# Boulder Municipal Airport (WBU / KBDU)

**Boulder Municipal Airport** (IATA: WBU, ICAO: KBDU) is a small airport in Boulder, Colorado, United States. It opened in Apr 1940. It has 2 runways; the longest is 4,100 ft (1,250 m).

Web page: https://dromopedia.com/airports/kbdu

## At a glance

- IATA / ICAO: WBU / KBDU
- FAA: BDU
- Type: Small airport
- Serves: Boulder, Colorado, United States
- Opened: Apr 1940
- Elevation: 5,288 ft / 1,612 m
- Coordinates: 40.0391, -105.2260
- Runways: 2
- Longest runway: 4,100 ft / 1,250 m
- Time zone: UTC-7/-6 · America/Denver
- Website: https://bouldercolorado.gov/airport
- Wikipedia: https://en.wikipedia.org/wiki/Boulder_Municipal_Airport (7 languages)
- Wikidata: https://www.wikidata.org/wiki/Q3813404
- Weather station: KBDU
- Ident: KBDU

## Timeline

- Apr 1940: Boulder Municipal Airport opens.

## Runways

| Ident | Length | Width | Surface | True headings | Lighted |
| --- | --- | --- | --- | --- | --- |
| 08/26 | 4,100 ft / 1,250 m | 75 ft / 23 m | Asphalt | 090° / 270° | yes |
| 08G/26G | 4,100 ft / 1,250 m | 20 ft / 6 m | Asphalt |  |  |

## Rankings

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

| Measure | Value | World | Region | Country |
| --- | --- | --- | --- | --- |
| Longest runway | 4,100 ft / 1,250 m | =9,300 of 29,858 | =3,580 in North America | =2,981 in US |
| Elevation | 5,288 ft / 1,612 m | =1,662 of 43,403 | =851 in North America | =639 in US |
| Age | Opened 1940 | =1,114 of 15,079 | =366 in North America | =338 in US |
| Runways | 2 | =715 of 29,978 | =435 in North America | =391 in US |

## Radio frequencies

| Type | Description | MHz |
| --- | --- | --- |
| CTAF/UNICOM: | Boulder traffic | 122.725 |

## Nearby airports

- [CO10](https://dromopedia.com/airports/co10.md) Lemons Private Strip · 3.1 mi / 4.9 km
- [CO23](https://dromopedia.com/airports/us-4982.md) Ashlawn Airport · 5.0 mi / 8.0 km
- [0CO1](https://dromopedia.com/airports/0co1.md) Dave's Airport · 5.4 mi / 8.7 km
- [US-6650](https://dromopedia.com/airports/us-6650.md) Leyners Hayfield Airport · 5.8 mi / 9.4 km
- [8CO7](https://dromopedia.com/airports/8co7.md) Colorado Antique Field · 6.4 mi / 10 km
- [0CD7](https://dromopedia.com/airports/0cd7.md) Fox Hole Airport · 8.5 mi / 14 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/kbdu/data