KLDM · LDM
Mason County Airport
Mason County Airport (KLDM / LDM) is a general-aviation airfield serving Ludington, Michigan. The field lies at 646 ft (197 m) above sea level and has two crossing runways, the longest 5,003 ft (1,525 m), asphalt. Its nearest neighbour is Silver Lake Airport (MI71), 19 nm S.
Mason County Airport is a smaller field, so Alārium does not attribute movements to it directly — but aircraft flying near it appear on the live map like any other, at their real altitude and on their real track.
Location
- Elevation
- 646 ft (197 m)
- Coordinates
- 43.9625, -86.4079
- Serving
- Ludington
- Region
- Michigan
- Time zone
- America/Detroit
Runways2 · longest 5,003 ft
The diagram is drawn from published threshold coordinates, so each runway sits where it actually sits — true bearings, true separations, true lengths. Runway widths are exaggerated against length, which at true proportion would draw a hairline. It is a diagram, not a chart to navigate by.
| Runway | Length | Width | Surface | Lighting |
|---|---|---|---|---|
| 08/26 | 5,003 ft1,525 m | 75 ft | Asphalt | — |
| 01/19 | 3,503 ft1,068 m | 75 ft | Asphalt | — |
Nearby airfields
Runway and field data from the OurAirports public-domain dataset. Positions are ADS-B, which covers most but not all aircraft.