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50 miMarathonHalf Marathon10 mi5 mi5KRegistration open

San Diego 50 & Trail Runs

Escondido, CaliforniaField of 1,721
5K entry
$45
Days to register
72

At a glance

Date
Jan 9, 2027
Location
Escondido, California
Distances
50 mi, Marathon, Half Marathon, 10 mi, 5 mi, 5K
Registration
Open until Jan 2, 2027, via runsignup.com

Listed from RunSignUp. Checked Oct 19, 2026.

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About this race

SAN DIEGO 50M | TRAIL MARATHON | RELAY | HALF MARATHON | SUMMIT CHASE 10M | VALLEY 5M | STROLLER 5K | KID'S 1 MILE

                       

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.

Key dates

Registration opens

Feb 1, 2026

Tier 1 ends

May 12, 2026

Tier 1 ends

May 13, 2026

Tier 2 ends

Oct 12, 2026

Tier 2 ends

Oct 27, 2026

5d

Tier 3 ends

Nov 27, 2026

36d

Standard ends

Dec 30, 2026

69d

Tier 3 ends

Dec 30, 2026

69d

Tier 4 ends

Dec 30, 2026

69d

Registration closes

Jan 2, 2027

72d

Standard ends

Jan 2, 2027

72d

Race day

Jan 9, 2027

79d

Pricing

50 Mile

Tier 2, then $165 from Oct 27, 2026

$155

Trail Marathon

Tier 3, then $145 from Nov 27, 2026

$130

Trail Marathon Relay-2 Person

Tier 3, then $145 from Nov 27, 2026

$130

Trail Heavy Half Marathon

Tier 2, then $100 from Oct 27, 2026

$85

Summit Chase Challenge 10M

Tier 2, then $85 from Oct 27, 2026

$75

Summit Chase Challenge 10M (Youth Under 19)

Tier 2, then $75 from Oct 27, 2026

$65

Stroller Trail 5k

Standard, until Dec 30, 2026

$45

Valley 5M

Tier 2, then $50 from Oct 27, 2026

$45

Valley 5M (Youth Under 19)

Tier 2, then $40 from Oct 27, 2026

$35

Elevated Youth 1 Miler

Standard, until Jan 2, 2027

$15

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