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Source   Charts, other  [green=AvNav or FAA 5010]          COLORADO Date FIELD NAME Code Status - current Town Type LAT LAT LONG   Note: All long. Degress are positive (west) LONG   Note: All long. Degress are positive (west) ELV SURFACE Number of Runways RUNWAY LENGTH Remarks & Notes
A - Denver           278 Degrees               D M S    Decimal Degrees                  D M S    Decimal feet     feet (longest) last update;  12/03/2007
FAA 5010 Current Metrogro Farm   A Agate Private 39-29-46 39.496111 103-43-37 103.726944 5,240 Asphalt 1 3,700 3700x48(16/34); 10 miles ENE; not charted; first noticed in FAA 5010 9/1/06
ADC 1934 Akron Civil   D Akron Civil  - - - -  - - - -  - - - -  - - - - 4,639 Turf 2 5,234 4650x600(N/S); 5234x600(E/W); 3 miles SE.  This is an odd entry.  The description maches Americal Legion 3rd location but no entries in 1935, 1936 or 1937.  Odd.
7M RAC 1942 Akron CAA 9   C Akron Inter. 40-07-00 40.116667 103-09-30 103.158333 4,585 Turf 2 5,300 3.9 miles SE, RR and US34 to west; built some time in the early 1940s.  There is a possibility that this intermediate replaced the Akron Legion airport (2nd and 3rd locations).  The runway data would favor the American Legion 3rd location.  The 1998 NAPP aerial picture does have what might have been the "L" shape which the intermediate continued to use.  Only a possibility - no confirmation.
Laramie WAC306 1958 Akron CAA 9   C Akron Inter. 40-07-00 40.116667 103-09-30 103.158333 4,585 Turf 2 5,200 4.2 miles SE; closed by 1960.  new airport constructed at Akron - Akron-Washington (AKO) replaced the older CAA field;
Laramie WAC306 1948 Douglas   A Akron AF 40-10-32.28 40.1756333 103-13-19.3 103.2220278 4,400 Turf 2 2,800 1 mile North
Cheyenne SAC U-4 1950 Douglas   A Akron Civil 40-10-32.28 40.1756333 103-13-19.3 103.2220278 4,600 Turf 2 2,800  
Cheyenne SAC U-4 1951 Ward   A Akron Civil 40-10-32.28 40.1756333 103-13-19.3 103.2220278 4,600 Turf 2 2,800 on north side of town; aka Douglas
Laramie WAC306 1958 Ward   A Akron Civil 40-10-32.28 40.1756333 103-13-19.3 103.2220278 4,660 Turf 2 2,800  
AV&BF 28th ed 1960 Akron-Washington   A Akron Civil 40-10-32.28 40.1756333 103-13-19.3 103.2220278 4,600 Turf 2 4,100 (ESE); 0.7 mile north probably came into existence about 1959
Wichita SAC 1999 Akron-Washington AKO A Akron Civil 40-10-32.28 40.1756333 103-13-19.3 103.2220278 4,695 Hard 1 7,000  
Cheyenne SAC 2001 Colorado Plains Regional AKO A Akron Civil 40-10-32.28 40.1756333 103-13-19.3 103.2220278 4,695 Hard 1 7,000  
FAA 5010 Current Colorado Plains Regional AKO A Akron Civil 40-10-32.28 40.1756333 103-13-19.3 103.2220278 4,714 Asphalt 1 7,000 7000x100(11/29); 1 mile North
CAA Bulletin No 2 1931 American Legion (1st Location)   C Akron Civil  - - - -  - - - -  - - - -  - - - - 4,600 Turf all way 1,320 1320x1320; 1 mile north
ADC 1934 American Legion (1st Location)   C Akron Civil  - - - -  - - - -  - - - -  - - - - 4,600 Turf all way 1,320 1320x1320; 1 mile north
CAA Bulletin No 2 1934 American Legion (2nd Location)   C Akron Civil 40-08 40.133333 103-13 103.216667 4,500 Turf all way 2,640 2640x2640 field; 2.5 miles south. US Highway 63 to east.
