# Johnson County Airport (6A4)

**Johnson County Airport** (FAA: 6A4) is a small airport in Mountain City, Tennessee, United States. It opened in Sep 1971. It has one runway, 4,498 ft (1,371 m) long, asphalt.

Web page: https://dromopedia.com/airports/k6a4

## At a glance

- FAA: 6A4
- Type: Small airport
- Serves: Mountain City, Tennessee, United States
- Opened: Sep 1971
- Elevation: 2,241 ft / 683 m
- Coordinates: 36.4178, -81.8251
- Runways: 1
- Longest runway: 4,498 ft / 1,371 m
- Instrument procedures: 2 approaches
- Time zone: UTC-5/-4 · America/New_York
- Wikidata: https://www.wikidata.org/wiki/Q35269159
- Weather station: K6A4
- Ident: K6A4

## Timeline

- Sep 1971: Johnson County Airport opens.

## Runways

| Ident | Length | Width | Surface | True headings | Lighted |
| --- | --- | --- | --- | --- | --- |
| 07/25 | 4,498 ft / 1,371 m | 75 ft / 23 m | Asphalt | 058° / 238° | yes |

## Rankings

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

| Measure | Value | World | Region | Country |
| --- | --- | --- | --- | --- |
| Longest runway | 4,498 ft / 1,371 m | =8,214 of 29,858 | =3,134 in North America | =2,580 in US |
| Elevation | 2,241 ft / 683 m | =7,833 of 43,403 | =3,635 in North America | #2,773 in US |
| Age | Opened 1971 | =6,388 of 15,079 | =4,595 in North America | =4,505 in US |
| Runways | 1 | =4,364 of 29,978 | =2,583 in North America | =2,326 in US |

## Radio frequencies

| Type | Description | MHz |
| --- | --- | --- |
| AWOS | AWOS 3 | 126.225 |
| UNIC | CTAF/UNICOM | 122.700 |

## Nearby airports

- [NC06](https://dromopedia.com/airports/nc06.md) Elk River Airport · 18 mi / 29 km
- [NC14](https://dromopedia.com/airports/nc14.md) Boone Inc Airport · 18 mi / 30 km
- [81TN](https://dromopedia.com/airports/81tn.md) Southfork Airport · 19 mi / 31 km
- [0A9](https://dromopedia.com/airports/k0a9.md) Elizabethton Municipal Airport · 20 mi / 32 km
- [1TN9](https://dromopedia.com/airports/1tn9.md) Crumley Field · 21 mi / 33 km
- [VJI](https://dromopedia.com/airports/kvji.md) Virginia Highlands Airport · 22 mi / 35 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/k6a4/data