# Rosenau Airport (21ND)

**Rosenau Airport** (FAA: 21ND) is a small airport in Upham, North Dakota, United States. It opened in Jan 1981. It has one runway, 2,500 ft (762 m) long, grass.

Web page: https://dromopedia.com/airports/21nd

## At a glance

- FAA: 21ND
- Type: Small airport
- Serves: Upham, North Dakota, United States
- Opened: Jan 1981
- Elevation: 1,450 ft / 442 m
- Coordinates: 48.5822, -100.8550
- Runways: 1
- Longest runway: 2,500 ft / 762 m
- Time zone: UTC-6/-5 · America/Chicago
- Wikidata: https://www.wikidata.org/wiki/Q49750281
- Weather station: KMIB
- Ident: 21ND

## Timeline

- Jan 1981: Rosenau Airport opens.

## Runways

| Ident | Length | Width | Surface | True headings | Lighted |
| --- | --- | --- | --- | --- | --- |
| 08/26 | 2,500 ft / 762 m | 40 ft / 12 m | Grass | 090° / 270° |  |

## Rankings

Ranked among 48,075 open airports; = marks a shared place.

| Measure | Value | World | Region | Country |
| --- | --- | --- | --- | --- |
| Longest runway | 2,500 ft / 762 m | =20,464 of 29,858 | =9,064 in North America | =7,805 in US |
| Elevation | 1,450 ft / 442 m | =12,437 of 43,403 | =5,365 in North America | =4,097 in US |
| Age | Opened 1981 | =8,229 of 15,079 | =6,171 in North America | =6,066 in US |
| Runways | 1 | =4,364 of 29,978 | =2,583 in North America | =2,326 in US |

## Nearby airports

- [4ND4](https://dromopedia.com/airports/4nd4.md) Pfau Private Airport · 1.7 mi / 2.7 km
- [6NA6](https://dromopedia.com/airports/6na6.md) Marsh Brothers Airstrip · 6.2 mi / 9.9 km
- [NA03](https://dromopedia.com/airports/na03.md) Boll Brothers Airstrip · 6.2 mi / 10 km
- [94ND](https://dromopedia.com/airports/94nd.md) Michael Zurcher Farm Strip · 6.5 mi / 10 km
- [NA73](https://dromopedia.com/airports/na73.md) Welstad Farms Airstrip · 6.7 mi / 11 km
- [6NA7](https://dromopedia.com/airports/6na7.md) Kersten Brothers Airport · 11 mi / 17 km

## Sources

- [FAA NASR](https://www.faa.gov/air_traffic/flight_info/aeronav/aero_data/NASR_Subscription/): US airport data: FAA National Airspace System Resources (Public Domain (US Government))
- [NOAA Aviation Weather Center](https://aviationweather.gov/data/api/): Weather data: NOAA Aviation Weather Center (Public Domain (US Government))
- [OurAirports](https://ourairports.com/data/): Airport data from OurAirports (Public Domain)
- [Wikidata](https://www.wikidata.org): Structured data from Wikidata (CC0 1.0)
- [timezone-boundary-builder](https://github.com/evansiroky/timezone-boundary-builder): Time zone boundaries © OpenStreetMap contributors, timezone-boundary-builder (ODbL 1.0)
- Every figure with its source: https://dromopedia.com/airports/21nd/data