Erie Municipal Airport (ICAO: KEIK, FAA LID: EIK, formerly 48V) is an airport in Weld County, Colorado, United States. It is owned by the Town of Erie and located three nautical miles (6 km) south of its central business district. This airport was included in the National Plan of Integrated Airport Systems for 2011–2015, which categorized it as a general aviation facility. It was formerly a private airport called Tri-County Airport.