Monroe Municipal Airport (ICAO: KEFT, FAA LID: EFT) is a city owned public use airport located three nautical miles (6 km) northeast of the central business district of Monroe, a city in Green County, Wisconsin, United States.

[1] It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2025–2029, in which it is categorized as a regional general aviation facility.

[3] Monroe Municipal Airport covers an area of 257 acres (104 ha) at an elevation of 1,086 feet (331 m) above mean sea level.

[1] For the 12-month period ending May 15, 2024, the airport had 17,300 aircraft operations, an average of 47 per day: 95% general aviation, 3% air taxi and 2% military.

In July 2024, there were 41 aircraft based at this airport: 40 single-engine and 1 jet.