Essex County Airport (IATA: CDW[2], ICAO: KCDW, FAA LID: CDW), informally known as Caldwell Airport,[3] is a public use airport located in Fairfield Township, Essex County, New Jersey,[4] 2 nautical miles (3.7 km) north of the central business district of Caldwell, a borough of northwestern Essex County in the U.S. state of New Jersey.

[5] In April 1929 Essex Airport Corporation was formed by Walter Marvin and six other individuals.

The intention of the company was to open an airport to serve Montclair, New Jersey, a town seven miles (11 km) away.

[6] Essex County Airport covers an area of 275 acres (111 ha) at an elevation of 172 feet (52 m) above mean sea level.

[1] For the 12-month period ending September 30, 2022, the airport had 90,504 aircraft operations, an average of 248 per day: 96% general aviation, 2% air taxi, 1% military, and <1% commercial.