Mount Si High School Alumni

Class of '63 Homepage

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Mount Si High School - Class of 1963 Alumni, Snoqualmie WA

Join thousands of alumni from Mount Si High School and the Class of 1963. 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

'63 Reunion Info

Class of 1966

Need a head count for the food to be served.

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50th Reunion

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Mount Si '63 Apparel

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

Class Yearbook

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Yearbook Page
Yearbook Page
Yearbook Page
Yearbook Page

Nearby Mount Si Classmates

Class of 1961

9 classmates have joined

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Class of 1962

7 classmates have joined

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Class of 1964

13 classmates have joined

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Class of 1965

8 classmates have joined

View Class of 1965 Alumni