Napa County Airport (IATA: APC, ICAO: KAPC, FAA LID: APC) (Napa Valley Airport) is a public airport five miles (8 km) south of Napa, in Napa County, California, United States. It has three runways.

During 2008 the airport's 1960-era control tower received extensive radio, plumbing and electrical upgrades and renovations funded by the federal government.

Airport officials said the airport had about 122,000 flights take off or land at the facility annually in 2008.