| Petitfils-Boos House | |
| Location: | 545 Plymouth Boulevard, Los Angeles, California 90020 |
| Coordinates: | 34.0642°N -118.3219°W |
| Built: | 1922 |
| Architect: | Plummer, Charles F. |
| Architecture: | Italian Renaissance Revival |
| Added: | February 15, 2005 |
| Refnum: | 05000049 |
| Designated Other1: | LAHCM |
| Designated Other1 Date: | 2006-01-25[1] |
| Designated Other1 Number: | 835 |
The Petitfils-Boos House is an Italian Renaissance Revival mansion in the Hancock Park section of Los Angeles, California. It was designed by Charles F. Plummer and built in 1922.
In 2005, the house was added to the National Register of Historic Places based on architectural criteria.