73IA — Harris Field, Mason City, IA

Non-ToweredMason City, IA • 1,180' MSL

73IA WeatherLive METAR & TAF

73IA has 1 runway. The longest is 18/36 at 3,250 ft × 60 ft (turf).

18/36No runway lights3,250 ft × 60 ftTurf

FAA NASR data, cycle 2026-09-03

73IA field elevation is 1,180 ft MSL. The standard traffic pattern altitude at 73IA is 2,180 ft MSL (1,000 ft AGL).

Field elevation1,180 ft MSL

Pattern altitude2,180 ft MSL1,000 ft AGL · standard

Control towerNon-towered

FAA NASR data, cycle 2026-09-03

Check 73IA against your personal minimums, plan a route to it, and see the best runway for the current wind — free.

No, 73IA is a non-towered airport.

73IA has 1 runway (18/36). The longest runway is 3,250 feet.

73IA uses the standard traffic pattern altitude of 1,000 feet AGL — about 2,180 feet MSL at a field elevation of 1,180 feet.

73IA (Harris Field) has a field elevation of 1,180 feet MSL.

73IA (Harris Field) is located in Mason City, IA.