Georgetown Executive Airport at Johnny Gantt Field
GTU · KGTU · Georgetown, TX · Towered · Print kneeboard
FAA airport diagramView full size ↓ Nearby now
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 08:49 PM
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:24 AM | 11:24Z |
| Sunrise | 06:50 AM | 11:50Z |
| Sunset | 08:23 PM | 01:23Z |
| Evening civil twilight Loggable night begins | 08:49 PM | 01:49Z |
Plan a flight from KGTU
Past 24 hours category · wind · ceiling · visibility trends
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Density altitude today projected curve · departure window · takeoff roll
Winds aloft NOAA forecast · 3,000 to 53,000 ft
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Advisories
NOTAMs
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Pilot reports
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Airspace hazards
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Runways
RWY 11LEFT traffic
- Heading
- 115° mag · 121° true
- Dimensions
- 4,099 × 75 ft
- TPA
- 1,800 ft MSL (≈1,000 AGL) · standard
- Surface
- Asphalt
- CTAF
- 120.225
More details — RWY 11
- Threshold elev
- 789 ft
- Markings
- nonprecision
- Approach obstacle
- Tree, 35 ft, 390 ft from threshold, 270 ft L of centerline — 5:1 slope to clear · penetrates the 20:1 visual approach surface
- TDZ elevation
- 790 ft
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: FAA runway-end coordinates
| Runway | Length | Your margin |
|---|---|---|
| 11/29 | 4,099 ft | |
| 18/36 | 5,004 ft |
Prefer one flat page? Full runway details for KGTU → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the KGTU kneeboard →
Comms & NavAids
Communication frequencies
Before taxi
“Georgetown”Taxi & takeoff
“Georgetown”Departure & arrival
“Austin”Also
ATC assigns the exact frequency (in your clearance or on handoff) — which one depends on your SID (departing) or STAR (arriving).
By procedure & sector (6 frequencies)
| Frequency | Used by |
|---|---|
| 118.15 | SZAGI STAR (SFC-7000 FT) |
| 119.0 | AEROZ DP · BNDIA DP · ELOEL DP · ILEXY DP · KALLA STAR · MUCKY DP · SAYBR DP · SZAGI STAR (8,000-12,000 FT) |
| 127.225 | POTRR STAR |
| 317.65 | POTRR STAR |
| 350.25 | SZAGI STAR (SFC-7000 FT) |
| 370.85 | AEROZ DP · APCH/P DEP/P · BNDIA DP · ELOEL DP · ILEXY DP · KALLA STAR · MUCKY DP · SAYBR DP · SZAGI STAR (8,000-12,000 FT) |
Source: FAA NASR (current 28-day cycle).
Nearby navigation aids
CWK 112.80 · GRK 111.80 · AGJ 112.50
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| CWK · Centex | VORTAC | 112.80 · 75X | High | r331° / 19.5 NM |
| GRK · Gray | VOR/DME | 111.80 · 55X | Terminal | r155° / 22.4 NM |
| AGJ · Gooch Springs | VORTAC | 112.50 · 72X | High | r137° / 38.7 NM |
Prefer one flat list? All KGTU frequencies →
Charts & procedures
Lowest minimums here: RNAV (GPS) with vertical guidance · VFR sectional →
Airport info
From the field
Do you run KGTU, or an FBO, flight school, or shop on it? Claim your listing to keep fuel, fees, hours, and services current.
Airport information
- ICAO / IATA
- KGTU
- Coordinates
- 30.6775, -97.6785
- Elevation
- 790 ft MSL
- Magnetic variation
- 6E
- Sectional chart
- SAN ANTONIO
- Airport use
- Public
- Control tower
- Yes
- Tower hours
- 0700-2200
- Airspace
- Class D · CLASS D SVC 0700-2200; OTHER TIMES CLASS E
- Weather station
- AWOS-3PT · 118.6 · ☎ 512-869-3430
- ARTCC
- HOUSTON (ZHU)
- Flight service (FSS)
- SAN ANGELO · 122.2 · 1-800-WX-BRIEF
- NOTAM facility
- GTU
- Attendance
- ALL 0700-1900
- Beacon
- white-green (SS-SR)
- Segmented circle
- Yes
- Wind indicator
- lighted
- Activated
- 1945/10
- Distance from city
- 3 N
Night operations
- Airport lighting
- SEE RMK
- Rotating beacon
- white-green · SS-SR
- Pilot-controlled lighting
- AFT TWR HRS, MIRL RWY 18/36 PRESET LOW INTST; TO INCR INTST & ACTVT REILS RWY 18 & 36; MIRL RWY 11/29 - CTAF. on 120.225 — Chart Supplement ↗
Runway lighting aids — 18: 4-light PAPI (left) · 36: 4-light PAPI (left).
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are under Sun & FAA night in the Weather section.
Services fuel · repairs · oxygen · attendance
- Fuel available
- 100LL, Jet A-1 (additive)
- Bottled oxygen
- HIGH/LOW
- Bulk oxygen
- HIGH/LOW
- Airframe service
- MAJOR
- Powerplant service
- MAJOR
- Parking
- tiedowns, hangars
- Other services
- Air ambulance, Avionics, Instruction, Rental, Aircraft sales
Ownership & management 2 contacts
Remarks FAA · 7 notes
General
- DEER ON & INVOF ARPT.
- MIL HEL OPNS PROHIBITED BTN 2100-0700.
- PTN OF TWY F NOT VISIBLE FM TWR.
- FOR CD CTC AUSTIN APCH AT 512-369-7865.
- RWY 18/36 HEL SKID LDG PROHIBITED TO PREVENT DMG TO GROOVED SFC.
Lighting
- AFT TWR HRS, MIRL RWY 18/36 PRESET LOW INTST; TO INCR INTST & ACTVT REILS RWY 18 & 36; MIRL RWY 11/29 - CTAF.
Obstructions
- 8 FT FENCE 199 FT DSTC, 246 FT L.
Embed KGTU weather on your site free widget for schools, clubs & FBOs
Live METAR, flight category, and favored runway for KGTU — paste this into your website's HTML. It updates automatically and stays free.
More widgets — crosswind, E6B, density altitude — on the embed page.
Nearby airports
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Also nearby: 0XA7 Bar 3 Ranch Airport (private) (3 NM) · 60XA Skyline Ranch Airport (private) (5 NM) · 30TA Tri-Modal Air Park (private) (6 NM) · 07TS Cross-Country Estates Airport (private) (6 NM) · 05TE Hilde-Griff Field (private) (6 NM) · 40TE Sybert Farm Airport (private) (7 NM)
About KGTU
Georgetown Executive Airport at Johnny Gantt Field (GTU · KGTU) is an airport in Georgetown, TX, at 790 ft MSL. It has 2 runways, the longest 5,004 ft, with a control tower. This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for KGTU, refreshed from the Aviation Weather Center and FAA NASR.
Does KGTU have a control tower?
Yes. Georgetown Executive Airport at Johnny Gantt Field has an operating FAA control tower. See the Comms & NavAids section for tower and ground frequencies.
What is the longest runway at KGTU?
Georgetown Executive Airport at Johnny Gantt Field has 2 runways; the longest is 5,004 ft. See the Runways section for headings, surface, and lighting.
Where is KGTU?
Georgetown Executive Airport at Johnny Gantt Field is in Georgetown, TX, at an elevation of 790 ft MSL. Coordinates: 30.6775, -97.6785.
Fly out of KGTU often?
Save KGTU 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.
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 KGTU 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.