Beloit Airport, (FAA LID: 44C) is a privately owned public use airport located 3 miles (4.8 km) east of the central business district of Beloit, a city in Rock County, Wisconsin, United States.

Although most airports in the United States use the same three-letter location identifier for the FAA and International Air Transport Association (IATA), this airport is assigned 44C by the FAA but has no designation from the IATA.

Beloit Airport covers an area of 123 acres (50 ha) at an elevation of 817 feet (249 m) above mean sea level. It has one asphalt runway: 7/25 is 3,300 by 50 feet (1,006 x 15 m).

For the 12-month period ending June 9, 2022, the airport had 19,630 aircraft operations, an average of 54 per day; 99% general aviation, less than 1% air taxi and less than 1% military.

In July 2024, there were 31 aircraft based at this airport: 25 single-engine, 3 multi-engine, 1 helicopter and 2 ultralight.

• List of airports in Wisconsin

• Resources for this airport:
  • FAA airport information for 44C
  • AirNav airport information for 44C
  • FlightAware airport information and live flight tracker
  • SkyVector aeronautical chart for 44C