Equinox Marathon and Relay
Equinox Marathon and Relay logo

Equinox Marathon and Relay

Fairbanks, Alaska, United States
Sep 20, 2025
Trail running

About this race

NOTE: For RELAY TEAM INSTRUCTIONS, click on the EVENT INFO heading on the home page and then scroll down to "Marathon Relay."

Founded in 1963, the Equinox Marathon is the premier distance running event in Interior Alaska. Held amid golden fall colors, this event will test your running abilities and mental fortitude — but with a marathon run, marathon hike and 3-person relay, it's accessible to just about any runner or hiker. The iconic event, held mostly on trails with some dirt and paved roads, starts and finishes at the University of Alaska Fairbanks and includes a challenging climb up Ester Dome and a long descent back to campus. Marathoners will climb 3,300 feet of vertical gain. The relay is renowned for being festive and teams will combine to complete the full course in three 8-to-9-mile legs. Race-day weather and course conditions can range from dry trails and mild temperatures to wind, snow and mud. There are nine aid stations and a great vibe at the finish area. The event is organized by Running Club North.  NOTE: Online registration closes at 7:59 p.m. on Friday, September 18!    

Ready to test your limits? The Equinox Marathon and Relay brings a highly anticipated Marathon to Fairbanks on September 20, 2025. Expect a fantastic route right in the heart of Alaska.

Pick your distance

Trail running

Marathon and Marathon Relay

This is the event for runners that wish to either run the marathon, or compete as part of a relay team. There is a separate Hiker division.

Sep 20, 2025 Marathon 8:00 AM
$150.00
Closed

Marathon - Hike

This is the event for those that wish to hike the Equinox marathon course.

Sep 20, 2025 Marathon 8:00 AM
$150.00
Closed

Weather Overview

These values reflect historical conditions on the race dates in Fairbanks in 2025, from Open-Meteo archive data.

Temp (°C)
Minimum temperature (monthly average) 7.2° / Maximum temperature (monthly average) 13.2°
Feels Like (°C)
Minimum feels like (with wind chill; monthly average) 5.0° / Maximum feels like (with wind chill; monthly average) 13.2°
Wind (km/h)
Average wind speed (monthly average)
11.6
Precipitation (mm)
Average precipitation (monthly average)
0.2mm

About Fairbanks

Equinox Marathon and Relay takes place in Fairbanks, Alaska, United States. The local timezone is America/Anchorage.

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Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.

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