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Antelope Island Marathon

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Antelope Island, UT, USA · October 09, 2026
clear-day59°·71° high·Windy·Dry
7
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Race Day Weather

clear-day
59°at start
81° high
Windy
Dry
Your goal
0:00:00

Cool start, strong tailwind later

Runners will face a temperature range starting at 59°F and peaking at 80°F, with a gradual warm-up. Wind will be a moderate headwind from miles 6 to 13, making pacing adjustments crucial, especially on the gentle climbs. After mile 21, a tailwind will provide relief, allowing for a faster finish. With low humidity at 38%, hydration should be prioritized, particularly as temperatures rise.

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clear-night9
clear-day9
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partly-cloudy-day4
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Pace Calculator

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Race Plan

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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 82°F and a low of 58°F with a 0% chance of rain.

Historical Weather

Based on 10 years of data
Avg Temp
53°F
L:48° H:60°
RunScore
8
Conditions
Rain Freq
20%
2 of 10 yrs
Wind8mph
Dew33°F

Temperature History

Range of temperatures during race hours for each year.

Detailed History

YearConditionsLow / HighRainScoreResults
2026
clear-night
58°/71°-
7
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