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Monster Mash Dash 5k 

 Monster Mash Dash
 Monster Mash Dash
 Monster Mash Dash

Saturday, Oct. 6, 2018 

Thank you 2018 participants! 

Race photos


Race Description:

The Monster Mash Dash is a family 5K fun run and walk along Shoreline's Interurban Trail. Costumes are encouraged and prizes will be awarded for the best costume in each age group as well as best group costume.

The race will not be officially timed, but will be officially fun.


The race will follow the southern half of the Interurban Trail.  Distances will be marked for families who would rather complete a shorter distance than the full 5K.

2018 Race Day Schedule:

8:00 a.m. Check in/Registration & Costume Photos
9:00 a.m. Run/Walk start
9:30 a.m. Runner awards
10:00 a.m. Costume awards



Pre-registration is now closed. Race day registration is available!

Race Day registration form
To save time in line, bring a completed registration form with you.


Registration costs:
Adults (ages 18 & up): $10
Youth (ages 6-17): $5
Children (ages 5 & under): Free

T-Shirts prices:
T-shirts (all sizes) - $10

T-shirts are not required and cost is not included in registration fees. Limited quantities available on race day.


THANK YOU to our 2018 sponsors!

  • Walgreens
  • PIMA
  • The Everett Clinic
  • Road ID
  • Super Jock 'N Jill
  • FSI Mobile Music
  • Kind Bars
  • Trader Joe's

Contact Special Events Coordinator Pam Barrett for 2018 sponsorship opportunities at or (206) 801-2634.


We're seeking volunteers to help decorate the finish line and to cheer participants on the race course. Volunteers must be in costume (family friendly). This event is eligible for high school community service hours. High school volunteers must bring a signed liability waiver to participate.

Please contact Tavia Tan at (206) 801-2226 or for more information.



Race photos
Race video


Race photo
Race video


Race photos


Race photos
Race video


Race photos