Mount Si High School - Class of 1947 Alumni, Snoqualmie WA

Join thousands of alumni from Mount Si High School and the Class of 1947. Reconnect with classmates, photos, yearbooks, upcoming reunions.

Varsity Football Schedule 2026-27

09/03 vs Arlington
09/10 vs Rogers
09/17 vs Tumwater
09/24 vs Hazen
09/30 vs Issaquah
10/08 vs Eastlake
10/15 vs Skyline
10/22 vs Bellevue

'47 Reunion Info

Class of 1966

Need a head count for the food to be served.

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Mount Si '47 Apparel

Browse our apparel store for a wide range of Wildcats gear, from t-shirts and hoodies, to caps and accessories.

Class Yearbook

View past yearbooks

Recently joined '47 Classmates

Wanda Barber
Class of 1947

Nearby Mount Si Classmates