ADC 1938 American Legion (2nd Location)   C Akron Civil 40-08 40.133333 103-13 103.216667 4,500 Turf all way 2,640 2640x2640; 2.5 miles south
CAA Bulletin No 2 1938 American Legion (3rd Location)   C Akron Civil 40-08 40.133333 103-10 103.166667 4,639 Turf 2 5,234 4650x600(N/S); 5234x600(E/W) - "L" shaped layout; 3 miles SE.  NOTE - this could be the same as the 2nd location. Difference in longitude could be an error for either one.  However, it appears to be expanded and thus they might have moved it a bit further west.
ADC 1939 American Legion (3rd Location)   C Akron Civil 40-08 40.133333 103-10 103.166667 4,500 Turf 2 5,234 4650x600(N/S); 5234x600(E/W) - "L" shaped layout; 3 miles SE.  There is a good possibility that this became Akron CAA #9 intermediate airfield (see above)
Cheyenne SAC U-4 1964 Gebauer Ranch   A Akron AF 40-14-39.931 40.2444253 103-05-36.78 103.09355 4,540 Gravel 2 3,100  
FAA 5010 Current Gebauer Ranch 5V6 A Akron AF 40-14-39.931 40.2444253 103-05-36.78 103.09355 4,509 Turf 2 3,000 3000x70(8/26); 2150x70(11/29); 10 miles NE
12M RAC 1943 Alamosa   A Alamosa Civil 37-26-05.7 37.4349167 105-51-59.6 105.8665556 7,550 Turf 3 5,800  
DEN SAC 1985 Alamosa   A Alamosa Civil 37-26-05.7 37.4349167 105-51-59.6 105.8665556 7,535 Hard 1 8,500  
DEN SAC 1986 Alamosa-Bergman   A Alamosa Civil 37-26-05.7 37.4349167 105-51-59.6 105.8665556 7,535 Hard 1 8,500 about 2 miles South; aka Alamosa
DEN SAC 1994 Alamosa-Bergman ALS A Alamosa Civil 37-26-05.7 37.4349167 105-51-59.6 105.8665556 7,535 Hard 1 8,500  
Colorado Airport Dir. 1995 San Luis Valley Regional ALS A Alamosa AF 37-26-05.7 37.4349167 105-51-59.6 105.8665556 7,535 Asphalt 2 8,800 8800x100(2/20); 4700x100(D)(6/27)
Flight Guide 1998 San Luis Valley Regional/Bergman Field ALS A Alamosa AF 37-26-05.7 37.4349167 105-51-59.6 105.8665556 7,535 Asphalt 2 8,800 8800x100(2/20); 4700x100(D)(6/24)
FAA 5010 Current San Luis Valley Regional/Bergman Field ALS A Alamosa Civil 37-26-05.7 37.4349167 105-51-59.6 105.8665556 7,539 Asphalt 2 8,519 8519x100(2/20); 3200x100(D)(6/24); 2 miles south
CAA Bulletin No 2 1931 Alamosa Municipal (1st location)   C Alamosa Civil 37-28-30 37.475 105-53-45 105.895833 7,500 Turf 2 5,800 5800x100(NW/SE); 3500x400(NE/SW); 1.5 miles NW, RR, highway and Rio Grade River to North
ADC 1934 Alamosa Airport (1st location)   C Alamosa AF 37-28-30 37.475 105-53-45 105.895833 7,500 Turf 2 5,800 5800x100(NW/SE); 3500x400(NE/SW); 1.5 miles NW, RR, highway and Rio Grade River to North
Trinidad SAC J-13 1936 Alamosa Airport (2nd location)   C Alamosa AF 37-29 37.483333 105-55 105.916667 7,550 Turf 3 6,000 about 3 miles NW
