Johnston Regional Airport
JNX · KJNX · Smithfield, NC · 164 ft elevation · var 9W · Non-towered
Airport information
- ICAO / IATA
- KJNX
- Coordinates
- 35.5409, -78.3903
- Elevation
- 164 ft MSL
- Magnetic variation
- 9W
- Sectional chart
- CHARLOTTE
- Airport use
- Public
- Control tower
- No
- Weather station
- AWOS-3 · 120.225 · ☎ 919-934-3851
- ARTCC
- WASHINGTON (ZDC)
- Flight service (FSS)
- RALEIGH · 1-800-WX-BRIEF
- NOTAM facility
- JNX
- Attendance
- ALL 0800-1800
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- lighted
- Activated
- 1978/06
- Distance from city
- 3 NW
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-22
| Event | Local (EDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:29 AM | 09:29Z |
| Sunrise | 05:59 AM | 09:59Z |
| Sunset | 08:32 PM | 00:32Z |
| Evening civil twilight Loggable night begins | 09:02 PM | 01:02Z |
Plan a flight from KJNX
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- ACTVT MALSR RWY 03; REIL RWY 21; MIRL 03/21; TWY LGTS - CTAF. PAPI RWY 03 & 21 OPER CONSLY. on 122.725 — Chart Supplement ↗
Runway lighting aids — 03: 4-light PAPI (left) + MALSR · 21: 4-light PAPI (left).
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 03 · 032°
- Pattern
- left (turns left)
- TPA
- 1,199 ft MSL · 1,035 AGL
- CTAF
- 122.725
Enter the left downwind for Rwy 03 at 1,199 ft MSL · 1,035 AGL on a 45°.
Runway 03/21
5,500 ft × 100 ft · Asphalt (Good)- Heading
- 032° mag · 23° true
- Threshold elev
- 147 ft
- Markings
- precision
- VGSI
- 4-light PAPI (left) (3°)
- Approach lights
- MALSR
- Instrument landing
- ILS/DME · CAT I · LOC 111.15 (JNX) · GS 3.00°
- Traffic pattern
- Left
- Approach obstacle
- Trees, 49 ft, 1,167 ft from threshold, 304 ft R of centerline — 19:1 slope to clear · penetrates the 20:1 visual approach surface
- Threshold crossing height
- 45 ft
- TDZ elevation
- 147 ft
- Heading
- 212° mag · 203° true
- Threshold elev
- 164 ft
- Markings
- nonprecision
- VGSI
- 4-light PAPI (left) (4°)
- Traffic pattern
- Left
- Approach obstacle
- Trees, 36 ft, 241 ft from threshold, 435 ft L of centerline — 1:1 slope to clear · penetrates the 20:1 visual approach surface
- Threshold crossing height
- 49 ft
- TDZ elevation
- 164 ft
- End lights
- REIL
| Runway | Length | Your margin |
|---|---|---|
| 03/21 | 5,500 ft |
Communication frequencies
Tower & ground
| ASOS/AWOS | 120.225 |
| CTAF | 122.725 |
| UNICOM | 122.725 |
Approach & departure · “Raleigh”
| App/Dep | 125.3 |
ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).
By procedure & sector (2 frequencies)
| Frequency | Used by |
|---|---|
| 135.075 | APT REMARK 100 WITH GCO FREQ |
| 353.675 | APCH/P DEP/P |
Source: FAA NASR (current 28-day cycle).
Instrument landing systems
| Runway | ILS |
|---|---|
| RWY 03 | ILS/DME · CAT I · LOC 111.15 (JNX) · GS 3.00° |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| GSB · Seymour Johnson | TACAN | 116.50 | r309° / 23.9 NM |
| RDU · Raleigh-Durham | VORTAC | 117.20 | r140° / 27.6 NM |
| POB · Pope | TACAN | 113.80 | r061° / 38.1 NM |
Procedures at a glance
Minimums & Hot Spots
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Fuel available
- 100LL, Jet A-1 (additive)
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns
- Other services
- Air ambulance, Avionics, Instruction, Rental
Ownership & management
Remarks FAA
- AVOID OVERFLIGHTS OF HOUSING AREA IN TFC PAT FOR NOISE ABATEMENT. FLY WIDER DNWNDS & LONGER DEP LEGS.
- DEER AND COYOTE ON & INVOF ARPT.
- RWY 21 HAS +65 FT UNMKD PLINE 2000 FT FM THR LEFT AND RIGHT OF CNTRLN.
- 50 FT AGL TWR 200 FT SW OF RWY 03 CNTRLN.
- GCO AVBL ON FREQ 135.075 THRU RDU CD & FLT SVCS.
- BE ALERT WHEN TAXING NEAR SOUTH RAMP/CORPORATE HNGR.
- KEY CODE ACES TO PILOT LOUNGE AT PILOT/CREW RAMP.
- HEL FLT T OPS INVOF ARPT.
- GPU AVBL.
- FOR CD IF RALEIGH APCH UNA VIA GCO CTC RALEIGH APCH AT 919-380-3144.
- ACTVT MALSR RWY 03; REIL RWY 21; MIRL 03/21; TWY LGTS - CTAF. PAPI RWY 03 & 21 OPER CONSLY.
- UNATNDD THANKSGIVING AND CHRISTMAS DAY.
- HAS A 150 FT SWY ON BOTH ENDS.
- 29 FT TREES 0-200 FT FROM THLD OFFSET 425 FT LEFT OF CNTRLN.
- 6 FT GROUND 0-200 FT FR THR OFFSET 301 FT LEFT OF CNTRLN, AND 54 FT TRESS 122 FT FR THR OFFSET 442 FT LEFT OF CNTRLN.
Nearby airports
Weather is live from the Aviation Weather Center; airport facility data is from the FAA NASR (28-day cycle). For planning and education only; always verify against official sources. Open KJNX in a full tool: METAR/TAF decoder, crosswind calculator, sun & night times, or the density altitude calculator. Planning from here? Find the nearest airport with fuel or an approach, or check whether an IFR alternate is required.
About KJNX
Johnston Regional Airport (JNX · KJNX) is an airport in Smithfield, NC, at 164 ft MSL. It has 1 runway, the longest 5,500 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KJNX, refreshed from the Aviation Weather Center and FAA NASR.
Does KJNX have a control tower?
No. Johnston Regional Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at KJNX?
Johnston Regional Airport has 1 runway; the longest is 5,500 ft. See the Runways tab for headings, surface, and lighting.
Where is KJNX?
Johnston Regional Airport is in Smithfield, NC, at an elevation of 164 ft MSL. Coordinates: 35.5409, -78.3903.
Fly out of KJNX often?
Save KJNX as your home base in the SkyReady app for a one-tap Go/No-Go readiness brief, weather alerts, and automatic FAA currency — free to log.