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
Race-day daylight
We have no recorded weather for Mountlake Terrace yet, but sunrise and sunset follow from the venue and the date.
The sun rises at 7:11 AM and sets at 6:44 PM local time (PDT) in Mountlake Terrace on October 3, 2026 — 11h 32m of daylight.
Course
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.
Reviews
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Other races near Mountlake Terrace
Different organizers, within 40 miles, in the next three months
Trick or Treat 5k
Tacky Turkey Sweater 5k
Unicorns & Rainbows 5k
Greenlake 5K and Wellness Festival
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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