ADC 1939 Alamosa Airport (2nd location)   C Alamosa AF 37-29 37.483333 105-55 105.916667 7,550 Turf 3 6,000 5800x400(NW/SE); 3500x500(NE/SW); 6000x500(E/W); entire field available; 3 miles NW, RR, highway and Rio Grande River to North
Trinidad SAC S-4 1948 Kramer   C Alamosa Civil 37-28 37.466667 105-55 105.916667 7,550 Turf 2 5,200  
Trinidad SAC S-4 1957 Kramer   C Alamosa Civil 37-28 37.466667 105-55 105.916667 7,550 Dirt 3 5,200  
7M RAC 1942 Alvin CAA 15   C Alvin Inter. 40-21-30 40.358333 102-06-30 102.108333 3,611 Turf 2 4,000 3.5 miles NNE
Haire Directory 1948 Alvin CAA 15   C Alvin Inter. 40-21-30 40.358333 102-06-30 102.108333 3,600 Turf 2 4,038 4038x488(NW/SE); 3788x488(NE/SW) - "X" shape; 3.5 miles NNE; not on 1950 Cheyenne SAC.
Trinidad SAC S-4 1966 Hunnicutt Ranch   C Andrix Private         5,100 Turf   5,000  
Trinidad SAC J-13 1936 Antonito   C Antonito AF 37-03 37.05 106-02 106.033333 7,938 Turf 2 5,280  
Haire Directory 1948 Antonito   C Antonito Private 37-03 37.05 106-02 106.033333 7,700 Turf 3 5,200 5200(NE); 4200(E); 2800(NW); 2 miles SW
Trinidad SAC S-4 1951 Antonito   C Antonito Civil 37-03 37.05 106-02 106.033333 7,700 Turf 3 5,200 about 2 miles SW; this field may have been closed or inactive for a period during WW2; not on 1952 Trinidad SAC.  There are several runways still visible at this location, but do not match the original layout.  Was it used later but uncharted and unreported?
AOPA 1976 Navajo Landing Strip   C Arboles AF 37-00.08 37.001333 107-25.37 107.422833 6,110 Dirt 1 3,150 3150x75(18/36); 1 mile SE; this airfield is not charted
AOPA 2001 Navajo Landing Strip 5V9 C Arboles AF 37-00.08 37.001333 107-25.37 107.422833 6,110 Dirt 1 2,950 2950x36(18/36); 1 mile SE; not in 2003 directory
A/N Directory 1944 Arlington No 4   C Arlington Military 38-19-30 38.325 103-16-15 103.270833 4,424 Hard 3 7,000 aux to La Junta AAF
SangreMts WAC361 1946 Arlington No 4   C Arlington Military 38-19-30 38.325 103-16-15 103.270833 4,424 Hard 3 7,000  
Haire Directory 1948 Surplus Army Field   C Arlington AF 38-19-30 38.325 103-16-15 103.270833 4,424 Hard 3 7,000 7000(NE/SW); 6000(NW/SE); 6000(E/W); 2 mile east.
DEN SAC T-4 1951 Arlington AF   C Arlington AF 38-19-30 38.325 103-16-15 103.270833 4,424 Hard 3 7,000 for some reason not on 1948 or '49 Denver SACs or WACs. Closed?
SangreMts WAC361 1952 Arlington AF   C Arlington AF 38-19-30 38.325 103-16-15 103.270833 4,424 Hard 3 7,000 about 10 miles SE
AV&BF 1953 Arlington AF   C Arlington X 38-19-30 38.325 103-16-15 103.270833 4,424 Hard 3 7,000 listed as being closed.
