Monster Mad Dash 5K
About this race
Join the fun at the 18th Annual Monster Mad Dash 5K on October 3, 2026!
This fun-filled 5K is more than just a race, it's a community celebration with a purpose. Get ready to lace up your running shoes and don your spookiest costume to benefit children in the Edmonds School District! Form a team, wear your favorite costume, and run, walk or wag across the finish line!
Pick your distance
Running
5K
Virtual 5K
Course
Route map and elevation profile
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
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Other races near Mountlake Terrace
Different organizers, within 40 miles, in the next three months
Oktoberfest Fly Away 10K Run & 5K Run/Walk
Trick or Treat 5k
Tacky Turkey Sweater 5k
I Can And I Will Run!
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 1 Mountlake Terrace event
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