Jjs Airport Private
CO56 · Keenesburg, 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 08:38 PM
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:29 AM | 11:29Z |
| Sunrise | 05:59 AM | 11:59Z |
| Sunset | 08:08 PM | 02:08Z |
| Evening civil twilight Loggable night begins | 08:38 PM | 02:38Z |
Plan a flight from CO56
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 17LEFT traffic
- Heading
- 159° mag · 170° true
- Dimensions
- 4,280 × 40 ft
- TPA
- 6,100 ft MSL (≈1,000 AGL) · standard
- Surface
- Dirt
Enter the left downwind (heading 339°) on the 45° at 6,100 ft MSL (≈1,000 AGL).
More details — RWY 17
- Approach obstacle
- Plines, 22 ft, 440 ft from threshold
Pattern side: FAA NASR · TPA standard 1,000 ft AGL (not charted) · layout: schematic (headings + lengths)
| Runway | Length | Your margin |
|---|---|---|
| 17/35 | 4,280 ft |
Prefer one flat page? Full runway details for CO56 → · New to pattern entries? The 45° entry, explained → · Teaching here? Print the CO56 kneeboard →
Comms & NavAids
Nearby navigation aids
DVV 114.70 · DEN 117.90 · FQF 116.30 · +3
| NavAid | Type | Freq · ch | Range | Radial / Dist magnetic |
|---|---|---|---|---|
| DVV · Mile High | VORTAC | 114.70 · 94X | High | r053° / 8.5 NM |
| DEN · Denver | VOR/DME | 117.90 · 126X | High | r037° / 12.9 NM |
| FQF · Falcon | VORTAC | 116.30 · 110X | High | r013° / 18 NM |
| BKF · Buckley | TACAN | 109.60 · 33X | — | r033° / 20.4 NM |
| BJC · Jeffco | VOR/DME | 115.40 · 101X | High | r073° / 31.3 NM |
| GLL · Gill | VOR/DME | 114.20 · 89X | High | r160° / 32.7 NM |
Charts & procedures
No published instrument procedures or Chart Supplement for CO56 — open it on the VFR sectional →
Airport info
Airport information
- FAA LID
- CO56
- Coordinates
- 39.9641, -104.4630
- Elevation
- 5,075 ft MSL
- Magnetic variation
- 11E
- 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
- Wind indicator
- yes
- Distance from city
- 10 SE
Ownership & management 2 contacts
Remarks FAA · 1 notes
General
- FOR CD CTC DENVER APCH AT 303-342-1916.
Nearby airports
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Also nearby: 22CO Flying E Airport (private) (1 NM) · CO04 Denning Airport (private) (3 NM) · 96CO Logan Airport (private) (7 NM) · 76CO Hoy Airstrip (private) (8 NM) · CD14 J & S Airport (private) (8 NM) · 62CO The Farm Airport (8 NM)
About CO56
Jjs Airport (CO56) is an airport in Keenesburg, CO, at 5,075 ft MSL. It has 1 runway, the longest 4,280 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for CO56, refreshed from the Aviation Weather Center and FAA NASR.
Does CO56 have a control tower?
No. Jjs Airport is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM in the Comms & NavAids section.
What is the longest runway at CO56?
Jjs Airport has 1 runway; the longest is 4,280 ft. See the Runways section for headings, surface, and lighting.
Where is CO56?
Jjs Airport is in Keenesburg, CO, at an elevation of 5,075 ft MSL. Coordinates: 39.9641, -104.4630.
Fly out of CO56 often?
Save CO56 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 CO56 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.