Visio-SMD 50k 2015 Map Rev0.vsdx\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<h3><a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/race-info\/#course\" target=\"_self\">COURSE<\/a><\/h3><p>Conquer your devilish course!<\/p>\n\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/race-info\/#course\"  target=\"_self\">\n\t\t\t\t\t\tCourse Details\n\t\t\t\t\t<\/a>\n\t\t<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/faq\/\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/bb-plugin\/cache\/DSC_0244-600x400-square-3aed58fce5be61f6ef866dc05f2eebe8-.jpg\" alt=\"DSC_0244\" height=\"400\" width=\"600\" title=\"DSC_0244\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<h3><a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/faq\/\" target=\"_self\">FAQ<\/a><\/h3><p>Answers here.<\/p>\n\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/faq\/\"  target=\"_self\">\n\t\t\t\t\t\tGet Answers\n\t\t\t\t\t<\/a>\n\t\t<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/bibpickup\/\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/bb-plugin\/cache\/XT1B3077-DTC-Start-Finish-Area_web-600x400-square-cf3be407a59e83ae0040c663feb10a77-.jpg\" alt=\"XT1B3077 - DTC Start Finish Area_web\" height=\"400\" width=\"600\" title=\"XT1B3077 - DTC Start Finish Area_web\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<h3><a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/bibpickup\/\" target=\"_self\">BIB PICK-UP<\/a><\/h3><p>Get ready to run.<\/p>\n\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/bibpickup\/\"  target=\"_self\">\n\t\t\t\t\t\tBib Pick-up\n\t\t\t\t\t<\/a>\n\t\t<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/races\/results\/diablo-trails-challenge-records-and-results\/\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/bb-plugin\/cache\/2016.04.17-Brazen-Racing-JLL-Diablo-Trail-Challenge-3832-600x401-square-87d0066137a2c9faf4fc06a8264baa4d-.jpg\" alt=\"2016.04.17 - Brazen Racing - JLL- Diablo Trail Challenge - 3832\" height=\"401\" width=\"600\" title=\"2016.04.17 - Brazen Racing - JLL- Diablo Trail Challenge - 3832\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<h3><a href=\"https:\/\/brazenracing.com\/races\/results\/diablo-trails-challenge-records-and-results\/\" target=\"_self\">RESULTS<\/a><\/h3><p>Get your official time here.<\/p>\n\t\t\t<a href=\"https:\/\/brazenracing.com\/races\/results\/diablo-trails-challenge-records-and-results\/\"  target=\"_self\">\n\t\t\t\t\t\tView Results\n\t\t\t\t\t<\/a>\n\t\t<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/photos\/\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/bb-plugin\/cache\/XT1B3296-DTC-Half-Marathon-Course_web-600x400-square-d2847961b54614ffdf62e5e800fdd9d0-.jpg\" alt=\"XT1B3296 - DTC Half Marathon Course_web\" height=\"400\" width=\"600\" title=\"XT1B3296 - DTC Half Marathon Course_web\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<h3><a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/photos\/\" target=\"_self\">PHOTOS<\/a><\/h3><p>Provided for free by our volunteer photographers.<\/p>\n\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/photos\/\"  target=\"_self\">\n\t\t\t\t\t\tView Photos\n\t\t\t\t\t<\/a>\n\t\t<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/volunteer\/\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/bb-plugin\/cache\/XT1B3227-DTC-Half-Marathon-Course_web-600x400-square-4d8f36ad40a56cd8bdd9555d1107903c-.jpg\" alt=\"XT1B3227 - DTC Half Marathon Course_web\" height=\"400\" width=\"600\" title=\"XT1B3227 - DTC Half Marathon Course_web\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<h3><a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/volunteer\/\" target=\"_self\">VOLUNTEER<\/a><\/h3><p>Support family, friends and fellow runners.<\/p>\n\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/volunteer\/\"  target=\"_self\">\n\t\t\t\t\t\tVolunteer\n\t\t\t\t\t<\/a>\n\t<h3>Join us\u00a0 for our epic 5k, 10k, half marathon and 50k trail runs on Mount Diablo!<\/h3>\n\t\t\t<a href=\"https:\/\/raceroster.com\/events\/2026\/107247\/diablo-trails-challenge-2026\"  target=\"_blank\" rel=\"noopener\"    rel=\"noopener\">\n\t\t\t\t\t\tREGISTER ONLINE\n\t\t\t\t\t<\/a>\n\t\t\t<a href=\"https:\/\/brazenracing.com\/mail-entry-diablo-trails-challenge\/\"  target=\"_blank\" rel=\"noopener\"    rel=\"noopener\">\n\t\t\t\t\t\tREGISTER BY MAIL\n\t\t\t\t\t<\/a>\n\t\t<h3><a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/ultrahalf\/\" target=\"_self\">BRAZEN ULTRA HALF SERIES<\/a><\/h3><p><strong>The Diablo Trails Challenge\u00a0is part of the Brazen Ultra Half Series. All half marathon runners are invited to participate.<\/strong><\/p>\n<p>The series consists of our toughest half marathons. Most measure at least a little (and sometimes more than just a little) longer than 13.1 miles. What really makes them &#8220;ultra&#8221;, however, is the serious ascents and descents and variety of tough trails you have to run to finish them. While flat half marathons are always a challenge, these &#8220;ultra-half-marathons&#8221; take it to another level!