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Race profile

Sundae Runday

Overview

10K · 5K · Walk · 2 mi · 2.3 mi

Aug 16, 2026 · Seattle, Washington, US

Annual tradition since 2025

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Original listingRegistration & details — Full description from sourceExpand the official listing text (unchanged)

Join us for the 6th annual Sundae Runday, where we combine our love of running with a love for ice cream! Finish your 10K, 5K run, or 2 mile (plus a little bit) walk with a delicious ice cream sundae with all the toppings!

 

 

Race Day Schedule:

8:30AM – Registration and Packet Pickup Opens

9:00AM – Costume Contest

9:15AM – Kids Dash

9:30AM – 10K Start

9:45AM – 5K and 2 Mile start

10:00AM - Ice cream time! 

10:30am - Awards

 

Sundae FUNday Festivities:

- Post-race ice cream treats for all, including your four-legged friends!

- Finisher's item, it will be something fun, and functional! 

- Water and whipped cream at the banana split halfway mark!

- Chance to beat the ice cream

- Free Event Photos

- Kid’s Tent with Games & Crafts

- Kids Dash with finisher items and ice cream

- Costume Contest - put on your Sundae best! 

- Traffic free course through Seward Park and the shores of Lake Washington. 

- Stroller friendly event

- Furry Friends: Dogs are welcome to run with us! Check the box at registration to pre-register your pup and guarantee a doggy treat in the Sundae line!

 

Registration Info:

10K

January 1 - 9: $35
Jan 10 -  May 16: $45
May 17 -  July 16:  $50
July 17 - August 15: $55
Day of Event Registration - $60


5K & 2 Mile Walk

January 1 - 9: $30
Jan 10 -  May 16: $40
May 17 - July 16: $45
July 17 -August 15: $50
Day of Event Registration - $55

 

-  Kids 15 and under - $25 (includes shirt and ice cream)

 

- Kids dash - $10 - (includes ice cream and finisher's ribbon)

 

- Register by July 15 to guarantee your shirt size.

 

Teams of 6 or more get an automatic discount. Once the 6th person signs the first 5 participants get a refund! 

 

Volunteer with us and get a race shirt, and a trip through the sundae toppings bar without all that pesky running!

 

Benefiting Let Me Run - Let Me Run is building a new generation of men by teaching boys to be their best selves through a character development program powered by running.

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