Collinsville is an unincorporated community in southeastern Milford Township, Butler County, Ohio, United States. Although it is unincorporated, it has a post office, with the ZIP code of 45004. It lies at the intersection of U.S. Route 127 and State Route 73.
Collinsville was named for Charles Collins, a wagonmaker who bought the first townlot.
- U.S. Geological Survey Geographic Names Information System: Collinsville
- Zip Code Lookup
- Bartlow, Bert Surene (1905). Centennial History of Butler County, Ohio. B. F. Bowen. p. 351.
|This Butler County, Ohio state location article is a stub. You can help Wikipedia by expanding it.|