<\/p>\n\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/ultrahalf\/\"  target=\"_self\">\n\t\t\t\t\t\tLearn More\n\t\t\t\t\t<\/a>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/ultrahalf\/\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/ultra-series-logo-600x557.png\" alt=\"ultra-series-logo\" height=\"557\" width=\"600\" title=\"ultra-series-logo\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<h2>\n\t\t\tSPONSORS\t<\/h2>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/guenergy.com\/\"  target=\"_blank\" rel=\"noopener\"  itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/GU_Logo_4Color600.png\" alt=\"GU_Logo_4Color600\" height=\"600\" width=\"600\" title=\"GU_Logo_4Color600\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/www.calljazz.com\/\"  target=\"_blank\" rel=\"noopener\"  itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/CallJazz.png\" alt=\"CallJazz\" height=\"600\" width=\"600\" title=\"CallJazz\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/www.renewalbyandersen.com\/\"  target=\"_blank\" rel=\"noopener\"  itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/Renewal-by-Andersen-Logo.png\" alt=\"Renewal-by-Andersen-Logo\" height=\"600\" width=\"600\" title=\"Renewal-by-Andersen-Logo\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n\t<p>Thank you to our race sponsors, through their contributions, our sponsors help keep entry costs down and expose our runners their outstanding products and services. <a href=\"https:\/\/brazenracing.com\/races\/sponsors\/become-a-sponsor\/\" target=\"_blank\">Learn more about becoming a sponsor<\/a>.<\/p>\n\t<blockquote>There is something about the ritual of the race, putting on the number, lining up, being timed, that brings out the best in us.<\/blockquote>\n<cite> Grete Waitz<\/cite>\n<h3>\n\t\t\tDISCOVER MORE RACES\t<\/h3>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/brazenracing-long-white.png\" alt=\"Brazen Racing\" height=\"85\" width=\"426\" title=\"Brazen Racing\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n\t\t\t<a href=\"http:\/\/brazenracing.com\/races\/calendar\/\"  target=\"_self\">\n\t\t\t\t\t\tRACE CALENDAR\n\t\t\t\t\t<\/a>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/coyotehills\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/2026-Coyote-square.jpg\" alt=\"2026-Coyote-square\" height=\"600\" width=\"600\" title=\"2026-Coyote-square\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/baybreeze\/\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/2026-Bay-Breeze-race-square-600.jpg\" alt=\"2026-Bay-Breeze-race-square-600\" height=\"600\" width=\"600\" title=\"2026-Bay-Breeze-race-square-600\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/victory\/\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/2026-Victory-Square600.jpg\" alt=\"2026-Victory-Square600\" height=\"600\" width=\"600\" title=\"2026-Victory-Square600\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/westernpacific\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/2026-WP-Square.jpg\" alt=\"2026-WP-Square\" height=\"600\" width=\"600\" title=\"2026-WP-Square\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n<figure itemscope itemtype=\"https:\/\/schema.org\/ImageObject\">\n\t\t\t\t<a href=\"https:\/\/brazenracing.com\/badgercove\/\"  target=\"_self\" itemprop=\"url\">\n\t\t\t\t<img decoding=\"async\" src=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/2026-Badger-Square.jpg\" alt=\"2026-Badger-Square\" height=\"600\" width=\"600\" title=\"2026-Badger-Square\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<\/a>\n\t<\/figure>\n\n","protected":false},"excerpt":{"rendered":"<p>Mt. Diablo calls! REGISTER TODAY THE DETAILS ON THE DEVIL&#8230; Race Info Climb Up the Ultra Half Series Standings! Ultra Half Series Info Discover the beauty of Mount Diablo and support the cause of Save Mount Diablo! For over 50 years, Save Mount Diablo has worked tirelessly to preserve and increase the open space on&hellip;<\/p>\n","protected":false},"author":2,"featured_media":1198,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_analytify_skip_tracking":false,"footnotes":""},"class_list":["post-9","page","type-page","status-publish","has-post-thumbnail","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Diablo Trails Challenge | 50K, Half Marathon, 10K &amp; 5K | 4\/4\/26<\/title>\n<meta name=\"description\" content=\"Race Diablo Trails Challenge on April 4, 2026. 50K, Half Marathon, 10K or 5K distance. Come run with Brazen Racing on Mount Diablo.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/brazenracing.com\/diablotrailschallenge\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Diablo Trails Challenge | 50K, Half Marathon, 10K &amp; 5K | 4\/4\/26\" \/>\n<meta property=\"og:description\" content=\"Race Diablo Trails Challenge on April 4, 2026. 50K, Half Marathon, 10K or 5K distance. Come run with Brazen Racing on Mount Diablo.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/brazenracing.com\/diablotrailschallenge\/\" \/>\n<meta property=\"og:site_name\" content=\"Diablo Trails Challenge\" \/>\n<meta property=\"article:modified_time\" content=\"2026-01-13T19:31:23+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/homepage1.