| Lassen County Court House | |
| Coordinates: | 40.4164°N -120.6625°W |
| Built: | 1917 |
| Architect: | George C. Sellon |
| Builder: | James L. McLaughlin |
| Added: | January 23, 1998 |
| Area: | 1.5acres |
| Refnum: | 97001659 |
The Lassen County Court House, on Courthouse Square in Susanville, California, is a courthouse built in 1917. It was listed on the National Register of Historic Places in 1998.
It was designed by architect George C. Sellon and is Classical Revival in style.[1]