KRPX · RPX
Roundup Airport
Roundup Airport (KRPX / RPX) is a general-aviation airfield serving Roundup, Montana. The field lies at 3,500 ft (1,067 m) above sea level and has two crossing runways, the longest 5,098 ft (1,554 m), asphalt and lit. Its nearest neighbour is Lavina Airport (80S), 20 nm WSW.
Roundup 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
- 3,500 ft (1,067 m)
- Coordinates
- 46.4751, -108.5415
- Serving
- Roundup
- Region
- Montana
- Time zone
- America/Denver
Runways2 · longest 5,098 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 |
|---|---|---|---|---|
| 07/25 | 5,098 ft1,554 m | 75 ft | Asphalt | Lit |
| 16/34 | 2,460 ft750 m | 100 ft | Grass | — |
Nearby airfields
Runway and field data from the OurAirports public-domain dataset. Positions are ADS-B, which covers most but not all aircraft.