Monster Mash 5K

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4455 E Lake Sammamish Pkwy SE, Issaquah WA

Saturday, October 25th, 2025

👻 Welcome to the Monster Mash 5K!

We look forward to seeing you at Monster Mash 5K this weekend! Please refer to our main Monster Mash 5K Website for full details!

📍 Race Location

Address: 4455 E Lake Sammamish Pkwy SE, Issaquah, WA
Date: 2025-10-25

🔗 Additional Resources

Main Website: www.isfdn.org/monstermash5k
Race Registration: Sign up here!

Course Map

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