Airport information
- FAA LID
- 1CO4
- Coordinates
- 38.5750, -107.9590
- Elevation
- 5,560 ft MSL
- Magnetic variation
- 13E
- Sectional chart
- DENVER
- Airport use
- Private
- Control tower
- No
- ARTCC
- DENVER (ZDV)
- Flight service (FSS)
- DENVER
- Attendance
- UNATNDD
- Segmented circle
- No
- Wind indicator
- yes
- Activated
- 1996/07
- Distance from city
- 3 SE
Weather
METAR observed
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TAF forecast
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Sun & FAA night 2026-06-21
| Event | Local (MDT) | UTC |
|---|---|---|
| Morning civil twilight Loggable night ends | 05:16 AM | 11:16Z |
| Sunrise | 05:48 AM | 11:48Z |
| Sunset | 08:40 PM | 02:40Z |
| Evening civil twilight Loggable night begins | 09:11 PM | 03:11Z |
Plan a flight from 1CO4
Night operations
- Airport lighting
- SS-SR
FAA night windows (civil twilight, loggable night §1.1, currency §61.57) are in the live weather panel above.
Traffic pattern
- Landing
- Rwy 17
- Pattern
- left (turns left)
- TPA
- 6,600 ft MSL (≈1,000 AGL)
Enter the left downwind for Rwy 17 at 6,600 ft MSL (≈1,000 AGL) on a 45°. TPA estimated at 1,000 ft AGL (not charted for this field).
Runway 17/35
3,819 ft × 100 ft · ASPH-DIRT (Fair)- Heading
- n/a
- Traffic pattern
- Left
- Heading
- 274° mag · 287° true
- Traffic pattern
- Left
- Approach obstacle
- Pline, 700 ft from threshold
| Runway | Length | Your margin |
|---|---|---|
| 17/35 | 3,819 ft |
Nearby navigation aids
| NavAid | Type | Freq | Radial / Dist magnetic |
|---|---|---|---|
| MTJ · Montrose | VOR-DME | 117.10 | r314° / 5 NM |
| ETL · Cones | VOR-DME | 110.20 | r012° / 35.1 NM |
VFR sectional
No published instrument procedures or Chart Supplement for 1CO4. VFR sectional link above.
Services
- Fuel available
- Jet A
Ownership & management
Remarks FAA
- FOR CD CTC DENVER ARTCC AT 303-651-4257.
- CENTER 20 FT ASPH, FULL LENGTH OF RY; REMAINDER DIRT.
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 1CO4 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 1CO4
Clifford Field (1CO4) is an airport in Olathe, CO, at 5,560 ft MSL. It has 1 runway, the longest 3,819 ft, with no control tower (pilot-controlled). This page shows live METAR/TAF weather, runway crosswinds, frequencies, navaids, and FAA charts for 1CO4, refreshed from the Aviation Weather Center and FAA NASR.
Does 1CO4 have a control tower?
No. Clifford Field is a non-towered (pilot-controlled) airport; use the published CTAF/UNICOM on the Comms & NavAids tab.
What is the longest runway at 1CO4?
Clifford Field has 1 runway; the longest is 3,819 ft. See the Runways tab for headings, surface, and lighting.
Where is 1CO4?
Clifford Field is in Olathe, CO, at an elevation of 5,560 ft MSL. Coordinates: 38.5750, -107.9590.
Fly out of 1CO4 often?
Save 1CO4 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.