| Forest Knolls | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | California#USA |
| Pushpin Label Position: | bottom |
| Pushpin Map Caption: | Location in California |
| Pushpin Image: | California Locator Map with US.PNG |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | California |
| Subdivision Type2: | County |
| Subdivision Name2: | Marin County |
| Coordinates: | 38.0153°N -122.6886°W |
| Elevation M: | 76 |
| Elevation Ft: | 249 |
Forest Knolls is an unincorporated community in Marin County, California. It is located 9miles southwest of Novato, at an elevation of 249 feet (76 m). For census purposes, Forest Knolls is aggregated with Lagunitas into the census-designated place Lagunitas-Forest Knolls.
The first post office at Forest Knolls opened in 1916. Forest Knolls' ZIP Code is 94933.[1]
There are a number of small historical businesses in Forest Knolls such as the Papermill Creek Saloon.