Seattle Cherry Blossom Run
USATF CertifiedSaturday, April 18, 2026
Seattle, Washington
The Experience
BE PART OF THE LEGION OF BLOOM!
Come run, walk, stroll, or crawl with us through Seward Park and along South Lake Washington Boulevard, surrounded by the breathtaking beauty of cherry blossoms.
APRIL 18, 2026: 5K, 10K, & HALF-MARATHON
2026 will offer 5K, 10K, and Half-Marathon runs! All runs will extend onto Lake Washington Blvd to take in the blossoms along the outer stretch of the park.
We are happy to announce this year we will have parking options available within the park!
Cross the finish line under our signature inflatable arch and celebrate spring in full bloom!
Follow us on Facebook and Instagram, and don’t forget to tag #CherryBlossomRun in your photos and videos.
Let’s bloom together in this exciting new chapter. We can’t wait to see you there!
Course Information
USATF Certified Course
WA22002RMB · Expires 2032
Certified Course Name
Seattle Cherry Blossom Half Marathon
Net Drop
-2.61
m/km
Separation
4.6%
start to finish
This is a net downhill course — fast finishing times are common. Loop course — start and finish are close together.
View USATF Course Map (PDF)Race Details
Race Day
Saturday, April 18, 2026 · 4/18/2026 07:30
Start Location
5900 Lake Washington Blvd S, Seattle, WA 98118
Course
Loop
Also Offers
Giveaway
Premium Unisex Race Top
Registration
Register online — $95
Race Website
Official race information
Race Performance
2:05:49
9:36/mi pace
1:08:26
5:13/mi pace
1,659
46% female · 54% male
38 states
Avg age: 33
Finish Time Distribution (2025)
1:51:04
Top 25%
2:22:34
Top 75%
Historical Weather
☀
Avg High
58°F
☽
Avg Low
41°F
☂
Precip
0.09 in
🍃
Wind
12.5 mph
More races in Washington
The Experience
BE PART OF THE LEGION OF BLOOM!
Come run, walk, stroll, or crawl with us through Seward Park and along South Lake Washington Boulevard, surrounded by the breathtaking beauty of cherry blossoms.
APRIL 18, 2026: 5K, 10K, & HALF-MARATHON
2026 will offer 5K, 10K, and Half-Marathon runs! All runs will extend onto Lake Washington Blvd to take in the blossoms along the outer stretch of the park.
We are happy to announce this year we will have parking options available within the park!
Cross the finish line under our signature inflatable arch and celebrate spring in full bloom!
Follow us on Facebook and Instagram, and don’t forget to tag #CherryBlossomRun in your photos and videos.
Let’s bloom together in this exciting new chapter. We can’t wait to see you there!
Course Information
USATF Certified Course
WA22002RMB · Expires 2032
Certified Course Name
Seattle Cherry Blossom Half Marathon
Net Drop
-2.61
m/km
Separation
4.6%
start to finish
This is a net downhill course — fast finishing times are common. Loop course — start and finish are close together.
View USATF Course Map (PDF)Race Details
Race Day
Saturday, April 18, 2026 · 4/18/2026 07:30
Start Location
5900 Lake Washington Blvd S, Seattle, WA 98118
Course
Loop
Also Offers
Giveaway
Premium Unisex Race Top
Registration
Register online — $95
Race Website
Official race information
Race Performance
2:05:49
9:36/mi pace
1:08:26
5:13/mi pace
1,659
46% female · 54% male
38 states
Avg age: 33
Finish Time Distribution (2025)
1:51:04
Top 25%
2:22:34
Top 75%