| Hamilton Field/AFB/AAF | |
|---|---|
| Part of Air/Aerospace Defense Command | |
| Located in Novato, California | |
&sq=Qlik&lang=&file=File:Hamilton_Air_Force_Base_-_USGS_Topo.jpg) Hamilton Field, 2006 US Geological Survey photo | |
&sq=Qlik&lang=&file=File:USA_California_location_map.svg)  Hamilton AFB &sq=Qlik&lang=&file=File:Usa_edcp_location_map.svg) Hamilton AFB | |
| Coordinates | 38°3′28″N 122°30′45″W / 38.05778°N 122.51250°W |
| Type | Air Force base |
| Site information | |
| Controlled by | United States Army Air Corps United States Army Air Forces United States Air Force United States Army |
| Site history | |
| Built | 1932–1935 |
| In use | 1934–1974 |
| Garrison information | |
| Garrison | Aerospace Defense Command |
Hamilton Field (Hamilton AFB) was a United States Air Force base, which was inactivated in 1973, decommissioned in 1974, and put into a caretaker status with the Air Force Reserve until 1976. It was transferred to the United States Army in 1983 and was designated an Army Airfield until its BRAC closure in 1988. It is located along the western shore of San Pablo Bay in the southern portion of Novato, in Marin County, California.