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CO04 Denning Airport
Keenesburg, Colorado, USA

FAA INFORMATION EFFECTIVE 03 SEPTEMBER 2026

Location

FAA Identifier: CO04
Lat/Long: 40-00-06.9374N 104-24-56.2822W
40-00.115623N 104-24.938037W
40.0019271,-104.4156339
(estimated)
Elevation: 4977 ft. / 1517 m (estimated)
From city: 8 miles SE of KEENESBURG, CO
Time zone: UTC -6 (UTC -7 during Standard Time)
Zip code: 80643

Airport Operations

Airport use: Private use. Permission required prior to landing
Activation date: 08/2023
Control tower: no
ARTCC: DENVER CENTER
FSS: DENVER FLIGHT SERVICE STATION
Attendance: 
Segmented circle: no

Airport Communications

WX AWOS-3 at CFO (14 nm SW): 119.025 (303-261-9104)
WX ASOS at DEN (15 nm SW): PHONE 719-204-1223

Nearby radio navigation aids

VOR radial/distance  VOR name  Freq  Var
DVVr048/11.6MILE HIGH VORTAC114.7008E
DENr037/16.0DENVER VOR/DME117.9008E
FQFr016/21.0FALCON VORTAC116.3011E
GLLr155/30.8GILL VOR/DME114.2013E
BJCr070/33.7JEFFCO VOR/DME115.4011E

Airport Services

Runway Information

Runway 17/35

Dimensions: 863 x 35 ft. / 263 x 11 m
Surface: gravel, in fair condition
RUNWAY 17  RUNWAY 35
Latitude: 40-00.186667N40-00.044580N
Longitude: 104-24.938333W104-24.937740W
Elevation: 4976.2 ft.4969.5 ft.
Traffic pattern: leftleft

Airport Ownership and Management from official FAA records

Ownership: Privately-owned
Owner: DENNING FAMILY TRUST
201 HIGHWAY 79
KEENESBURG, CO 80643
Phone 970-396-3205
Manager: TODD E. DENNING
201 HIGHWAY 79
KEENESBURG, CO 80643
Phone 970-396-3205

Instrument Procedures

There are no published instrument procedures at CO04.

Some nearby airports with instrument procedures:

KCFO - Colorado Air and Space Port Airport (14 nm SW)
KDEN - Denver International Airport (15 nm SW)
KBKF - Buckley Space Force Base (24 nm SW)
KGXY - Greeley-Weld County Airport (28 nm N)
KEIK - Erie Municipal Airport (29 nm W)
  
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Aerial photo
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Sectional chart

 
Airport distance calculator
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From to CO04

Sunrise and sunset
Times for 17-Sep-2026
 Local
(UTC-6)		 Zulu
(UTC)
Morning civil twilight06:1412:14
Sunrise06:4112:41
Sunset19:0301:03
Evening civil twilight19:3001:30

Current date and time
Zulu (UTC)  18-Sep-2026 05:10:07
Local (UTC-6)  17-Sep-2026 23:10:07
 
METAR
KCFO 
14nm SW 		180455Z AUTO 27003KT 10SM SCT120 18/11 A3025 RMK AO2
KDEN 
15nm SW 		180453Z 32006KT 10SM FEW070 BKN120 BKN200 19/12 A3023 RMK AO2 SLP158 T01940122
TAF
KDEN 
15nm SW 		180256Z 1803/1906 VRB06KT P6SM FEW080 BKN110 BKN200 FM180700 21006KT P6SM FEW100 SCT200 FM181600 VRB05KT P6SM FEW100 SCT200 FM182000 10006KT P6SM FEW080 SCT150 TEMPO 1823/1903 VRB15G25KT -TSRA BKN070CB FM190300 VRB06KT P6SM FEW070 SCT110 PROB30 1903/1906 VRB15G25KT -SHRA
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