- Airport Identifier
- MD56
- Airport Name
- Three J Airport
- Location
- New Windsor, United States
- Field elevation (ft)
- 510 ft
- Airport Type
- Small airport
- Magnetic Variation
- 9.704° E
- Coordinates
- 39.5690002441406° N 77.1213989257812° W
| Runway Name | Runway Length | Displaced Threshold (ft) | Runway Heading (°T) | Runway Heading (°M) | Slope | Surface |
|---|---|---|---|---|---|---|
| 03 | 1,170 ft x 36 ft | N/A | Unknown | 30 °M | Unknown | Grass |
| 21 | 1,170 ft x 36 ft | N/A | Unknown | 210 °M | Unknown | Grass |