Clintonville Municipal Airport is located two miles southeast of Clintonville, in Waupaca County, Wisconsin, United States. The Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2025–2029 categorized it as a basic general aviation facility. The airport was the birthplace of Wisconsin Central Airlines, which became North Central Airlines. It had scheduled flights to Clintonville from 1948 until 1966.

Facilities

The airport covers 533 acres (216 ha) at an elevation of 826 feet (252 m). It has three runways: the primary runway 14/32 is 4,599 by 75 feet (1,402 x 23 m) asphalt; the crosswind runway 4/22 is 3,812 by 75 feet (1,162 x 23 m) asphalt; and 9/27 is 2,002 by 170 feet (610 x 52 m) turf. In the year ending September 14, 2023 the airport had 11,500 aircraft operations, an average of 32 per day: 93% general aviation and 7% air taxi. In August 2024, there were 18 aircraft based at this airport: 17 single-engine and 1 multi-engine. The CLINTONVILLE (CLI) non-directional beacon, 209 kHz, is on the field.