Glen-Aspen Airport Private
4CO0 · Carbondale, CO · 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 08:48 PM
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:41 AM | 11:41Z |
| Sunrise | 06:11 AM | 12:11Z |
| Sunset | 08:18 PM | 02:18Z |
| Evening civil twilight Loggable night begins | 08:48 PM | 02:48Z |
Plan a flight from 4CO0
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 22RIGHT trafficRP · charted
- Heading
- 208° mag · 220° true
- Dimensions
- 3,165 × 100 ft
- TPA
- 7,800 ft MSL (≈1,000 AGL) · standard
- Surface
- TURF-DIRT
Enter the right downwind (heading 028°) on the 45° at 7,800 ft MSL (≈1,000 AGL).
More details — RWY 22
- Markings
- nonstandard
- Approach obstacle
- Hill, 300 ft from threshold — 20:1 slope to clear
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
| Runway | Length | Your margin |
|---|---|---|
| 04/22 | 3,165 ft |
Prefer one flat page? Full runway details for 4CO0 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the 4CO0 kneeboard →
Comms & NavAids
Nearby navigation aids
DBL 113.00 · SXW 109.20 · RDY 114.30 · +1
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| DBL · Red Table | VOR/DME | 113.00 · 77X | High | r245° / 12.8 NM |
| SXW · Snow | VOR/DME | 109.20 · 29X | Low | r197° / 16.5 NM |
| RDY · Sardy | TACAN | 114.30 · 90X | — | r294° / 17.7 NM |
| RIL · Rifle | VOR/DME | 113.35 · 80Y | Low | r098° / 27.1 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for 4CO0 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- 4CO0
- Coordinates
- 39.3896, -107.1637
- Elevation
- 6,835 ft MSL
- Magnetic variation
- 12E
- Sectional chart
- DENVER
- Airport use
- Private
- Control tower
- No
- ARTCC
- DENVER (ZDV)
- Flight service (FSS)
- DENVER · 122.2, 122.4 · 1-800-WX-BRIEF
- Attendance
- UNATNDD
- Segmented circle
- No
- Activated
- 1971/09
- Distance from city
- 3 E
Services fuel · repairs · oxygen · attendance
- Bottled oxygen
- NONE
- Bulk oxygen
- NONE
- Airframe service
- NONE
- Powerplant service
- NONE
Ownership & management 2 contacts
Remarks FAA · 5 notes
General
- ROAD DOWN RWY CNTR; 6 INCH ROCKS ON RWY 04 THR.
- FOR CD CTC ASPEN APCH AT 970-925-6898, WHEN APCH CLSD CTC DENVER ARTCC AT 303-651-4257.
Runways
- THRS MARKD BY METAL FENCE POSTS WITH BOARDS AT EACH SIDE & END.
Obstructions
- +20' TREES ON RWY CNTRLN EXTNDD.
- +15' HILL ON RWY CNTRLN EXTNDD.
Nearby airports
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Also nearby: CO03 Aspen Gliderport (private) (14 NM) · CO47 Goldys Field (private) (15 NM) · 2CD4 West Divide Airport (private) (21 NM)
About 4CO0
Glen-Aspen Airport (4CO0) is an airport in Carbondale, CO, at 6,835 ft MSL. It has 1 runway, the longest 3,165 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 4CO0, refreshed from the Aviation Weather Center and FAA NASR.
Does 4CO0 have a control tower?
No. Glen-Aspen Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at 4CO0?
Glen-Aspen Airport has 1 runway; the longest is 3,165 ft. See the Runways section for headings, surface, and lighting.
Where is 4CO0?
Glen-Aspen Airport is in Carbondale, CO, at an elevation of 6,835 ft MSL. Coordinates: 39.3896, -107.1637.
Fly out of 4CO0 often?
Save 4CO0 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 4CO0 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.