Trenton Municipal Airport is a city-owned, public-use airport located one mile (2 km) east of the central business district of Trenton, a city in Grundy County, Missouri, United States.Facilities and aircraftTrenton Municipal Airport covers an area of 85acre and has one runway designated 18/36 with a 4,310 x 75 ft (1,314 x 23 m) asphalt surface. For the 12-month period ending August 22, 2007, the airport had 2,710 aircraft operations, an average of 7 per day: 96% general aviation, 4% air taxi, <1% military.