The first school in Dexter was built in 1830. A
union school was constructed in 1857. It was replaced in 1887. An addition to it, called the Copeland Building, was built in 1937. When the 1887 building was demolished, in 1956, the Copeland Building remained, and was used by the district until its sale in 2020. The
Ann Arbor News wrote that there had been "years of effort" to create an amalgamated school district. In 1949 a merger proposal for 21 school districts was formally proposed. The school district Dexter Agricultural Schools was created via consolidation in 1950. The eleven primary school districts that consolidated with Dexter's district were: Its architect was Kingscott Associates. A bond issue passed in 2025 will renovate Creekside Intermediate School and move grades seven and eight there. Grades five and six will be moved to Mill Creek Middle School. Additions will also be built at the high school. ==Schools==