Races near Seattle in May 2027
15 races on the calendar for May. Listed by date, with prices and early-bird deadlines where the race publishes them.
Oct 2026Nov 2026Dec 2026Jan 2027Feb 2027Mar 2027Apr 2027May 2027Jun 2027Jul 2027Aug 2027Sep 2027
By date
-
Tacoma City Marathon / Half / Ghost / 10K / 5K / 1K
Sat May 1 · 8:00 AM · Tacoma · Tacoma & South Sound
0.62 miles5K10KHalf marathonMarathon
from $10Goes up Jan 1 -
from $15
-
Kirkland Half Marathon & 5K
Sun May 2 · 7:30 AM · Kirkland · Eastside & South King
1K5KHalf marathon
from $15Goes up Nov 1 -
from $34Goes up Apr 1
-
from $57Goes up Dec 1
-
Run for Chocolate 5k/10k/13.1 Seattle
Sat May 8 · 7:30 AM · Seattle · Seattle (city)
1 mile5K10KHalf marathon
from $30 -
Bainbridge Island Parks & Trails Foundation Trillium Trail Run
Sat May 8 · 8:30 AM · Bainbridge Island · Seattle (city)
1 mile5K10KTrail
from $30Reg. closed -
from $10Goes up Apr 22
-
from $30Reg. closed
-
from $35Reg. closed
-
Evergreen Half and 5 Mile
Sun May 23 · 8:00 AM · Snohomish · Snohomish County
5 milesHalf marathonTrail
from $55 -
from $35Reg. closed
-
Spring - Mud Mountain Dam Marathon & Half Marathon
Sat May 29 · 7:00 AM · Enumclaw · Eastside & South King
Half marathonMarathon
from $105Goes up Jan 1 -
from $30
-
from $35Goes up Apr 11