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Race Overview
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.
WikipediaFAQ
When is the 2027 Antelope Island Marathon?
The 2027 Antelope Island Marathon will be held on Friday October 8, 2027.
Is the Antelope Island Marathon a Boston Marathon Qualfier?
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 6.5 hours.
Antelope Island Marathon Course Map
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Antelope Island Marathon Weather History
Antelope Island Marathon Weather Averages
Average Temp: 58°, Average Low: 48°, Average High: 68°
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp | 49° | 49° | 51° | 55° | 59° | 62° | 65° |
| Feel | 46° | 46° | 49° | 55° | 59° | 62° | 64° |
| Rain | - | - | - | - | - | - | - |
| Wind | 9mph | 9mph | 10mph | 6mph | 7mph | 7mph | 8mph |
| Dew | 33° | 32° | 32° | 33° | 34° | 35° | 34° |
| RunScore |  |  | | | | | |
Antelope Island Marathon 2026
Oct 9, 2026
Partly cloudy throughout the day.
Low: 58°, High: 82°, Light Rain
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp |  59° |  58° | 61° | 66° | 71° | 76° | 80° |
| Feel | 59° | 58° | 61° | 66° | 71° | 76° | 79° |
| Rain | - | - | - | - | - | - | - |
| Wind | 12mph | 12mph | 15mph | 11mph | 10mph | 9mph | 16mph |
| Dew | 39° | 39° | 38° | 39° | 40° | 40° | 38° |
| RunScore | | | | | | |  |
Antelope Island Marathon 2025
Oct 10, 2025
Partly cloudy throughout the day with rain clearing later.
Low: 59°, High: 75°, Light Rain
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp |  59° | 61° | 63° | 65° | 66° | 66° | 69° |
| Feel | 59° | 61° | 63° | 65° | 66° | 66° | 69° |
| Rain | light | - | - | - | - | - | - |
| Wind | 12mph | 13mph | 11mph | 6mph | 8mph | 6mph | 7mph |
| Dew | 54° | 51° | 50° | 50° | 53° | 55° | 54° |
| RunScore | | | |  | | | |
Antelope Island Marathon 2024
Oct 11, 2024
Clear conditions throughout the day.
Low: 61°, High: 84°
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp | 63° | 61° | 64° | 69° | 78° | 80° | 81° |
| Feel | 63° | 61° | 64° | 69° | 78° | 80° | 79° |
| Rain | - | - | - | - | - | - | - |
| Wind | 11mph | 13mph | 13mph | 10mph | 11mph | 10mph | 9mph |
| Dew | 24° | 24° | 25° | 26° | 29° | 26° | 27° |
| RunScore | | | | | | | |
Antelope Island Marathon 2023
Oct 6, 2023
Clear conditions throughout the day.
Low: 48°, High: 70°
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp | 48° | 49° | 52° | 56° | 61° | 63° | 65° |
| Feel | 45° | 44° | 52° | 56° | 61° | 63° | 65° |
| Rain | - | - | - | - | - | - | - |
| Wind | 9mph | 11mph | 8mph | 9mph | 5mph | 1mph | 4mph |
| Dew | 42° | 42° | 43° | 44° | 44° | 46° | 47° |
| RunScore | | | | | | | |
Antelope Island Marathon 2022
Oct 7, 2022
Clear conditions throughout the day.
Low: 52°, High: 78°
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp | 52° | 52° | 57° | 62° | 67° | 71° | 73° |
| Feel | 52° | 52° | 57° | 62° | 67° | 71° | 73° |
| Rain | - | - | - | - | - | - | - |
| Wind | 10mph | 11mph | 10mph | 7mph | 3mph | 3mph | 3mph |
| Dew | 34° | 34° | 34° | 34° | 35° | 35° | 35° |
| RunScore | | | | | | | |
Antelope Island Marathon 2021
Oct 9, 2021
Cloudy skies throughout the day with rain clearing later.
Low: 46°, High: 50°, Heavy Rain
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp |  48° | 48° | 46° | 46° | 46° | 48° | 50° |
| Feel | 45° | 47° | 42° | 43° | 43° | 44° | 46° |
| Rain | light | light | light | light | light | light | - |
| Wind | 6mph | 4mph | 8mph | 6mph | 7mph | 9mph | 9mph |
| Dew | 46° | 44° | 44° | 44° | 44° | 44° | 43° |
| RunScore | | |  | | | | |
Antelope Island Marathon 2020
Oct 10, 2020
Partly cloudy throughout the day.
Low: 54°, High: 81°
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp | 56° | 54° | 59° | 65° | 70° | 76° | 79° |
| Feel | 56° | 54° | 59° | 65° | 70° | 76° | 79° |
| Rain | - | - | - | - | - | - | - |
| Wind | 10mph | 11mph | 11mph | 3mph | 8mph | 14mph | 15mph |
| Dew | 27° | 27° | 27° | 28° | 30° | 30° | 25° |
| RunScore | | | | | | | |
Antelope Island Marathon 2019
Oct 12, 2019
Clear conditions throughout the day.
Low: 28°, High: 55°
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp | 29° | 28° | 32° | 38° | 43° | 47° | 49° |
| Feel | 22° | 21° | 27° | 38° | 43° | 46° | 49° |
| Rain | - | - | - | - | - | - | - |
| Wind | 7mph | 6mph | 5mph | 1mph | 3mph | 3mph | 3mph |
| Dew | 9° | 9° | 9° | 10° | 10° | 13° | 15° |
| RunScore | | | | | | | |
Antelope Island Marathon 2018
Oct 13, 2018
Clear conditions throughout the day.
Low: 40°, High: 60°
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp | 40° | 40° | 42° | 48° | 53° | 55° | 57° |
| Feel | 35° | 33° | 36° | 44° | 53° | 55° | 57° |
| Rain | - | - | - | - | - | - | - |
| Wind | 7mph | 10mph | 9mph | 9mph | 10mph | 10mph | 10mph |
| Dew | 33° | 32° | 33° | 34° | 35° | 36° | 34° |
| RunScore | | | | | | | |
Antelope Island Marathon 2017
Oct 14, 2017
Clearing in the afternoon.
Low: 34°, High: 46°, Light Rain
| Time | 7AM | 8AM | 9AM | 10AM | 11AM | 12PM | 1PM |
|---|---|---|---|---|---|---|---|
| Temp | 36° | 34° | 36° | 38° | 40° | 43° | 43° |
| Feel | 29° | 31° | 31° | 38° | 37° | 43° | 41° |
| Rain | - | - | - | - | - | - | - |
| Wind | 10mph | 4mph | 7mph | 1mph | 4mph | 1mph | 3mph |
| Dew | 22° | 21° | 21° | 20° | 20° | 21° | 21° |
| RunScore | | | | | | | |