Race Discovery
Yuma Territorial Marathon, Half Marathon, 10k and Team Relay
Yuma Territorial Marathon, Half Marathon, 10k and Team Relay logo

2026 - Yuma Territorial Marathon, Half Marathon, 10k and Team Relay

Somerton, Arizona, United States View on map
Jan 31, 2026 (America/Phoenix local time)
Running

2026 distances

Running

Marathon

The race is marked off each mile, with hydration stations at almost every marker. There will be a couple of first aid stations on the course as well. Runners may be asked to withdraw from the race if they do not reach the turnaround point by 10:00 AM. The course closes at 1:00 PM.

Jan 31, 2026 Marathon 7:00 AM
$105.00
Closed

Half Marathon

The race is marked off each mile, with hydration stations at almost every marker. There will be a couple of first aid stations on the course as well. Runners may be asked to withdraw from the race if they do not reach the turnaround point by 10:00 AM. The course closes at 1:00 PM.

Jan 31, 2026 Half-Marathon 7:20 AM
$65.00
Closed

10K

The race is marked off each mile, with hydration stations at almost every marker. The course closes at 1:00 PM.

Jan 31, 2026 10K 7:40 AM
$45.00
Closed

Team Relay

The team relay is a 4-member relay during which each member runs one leg of the marathon course. Military /First Responder Pricing *Requires all team members be active military/first responder or immediate family members of active duty/first responder with at least one active duty/first responder participant. The race is marked off each mile, with hydration stations at almost every marker. There will be a couple of first aid stations on the course as well. Runners may be asked to withdraw from the race if they do not reach the turnaround point by 10:00 AM. The course closes at 1:00 PM.

Jan 31, 2026 Marathon 7:00 AM
$250.00
Closed

Race-day weather

Conditions on January 31, 2026 — historical Open-Meteo data.

Temp (°C)
Minimum temperature (recorded on race day) 10.8° / Maximum temperature (recorded on race day) 27.4°
Feels Like (°C)
Minimum feels like — heat index / wind chill (recorded on race day) 10.8° / Maximum feels like — heat index / wind chill (recorded on race day) 27.4°
Peak wind (km/h)
Strongest wind of the day (recorded on race day)
15.7
Precip (mm)
Precipitation over the day (recorded on race day)
0.0mm
Humidity
Mean relative humidity (recorded on race day)
19.0%
Sunrise
Sunrise at the start line on January 31, 2026 (MST)
Sunset
Sunset at the start line on January 31, 2026 (MST)
Daylight
Hours between sunrise and sunset on race day
10h 37m

The sun rises at 7:33 AM and sets at 6:10 PM local time (MST) in Somerton on January 31, 2026 — 10h 37m of daylight.

Course

No course map published yet.

The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.

Reviews

Done this event?

If you've participated in this event, share your experience with other runners

Other races near Somerton

Different organizers, within 40 miles, in the next three months

Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.

  • Entries, prices, waves and inclusions — the event's official registration page
  • Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
  • Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
  • Comparisons and counts — Race Discovery calendar, 1 Somerton event

Spotted something wrong? Tell us and we'll fix it.