Cedarville is a village in Greene County, Ohio, United States.

A post office called Massies Creek was established in 1837, and the name was changed to Cedarville in 1843.

[7] For many years beginning in the 1880s, public life in Cedarville centered around the downtown Cedarville Opera House; it survives to the present day,[8] and is listed on the National Register of Historic Places.

28.4% of all households were made up of individuals, and 12.3% had someone living alone who was 65 years of age or older.

26.1% of all households were made up of individuals, and 9.1% had someone living alone who was 65 years of age or older.

To celebrate its distinction as the birthplace of James H. Kyle, Cedarville commemorates Labor Day with CedarFest, an annual festival.

[13] The weekend is capped by a fireworks display on the Sunday before Labor Day in Cedar Park.

[14] Residents coordinate their outdoor lighted decorations (traditionally empty gallon milk jugs with a candle placed inside) and also compete for the best display.

[15] The Cedar Cliff Local School District gets its name from the two towns which it serves, Cedarville and Clifton.