Montgomery County Airpark, Gaithersburg

51,000
flights per year

14
total accidents in the past 20 years: 1 fatal, 1 serious and 12 minor.

Montgomery County Airpark

Leesburg Executive Airport

111,000
flights per year

13
total accidents in the past 20 years: 6 fatal, 1 serious and 6 minor.

Leesburg Executive Airport

Frederick Municipal Airport

95,000
flights per year

21
total accidents in the past 20 years: 1 fatal, 1 serious, 18 minor and 1 unknown.

Frederick Municipal Airport

Manassas Regional Airport

140,000
flights per year

19
total accidents in the past 20 years: 2 fatal, 1 serious and 16 minor.

Manassas Regional Airport

Note: Flights per year are approximate. Sources: Aircraft Owners and Pilots Association, Google Earth. Graphic by Bonnie Berkowitz, Denise Lu, Dan Keating and Laris Karklis. Published Dec. 12, 2014.