Sierra High School - Class of 2018 Alumni, Manteca CA

Join thousands of alumni from Sierra High School and the Class of 2018. Reconnect with classmates, photos, yearbooks, upcoming reunions.

Varsity Football Schedule 2026-27

08/27 vs Enochs
09/03 vs Lathrop
09/10 vs Modesto
09/16 vs Gregori
09/24 vs Oakdale
10/08 vs Mountain House
10/15 vs Manteca
10/22 vs Central Catholic
11/05 vs Patterson

Upcoming Class of 2018 Reunions

Browse past reunion events and photos for your class here.

Past Class of 2018 Reunions

Browse past reunion events and photos for your class here.

Sierra '18 Apparel

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

Class Yearbook

View past yearbooks

Connect with Class of 2018 Classmates

Don Melt

Ana Cortez

Nearby Sierra Classmates

Class of 2016

4 classmates have joined

View Class of 2016 Alumni

Class of 2017

2 classmates have joined

View Class of 2017 Alumni