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1600\" \/>\n\t<meta property=\"og:image:height\" content=\"900\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"7 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/\",\"url\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/\",\"name\":\"Diablo Trails Challenge | 50K, Half Marathon, 10K & 5K | 4\/4\/26\",\"isPartOf\":{\"@id\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/homepage1.jpg\",\"datePublished\":\"2016-05-24T12:57:14+00:00\",\"dateModified\":\"2026-01-13T19:31:23+00:00\",\"description\":\"Race Diablo Trails Challenge on April 4, 2026. 50K, Half Marathon, 10K or 5K distance. Come run with Brazen Racing on Mount Diablo.\",\"breadcrumb\":{\"@id\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/brazenracing.com\/diablotrailschallenge\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/#primaryimage\",\"url\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/homepage1.jpg\",\"contentUrl\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/homepage1.jpg\",\"width\":1600,\"height\":900},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Home\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/#website\",\"url\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/\",\"name\":\"Diablo Trails Challenge\",\"description\":\"Victory Race\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/brazenracing.com\/diablotrailschallenge\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Diablo Trails Challenge | 50K, Half Marathon, 10K & 5K | 4\/4\/26","description":"Race Diablo Trails Challenge on April 4, 2026. 50K, Half Marathon, 10K or 5K distance. Come run with Brazen Racing on Mount Diablo.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/brazenracing.com\/diablotrailschallenge\/","og_locale":"en_US","og_type":"article","og_title":"Diablo Trails Challenge | 50K, Half Marathon, 10K & 5K | 4\/4\/26","og_description":"Race Diablo Trails Challenge on April 4, 2026. 50K, Half Marathon, 10K or 5K distance. Come run with Brazen Racing on Mount Diablo.","og_url":"https:\/\/brazenracing.com\/diablotrailschallenge\/","og_site_name":"Diablo Trails Challenge","article_modified_time":"2026-01-13T19:31:23+00:00","og_image":[{"width":1600,"height":900,"url":"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/homepage1.jpg","type":"image\/jpeg"}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"7 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/brazenracing.com\/diablotrailschallenge\/","url":"https:\/\/brazenracing.com\/diablotrailschallenge\/","name":"Diablo Trails Challenge | 50K, Half Marathon, 10K & 5K | 4\/4\/26","isPartOf":{"@id":"https:\/\/brazenracing.com\/diablotrailschallenge\/#website"},"primaryImageOfPage":{"@id":"https:\/\/brazenracing.com\/diablotrailschallenge\/#primaryimage"},"image":{"@id":"https:\/\/brazenracing.com\/diablotrailschallenge\/#primaryimage"},"thumbnailUrl":"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/homepage1.jpg","datePublished":"2016-05-24T12:57:14+00:00","dateModified":"2026-01-13T19:31:23+00:00","description":"Race Diablo Trails Challenge on April 4, 2026. 50K, Half Marathon, 10K or 5K distance. Come run with Brazen Racing on Mount Diablo.","breadcrumb":{"@id":"https:\/\/brazenracing.com\/diablotrailschallenge\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/brazenracing.com\/diablotrailschallenge\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/brazenracing.com\/diablotrailschallenge\/#primaryimage","url":"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/homepage1.jpg","contentUrl":"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-content\/uploads\/sites\/17\/2016\/05\/homepage1.jpg","width":1600,"height":900},{"@type":"BreadcrumbList","@id":"https:\/\/brazenracing.com\/diablotrailschallenge\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/brazenracing.com\/diablotrailschallenge\/"},{"@type":"ListItem","position":2,"name":"Home"}]},{"@type":"WebSite","@id":"https:\/\/brazenracing.com\/diablotrailschallenge\/#website","url":"https:\/\/brazenracing.com\/diablotrailschallenge\/","name":"Diablo Trails Challenge","description":"Victory Race","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/brazenracing.com\/diablotrailschallenge\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"}]}},"_links":{"self":[{"href":"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-json\/wp\/v2\/pages\/9","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-json\/wp\/v2\/comments?post=9"}],"version-history":[{"count":11,"href":"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-json\/wp\/v2\/pages\/9\/revisions"}],"predecessor-version":[{"id":1546,"href":"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-json\/wp\/v2\/pages\/9\/revisions\/1546"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-json\/wp\/v2\/media\/1198"}],"wp:attachment":[{"href":"https:\/\/brazenracing.com\/diablotrailschallenge\/wp-json\/wp\/v2\/media?parent=9"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}