Alaska Running calendar 2025-2026

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Explore the best running races in Alaska for 2025-2026! Our updated list features 49 exciting races across the region. Find your next race in Alaska below and join the running community at these great events!

March 2025
Mar
15
Saturday

Tanana River Challenge

Multisport
Mar
15
Saturday

Shamrock Shuffle - Anchorage

5 km
Mar
15
Saturday

Crazy Lazy XI

Mar
23
Sunday

White Mountains 100

Multisport
April 2025
Apr
5
Saturday

The KRRBRRR

Trail Run 5 mi
Apr
19
Saturday

Superhero Showdown

5 km
Apr
26
Saturday

Valley Thaw Out Races

5 km 10 km 21 km
May 2025
May
24
Saturday

Prince of Wales Marathon

13 mi 26 mi
May
24
Saturday

Prince of Wales Island Alaska Marathon

May
24
Saturday

Trent Waldron Half Marathon

10 km 13 mi
May
30
Friday

Twilight 12K

6 km 12 km
June 2025
Jun
6-7
Fr - Sa

Alaska Endurance Trail Run

Backyard Ultra 6 hr 12 hr 24 hr
Jun
14
Saturday

The Dolly Dash 5k Family Fun Run

Jun
19-21
Th - Sa

Kodiak Mountain Series

Trail Run 5 mi 7 mi
Jun
21
Saturday

Anchorage Mayor's Marathon

5 km 13 mi 26 mi
Jun
21
Saturday

Medvejie Solstice Run

5 km 10 km 13 mi
Jun
21
Saturday

Denali 50K

Trail Run 50 km
Jun
21-23
Sa - Mo

Denali Ultra

Trail Run 50 km 100 km 135 mi
Jun
21-22
Sa - Su

Denali 100K

Trail Run 100 km
Jun
22
Sunday

Juneau Ridge Race

Trail Run 15 mi
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