SangreMts WAC361 1953 Arlington AF   C Arlington AF 38-19-30 38.325 103-16-15 103.270833 4,424 Hard 3 7,000  
DEN SAC T-4 1958 Arlington AF   C Arlington AF 38-19-30 38.325 103-16-15 103.270833 4,424 Hard 3 7,000 Does not show up on 1960 charts
DEN SAC T-4 1963 Ronald Anderson   C Arlington Private 38-34 38.566667 103-25 103.416667 4,490 Turf 2 2,640 about 17 miles North NNW
DEN SAC 1971 Ronald Anderson   C Arlington Private 38-34 38.566667 103-25 103.416667 4,490 Turf 2 3,000  
DEN SAC 1975 Davis   C Arlington Private 38-34 38.566667 103-25 103.416667 4,490 Turf 2 3,000 aka Anderson
Wichita SAC 1985 Davis   C Arlington Private 38-34 38.566667 103-25 103.416667 4,490 Turf 2 3,000  
DEN SAC T-4 1958 Mauarer Ranch   C Aroya Private 38-51 38.85 103-07 103.116667 4,550 Dirt 3 2,500  
Wichita SAC 1980 Mauarer Ranch   C Aroya AF 38-51 38.85 103-07 103.116667 4,680 Turf 2 3,200 1 miles east; not charted by 1985 or in directory in 1986
DEN SAC 1980 Aspen Gliderport   A Aspen Private 39-15-35.947 39.259985 106-54-44.152 106.912264 8,440 Turf 1 2,500 7 miles west
FAA 5010 Current Aspen Gliderport CO03 A Aspen Private 39-15-35.947 39.259985 106-54-44.152 106.912264 8,440 Dirt 1 2,500 2500x50(2/20); 7 miles west; 
DEN SAC T-4 1949 Aspen   A Aspen Civil 39-13-23.4 39.2231667 106-52-07.9 106.8688611 7,800 Turf 1 4,500 (NW); 3.5 miles NW
DEN SAC T-4 1958 Aspen   A Aspen Civil 39-13-23.4 39.2231667 106-52-07.9 106.8688611 7,800 Dirt 1 5,200  
DEN SAC T-4 1963 Aspen-Pitkin County/Sardy Field   A Aspen Civil 39-13-23.4 39.2231667 106-52-07.9 106.8688611 7,773 Bituminous 1 5,200 aka Aspen
FAA 5010 Current Aspen-Pitkin County/Sardy Field ASE A Aspen Civil 39-13-23.4 39.2231667 106-52-07.9 106.8688611 7,820 Asphalt 1 7,006 7006x100(15/33); 3 miles NW
DEN SAC 1980 Shipman Ranch   A Austin Private 38-50-10.54 38.836261 107-51-59.10 107.866417 6,200 Turf 1 3,000  
FAA 5010 Current Shipman Ranch 5CO1 A Austin Private 38-50-10.54 38.836261 107-51-59.10 107.866417 6,119 Turf 1 3,000 3000x110(2/20); 5 miles NE; assuming I have correctly IDed this field; the coordinates are off and these are correct.
DEN SAC 1980 Avon   C Avon Private 39-37-42.096 39.62836 106-30-27.792 106.50772 7,540 Hard 1 4,000  
DEN SAC 1986 Avon Stolport   C Avon Private 39-37-42.096 39.62836 106-30-27.792 106.50772 7,492 Hard 1 4,500  
DEN SAC 1994 Avon Stolport   C Avon X 39-37-42.096 39.62836 106-30-27.792 106.50772 7,492 Hard 1 4,500 marked closed on this chart
DEN SAC T-4 1967 Comstock Ranch   C Avondale Private 38-09 38.15 104-25 104.416667 4,768 Dirt 1 2,565  
DEN SAC 1973 Comstock Ranch   C Avondale Private 38-09 38.15 104-25 104.416667 4,768 Turf 1 2,500  
DEN TAC 2004 Greggs No 1 0CO3 A Bennett Private 39-53-21.944 39.889429 104-32-41.861 104.544961 5,373 Dirt 1 4,200