
From the Organizer
The San Diego 50M is a great introduction into ultra marathons or your first 50M distance, ideal for all running levels.
The San Diego Trail Marathon is a staple in the trail marathon events. Enjoy a fast trail while getting to summit its high point of Raptor Ridge.
San Diego Trail Marathon Relay is a new format to our classic Trail Marathon. Run 13.1 before passing off to your team mate to run the last 13.1 miles finishing at our Official Finish Line. * Note there will not be a shuttle. Easy Pick Up Drop Offs available at the Piedras Parking Trail Head Parking Lot.
The San Diego Trail Heavy Half Marathon is a beautiful courses for exploring new trails and accomplishing race goals as it gives you just that little more than a half marathon.
NEW Summit Chase 10M conquer and claim the CROWN on the fast out and back course up to the top of Raptor Ridge. The fastest time out and back claims the crown.
NEW Valley 5M our flat 5 plus mile event gives you a introduction distance and amazing valley views.
NEW Stroller Trail 5k our flat 5k (3.1 Mile) event gives you a super flat course to get out with your little ones and enjoy the day.
The Elevated Youth 1 Mile is open to children 10 and younger. This is a non-timed run. All kids receive a finisher’s shirt/medal
Whether you sprint, run, walk, jog, or hike this event you do not want to miss.
We are a CUPLESS race series. Please make sure to bring some form of hydration vessel to carry hydration for your event. There will not be cups provided at aid stations.
Events
Weather
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
69°
Typical Low
45°
Chance of Rain
21%
Based on US Climate Normals data from Escondido #2.
Host City
Population
149,913
as of 2023
Elevation
656 ft
Nearest Airport
CLD
McClellan-Palomar Airport · 11 mi
Major Hub
SAN
San Diego International Airport · 28 mi
Time Zone
Pacific Time
From Endurance Grid
A mid-size host city. Enough lodging and amenities to keep race weekend easy, without big-city sprawl.
Race Location
Your Next Start Line
Every finish line starts with a single decision. Claim your spot at San Diego 50 & Trail Runs, put it on the calendar, and turn “someday” into a start date.
215
Days to train
Coming Up
Tunnel to Towers National Golf Series Dan Reed Memorial Golf Classic
15 miles away
WICKED FAST MARATHON & HALF MARATHON SAN DIEGO
24 miles away
Liberty Trip to: San Diego County Fair
14 miles away
Meet at: Safari Behind the Scenes Tour
Less than a mile away
From Endurance Grid
Endurance Grid is here to help you understand the sport, decide if it's the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer's event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
From 5K to marathon, running races are the most accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Frequently Asked Questions (FAQs)
San Diego 50 & Trail Runs
Jan 9, 2027