| Logan County Courthouse | |
| Location: | 101 South Main Street, Bellefontaine, Ohio, United States[1] |
| Coordinates: | 40.3606°N -83.7592°W |
| Mapframe: | yes |
| Mapframe-Marker: | building |
| Mapframe-Zoom: | 12 |
| Mapframe-Caption: | Interactive map showing the location of Logan County Courthouse |
| Built: | 1870 |
| Architect: | Alexander Koehler |
| Architecture: | Second Empire |
| Added: | June 4, 1973 |
| Refnum: | 73001497 |
The Logan County Courthouse is a historic Second Empire building located on the southeastern corner of Main Street and Columbus Avenue in downtown Bellefontaine, Ohio, United States.[2] Built in 1870 at a cost of $105,398.08, the courthouse was constructed primarily of locally mined sandstone,[3] and it is covered with a mansard roof.[4] The courthouse is adjacent to Court Avenue, the first concrete street in the United States.[5]
On June 4, 1973, it was added to the National Register of Historic Places.