| Bonneville County Courthouse | |
| Coordinates: | 43.495°N -112.0403°W |
| Mapframe: | yes |
| Mapframe-Marker: | building |
| Mapframe-Zoom: | 12 |
| Mapframe-Caption: | Interactive map showing the location of Bonneville County Courthouse |
| Architect: | Lionel E. Fisher, Charles Aitken |
| Added: | July 10, 1979 |
| Area: | less than one acre |
| Refnum: | 79000781 |
The Bonneville County Courthouse is a historic building in Idaho Falls, Idaho, and the courthouse of Bonneville County, Idaho. It was built in 1921 with reinforced concrete, sandstone from Boise, and there is a marble staircase inside.[1] The entrance includes "an entablature supported by Corinthian pilasters" and "a round arch with garlanded spandrels".[1] It was designed by architects Lionel E. Fisher and Charles Aitken.[1] It has been listed on the National Register of Historic Places since July 10, 1979.