Event · Community

Monster Mash

Name: Monster Mash
Start: 2026-10-28T15:30:00-07:00
End: 2026-10-28T17:00:00-07:00
Location: Happy Valley Library

When: Wed, Oct 28 · 3:30 PM–5:00 PM
Where: Happy Valley Library13793 SE Sieben Park Way, Happy Valley, OR 97015Open in Google Maps ↗
Ages: Birth to 5; Kids (Elementary)
Cost: No fee listed on the event page
Organizer: Happy Valley Library

Drop-in Halloween fun at Happy Valley Library: come in costume for trick-or-treating, decorate a treat bag and take a picture at the photo booth in Community Room A.

Visit the official site ↗

Official sources checked2026-10-14

Published details checked online. Contact responsiveness and live booking availability have not been confirmed.

(503) 783-3456 Official website

Official activity / program Official contact details

What was checked & what still needs confirmation

Read the LibCal event page; address and phone from the city's Happy Valley Library page.

Run this listing? Promote it