Chiawana Senior High School is a public school located in Pasco, WA, which is in a mid-size suburb setting. The student population of Chiawana Senior High School is 2,999 and the school serves 8-12.

Washington state’s largest school just keeps getting bigger. Six portables are being move from other Pasco schools to Chiawana High School as enrollment at the district’s two high schools ...

Clad in hard hats and mini shovels in hand, Andrea and Ariana Barraza were extra focused as they turned dirt onto the roots of a small sapling. It’s a big job for the twin 6-year-olds.