Home / Seattle / Winter 2026-27 / Half marathons
Winter half marathons near Seattle (2026-27)
17 half marathons on the calendar from December to February, starting with Holiday 5K, 10K, & 13.1M at Everett, WA (49) on Saturday December 5. 2 of them publish an upcoming price increase, so signing up early saves money.
All winter races5K races (39)10K races (25)Half marathons (17)Trail races (3)
By date
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Holiday 5K, 10K, & 13.1M at Everett, WA (49)
Sat Dec 5 · 8:30 AM · Everett · Snohomish County
5K10KHalf marathon
from $30 -
Run for Breast Cancer 5K/10K/13.1 Seattle
Sat Dec 12 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
Sunrise Marathon 5K/10K/13.1 Seattle
Sat Dec 12 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
Holiday 5K, 10K, & 13.1M at Everett, WA (50)
Sat Dec 12 · 8:30 AM · Everett · Snohomish County
5K10KHalf marathon
from $30 -
Holiday 5K, 10K, & 13.1M at Everett, WA (51)
Sat Dec 19 · 8:30 AM · Everett · Snohomish County
5K10KHalf marathon
from $30 -
A Merry Christmas Run 5K/10K/13.1 Seattle
Sat Dec 26 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
New Year's Run 5K/10K/13.1 Seattle
Sat Dec 26 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
MLK Jr. Freedom Run 5K/10K/13.1 Seattle
Sat Jan 16 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
Sunrise Marathon 5K/10K/13.1 Seattle
Sat Jan 16 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
from $30
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from $30
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Run for Chocolate 5K/10K/13.1 Seattle
Sat Feb 13 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
Valentine's Day Run 5K/10K/13.1 Seattle
Sat Feb 13 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
from $45Goes up Nov 1
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Run For Mental Health Seattle
Sat Feb 27 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
Run Together Against Breast Cancer Seattle
Sat Feb 27 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
Woodinville Half and 10K
Sat Feb 27 · 8:00 AM · Woodinville · Eastside & South King
10KHalf marathonTrail
from $60Goes up Nov 16