Airport information
- FAA LID
- 33R
- Coordinates
- 31.0849, -95.1641
- Elevation
- 340 ft MSL
- Magnetic variation
- 6E
- Sectional chart
- HOUSTON
- Airport use
- Public
- Control tower
- No
- ARTCC
- HOUSTON (ZHU)
- Flight service (FSS)
- MONTGOMERY COUNTY
- NOTAM facility
- CXO
- Attendance
- UNATNDD
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- lighted
- Activated
- 1970/01
- Distance from city
- 3 NW
Weather
METAR observed
Loading current weather…
TAF forecast
Loading forecast…
Sun & FAA night 2026-06-21
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:49 AM | 10:49Z |
| Sunrise | 06:17 AM | 11:17Z |
| Sunset | 08:27 PM | 01:27Z |
| Evening civil twilight Loggable night begins | 08:55 PM | 01:55Z |
Plan a flight from 33R
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- ACTVT LIRL RY 16/34 - CTAF. on 122.9 — Chart Supplement ↗
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 16 · 160°
- Pattern
- left (turns left)
- TPA
- 1,300 ft MSL (≈1,000 AGL)
- CTAF
- 122.9
Enter the left downwind for Rwy 16 at 1,300 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 16/34
3,500 ft × 60 ft · Asphalt (Good)- Heading
- 160° mag · 166° true
- Markings
- basic
- Traffic pattern
- Left
- Approach obstacle
- Trees, 100 ft, 2,260 ft from threshold, 330 ft L/R of centerline — 20:1 slope to clear
- Heading
- 340° mag · 346° true
- Markings
- basic
- Traffic pattern
- Left
- Approach obstacle
- Trees, 75 ft, 1,415 ft from threshold, 270 ft L/R of centerline — 16:1 slope to clear · penetrates the 20:1 visual approach surface
| Runway | Length | Your margin |
|---|---|---|
| 16/34 | 3,500 ft |
Communication frequencies
| Service | Frequency | Notes |
|---|---|---|
| CTAF | 122.9 |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| LFK · Lufkin | VORTAC | 112.10 | r254° / 23.4 NM |
Chart Supplement FAA A/FD
Open PDF ↗Preview Chart Supplement
VFR sectional
Services
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
- Parking
- tiedowns
Ownership & management
Remarks FAA
- DEER AND FERAL HOGS ON & INVOF ARPT.
- FOR CD CTC HOUSTON ARTCC AT 281-230-5622.
- ACTVT LIRL RY 16/34 - CTAF.
- CITY OF GROVETON, 115 W FRONT ST, GROVETON, TX, 936-642-1122.
- FACILITIES MGR BECKY DAVIS 936-707-7164, FACILITIES@CO.TRINITY.TX.US.
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 33R 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 33R
Groveton Trinity County Airport (33R) is an airport in Groveton, TX, at 340 ft MSL. It has 1 runway, the longest 3,500 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 33R, refreshed from the Aviation Weather Center and FAA NASR.
Does 33R have a control tower?
No. Groveton Trinity County Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 33R?
Groveton Trinity County Airport has 1 runway; the longest is 3,500 ft. See the Runways tab for headings, surface, and lighting.
Where is 33R?
Groveton Trinity County Airport is in Groveton, TX, at an elevation of 340 ft MSL. Coordinates: 31.0849, -95.1641.
Fly out of 33R often?
Save 33R 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.