William B. Bolton Airport , also known as Empire Airport, is a public use airport located three nautical miles (6 km) southeast of the central business district of Empire, a village in Empire Township, Leelanau County, Michigan, United States. The airport is owned by the village and township.
The airport has a history of hosting snowmobile gatherings and races.
William B. Bolton Airport covers an area of 130 acres (53 ha) at an elevation of 944 feet (288 m) above mean sea level. It has two runways: runway 17/35 is 2,600 by 50 feet (792 x 15 m) with an asphalt surface; runway 9/27 is 2,235 by 150 feet (681 x 46 m) with a turf surface. Runway 9/27 is closed from December through March and when snow-covered.
For the 12-month period ending December 31, 2018, the airport had 504 aircraft operators per year, an average of 42 per month. It was all general aviation. For the same time period, 3 aircraft are based at the airport, all single-engine airplanes.
The airport does not have a fixed-base operator, and no fuel is available.