Rosewood is an unincorporated community and census-designated place (CDP) in northwestern Adams Township, Champaign County, Ohio, United States.[1] As of the 2020 census it had a population of 224.[2] It has a post office with the ZIP code 43070.[3] It lies along State Route 29, an east–west highway.
Rosewood was laid out and platted in 1893 when the railroad was extended to that point.[4] A post office has been in operation at Rosewood since 1894.[5]