Sioux County High School - Class of 2003 Alumni, Harrison, NE

Join thousands of alumni from Sioux County High School and the Class of 2003. Reconnect with classmates, photos, yearbooks, upcoming reunions.

Varsity Football Schedule 2026-27

08/26 vs Paxton
09/10 vs Leyton
09/17 vs Banner County
09/23 vs Crawford
10/01 vs Hay Springs
10/07 vs Morrill
10/15 vs Minatare
10/22 vs Cody‑Kilgore

Upcoming Class of 2003 Reunions

Browse past reunion events and photos for your class here.

Past Class of 2003 Reunions

Browse past reunion events and photos for your class here.

Sioux County '03 Apparel

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

Class Yearbook

View past yearbooks

Connect with Class of 2003 Classmates

Sheena Semroska