The Colton Joint Unified School District (CJUSD) is a school district in California.

In San Bernardino County, California, the district includes most of Colton, all of Bloomington and Grand Terrace, and small portions of Fontana, Rialto and San Bernardino.

[1] The district's territory extends into Riverside County.

[2] The district opened in 1872.

This California school-related article is a stub.