Bar Triangle Airport Private
5TX1 · Mason, TX · Non-towered · Print kneeboard
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Weather
METAR observed
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TAF forecast
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Sun & FAA night2026-08-04 · night begins 08:55 PM
| Event | Local (CDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 06:30 AM | 11:30Z |
| Sunrise | 06:56 AM | 11:56Z |
| Sunset | 08:29 PM | 01:29Z |
| Evening civil twilight Loggable night begins | 08:55 PM | 01:55Z |
Plan a flight from 5TX1
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 2LEFT traffic
- Heading
- 020° true
- Dimensions
- 1,300 ft
- TPA
- 2,700 ft MSL (≈1,000 AGL) · standard
- Surface
- Turf
Enter the left downwind (heading 200°) on the 45° at 2,700 ft MSL (≈1,000 AGL).
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
Headings shown are true (magnetic variation unavailable).
| Runway | Length | Your margin |
|---|---|---|
| 2/20 | 1,300 ft |
Prefer one flat page? Full runway details for 5TX1 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 5TX1 kneeboard →
Comms & NavAids
Nearby navigation aids
LLO 108.20 · JCT 116.00
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| LLO · Llano | TACAN | 108.20 · 19X | — | r262° / 22.1 NM |
| JCT · Junction | VORTAC | 116.00 · 107X | High | r061° / 33.2 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for 5TX1 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 5TX1
- Coordinates
- 30.7931, -99.2165
- Elevation
- 1,684 ft MSL
- Sectional chart
- SAN ANTONIO
- Airport use
- Private
- Control tower
- No
- ARTCC
- HOUSTON (ZHU)
- Flight service (FSS)
- SAN ANGELO · 122.2 · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 2015/10
- Distance from city
- 3 NNE
Ownership & management 2 contacts
Remarks FAA · 1 notes
General
- FOR CD CTC HOUSTON ARTCC AT 281-230-5622.
Nearby airports
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Also nearby: T92 Mason County Airport (4 NM) · XS08 Polk Ranch Airport (private) (5 NM) · 6TX1 Snowden Field (private) (7 NM) · 0TA8 B Flying Ranch Airport (private) (9 NM) · 3XA7 Eagle Rock Ranch Airport (private) (12 NM) · 14TE Smith I-Ranch Airport (private) (15 NM)
About 5TX1
Bar Triangle Airport (5TX1) is an airport in Mason, TX, at 1,684 ft MSL. It has 1 runway, the longest 1,300 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 5TX1, refreshed from the Aviation Weather Center and FAA NASR.
Does 5TX1 have a control tower?
No. Bar Triangle Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 5TX1?
Bar Triangle Airport has 1 runway; the longest is 1,300 ft. See the Runways section for headings, surface, and lighting.
Where is 5TX1?
Bar Triangle Airport is in Mason, TX, at an elevation of 1,684 ft MSL. Coordinates: 30.7931, -99.2165.
Fly out of 5TX1 often?
Save 5TX1 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 5TX1 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.