Antelope Island Marathon

Antelope Island, UT, USA · October 09, 2026
clear-day67°·70° high·Breezy·Dry
6
Register

Race Day Weather

clear-day
67°at start
73° high
Breezy
Dry
Your goal
0:00:00

Warm start, steady conditions ahead

Runners will face a warm start at 67°F, peaking at 72°F by the finish. Wind will be light, generally shifting from crosswinds to a tailwind during the latter half of the race, with gusts reaching 11 mph. With humidity at a comfortable 48%, runners should maintain a steady pace, especially during the initial miles with headwinds, and aim to take advantage of the tailwind from miles 15 to 23.

clear-night6
clear-night6
clear-night6
clear-day6
clear-day6
clear-day6
clear-day5
clear-day5
clear-day5
clear-day5
clear-day5

Pace Calculator

26.2mi
0:00:00
HH:MM:SS
Pace
—

Enter a finish time to see what race day does to it.

Common Goals:

Get forecast alerts for Antelope Island Marathon

We'll text or email you when the forecast shifts — so you can adjust gear, pacing, and strategy. Max one per day.

Race Plan

Get your personalized Antelope Island Marathon race plan

A mile-by-mile breakdown of where your time goes, weather-adjusted splits, fueling timeline with aid stations, packing checklist, carb tracker, spectator guide, all built around your goal and race-day conditions.

Race Pace
Weather Splits
Nutrition
Gear & Packing
T-Minus
Carb Tracker
Spectator Guide
Race Band

Race Info

The Antelope Island Marathon, once called the Layton Marathon, is held annually on Antelope Island in the Great Salt Lake, Utah. The course starts and finishes near the Antelope Island Marina, with runners traversing paved roads that feature rolling hills and stunning vistas of the lake and the island's mountainous terrain. Keep an eye out for bison, as the island hosts about 600 of them, adding a wild touch to this challenging run.

Race weekend

Friday, October 9
7:00 AMMarathon (26.2 mi)
8:15 AMHalf Marathon (13.1 mi)
9:00 AM10K (6.2 mi)
9:00 AM5K (3.1 mi)

FAQ

When is the 2026 Antelope Island Marathon?

The 2026 Antelope Island Marathon will be held on Friday October 9, 2026.

Is the Antelope Island Marathon a Boston Marathon Qualifier?

Yes, the Antelope Island Marathon is an official Boston Marathon qualifier.

What is the time limit for the Antelope Island Marathon?

The time limit for the Antelope Island Marathon is 6 hours.

What will the weather be like for the 2026 Antelope Island Marathon?

The forecast calls for a high of 75°F and a low of 67°F with a 10% chance of rain.

Historical Weather

Based on 9 years of data
Avg Temp
52°F
L:47° H:58°
RunScore
9
Conditions
Rain Freq
22%
2 of 9 yrs
Wind8mph
Dew32°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2025
cloudy
59°/66°Light
6
2024
clear-night
61°/78°-
7
2023
clear-night
48°/61°-
9
2022
clear-night
52°/67°-
8
2021
rain
46°/48°Light
9
2020
clear-night
54°/70°-
8
2019
clear-night
28°/43°-
10
2018
partly-cloudy-night
40°/53°-
9
2017
partly-cloudy-night
34°/40°-
10