Keystone Heights, Florida
42J Keystone Heights
Keystone Heights (42J) is a non-towered, public-use airport in Keystone Heights, Florida, at 195.6 ft MSL. It has 2 runways: 05/23 (5,046 by 100 ft, asphalt), 11/29 (4,899 by 75 ft, asphalt). Right traffic for runways 05, 29. CTAF 122.7.
FAA NASR data effective Oct 29, 2026. Not for navigation; verify with current FAA charts and the Chart Supplement.
Airport
At a glance
- Identifiers
- FAA 42J
- Location
- Keystone Heights, Florida (Clay County). 3 NM N of the city center
- Elevation
- 195.6 ft MSL
- Position
- 29.8447° N, 82.0475° W
- Control tower
- No, non-towered
- Sectional chart
- Jacksonville
- Magnetic variation
- 5° W (2000)
- Fuel
- 100LL, Jet A+
- Ownership
- Publicly owned, open to the public
- Attendance
- MON-FRI 0800-1700
2 runways
Runways
| Runway | Length × width | Surface | Edge lights |
|---|---|---|---|
| 05/23 | 5,046 × 100 ft | Asphalt, fair condition | Medium intensity |
| 11/29 | 4,899 × 75 ft | Asphalt, fair condition | Medium intensity |
Runway ends and traffic pattern
| End | Pattern | Glide slope lights | Instrument | Displaced threshold | Landing distance |
|---|---|---|---|---|---|
| 05 | Right traffic | 2-light PAPI, left | None listed | None listed | Not listed |
| 23 | Left traffic | 2-light PAPI, left | None listed | None listed | Not listed |
| 11 | Left traffic | 2-light PAPI, left | None listed | None listed | Not listed |
| 29 | Right traffic | 2-light PAPI, left | None listed | None listed | Not listed |
VHF
Frequencies
- CTAF
- 122.7
- Ss-Sr Actvt Reil Rwy 05, 23, & 11; Mirl Rwy 05/23 & 11/29 - Ctaf. Papi Opr Consly.
- UNICOM
- 122.7
- Approach / departure
- 118.175
- "Jacksonville". Sector 10000 FT & BLW
Weather station
- AWOS-3 42J
- 124.275
Before you go
Brief 42J in Ascent EFB.
Current weather, NOTAMs and the airport diagram for Keystone Heights, in the app on iPhone and iPad.
Not for navigation. Verify with current FAA charts and the Chart Supplement before flight.
Source: FAA NASR 28-day subscription, cycle effective Oct 29, 2026. Airport data changes every 28 days and NOTAMs can override it at any time.