# Mason County Airport (LDM / KLDM)

**Mason County Airport** (IATA: LDM, ICAO: KLDM) is a small airport in Ludington, Michigan, United States. It opened in Apr 1940. It has 2 runways; the longest is 5,003 ft (1,525 m).

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

## At a glance

- IATA / ICAO: LDM / KLDM
- FAA: LDM
- Type: Small airport
- Serves: Ludington, Michigan, United States
- Opened: Apr 1940
- Elevation: 647 ft / 197 m
- Coordinates: 43.9625, -86.4079
- Runways: 2
- Longest runway: 5,003 ft / 1,525 m
- Instrument procedures: 2 approaches
- Time zone: UTC-5/-4 · America/Detroit
- Wikipedia: https://en.wikipedia.org/wiki/Mason_County_Airport_(Michigan) (6 languages)
- Wikidata: https://www.wikidata.org/wiki/Q651940
- Weather station: KLDM
- Ident: KLDM

## Timeline

- Apr 1940: Mason County Airport opens.

## Runways

| Ident | Length | Width | Surface | True headings | Lighted |
| --- | --- | --- | --- | --- | --- |
| 08/26 | 5,003 ft / 1,525 m | 75 ft / 23 m | Asphalt | 071° / 251° | yes |
| 01/19 | 3,503 ft / 1,068 m | 75 ft / 23 m | Asphalt | 002° / 182° | yes |

## Rankings

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

| Measure | Value | World | Region | Country |
| --- | --- | --- | --- | --- |
| Longest runway | 5,003 ft / 1,525 m | =6,395 of 29,858 | =2,238 in North America | =1,831 in US |
| Elevation | 647 ft / 197 m | =24,491 of 43,403 | =11,751 in North America | =9,779 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 |
| --- | --- | --- |
| AWOS | AWOS 3 | 119.925 |
| CNTR | MINNEAPOLIS CNTR | 120.850 |
| RDO | LANSING RDO | 122.450 |
| UNIC | CTAF/UNICOM | 123.000 |

## Nearby airports

- [MI71](https://dromopedia.com/airports/mi71.md) Silver Lake Airport · 22 mi / 36 km
- [C04](https://dromopedia.com/airports/kc04.md) Oceana County Airport · 23 mi / 36 km
- [MBL](https://dromopedia.com/airports/kmbl.md) Manistee County Blacker Airport · 23 mi / 37 km
- [7D3](https://dromopedia.com/airports/k7d3.md) Baldwin Municipal Airport · 29 mi / 46 km
- [95MI](https://dromopedia.com/airports/95mi.md) Evad Enterprises LLC Airport · 35 mi / 56 km
- [4Y9](https://dromopedia.com/airports/4y9.md) Eagles Landing Airport · 40 mi / 64 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/kldm/data