Edward F Johnson Airport is a privately owned public use airport 10mi south of the central business district of Ishpeming, a city in Marquette County, Michigan, United States.Facilities and aircraftEdward F Johnson Airport covers an area of 75acre and contains one runway designated 18/36 with a 2,200 x 100 ft (671 x 30 m) turf surface. For the 12-month period ending December 31, 2015, the airport had 825 aircraft operations, an average of 69 per month: 100% general aviation. In January 2017, there were 4 aircraft based at this airport: 4 single-engine.