Lawrence J. Timmerman Airport (IATA: MWC, ICAO: KMWC, FAA LID: MWC), known locally as Timmerman Field, is an airport in Milwaukee, Wisconsin, United States, owned by Milwaukee County. Located 5 miles (8 km) northwest of the city center, it is used mainly for general or private aviation. It is included in the Federal Aviation Administration (FAA) National Plan of Integrated Airport Systems for 2023–2027, in which it is categorized as a regional reliever airport facility.