List of mountain passes in Colorado

The following tables list some important mountain passes in the Rocky Mountains of the U.S. state of Colorado.

Mountain passes and highway summits traversed by improved roads
Pass[1] Maximum elevation[2] Maximum grade[3] Road surface[4] Route[5] WGS84[6]
Trail Ridge High Point[7] 12,183 feet
3,713 m		 5.4% WB Asphalt 40°25′42″N 105°45′32″W
Cottonwood Pass[8] 12,126 feet
3,696 m		 Asphalt Chaffee CR 306
Gunnison CR 209		 38°49′40″N 106°24′33″W
Independence Pass[8] 12,095 feet
3,687 m		 6.0% Asphalt 39°06′32″N 106°33′50″W
Cumberland Pass 12,015 feet
3,662 m		 Gravel 38°41′21″N 106°29′03″W
Loveland Pass[8] 11,992 feet
3,655 m		 6.0% Asphalt 39°39′49″N 105°52′45″W
Iceberg Pass 11,827 feet
3,605 m[9]		 Asphalt 40°25′03″N 105°44′46″W
Fall River Pass 11,796 feet
3,595 m		 Asphalt west
Gravel east		 Fall River Road[10] 40°26′29″N 105°45′11″W
Guanella Pass 11,669 feet
3,557 m[9]		 Asphalt Guanella Pass Road 39°35′42″N 105°42′40″W
Hoosier Pass[8] 11,541 feet
3,518 m		 8.0% NB Asphalt 39°21′42″N 106°03′45″W
Slumgullion Summit 11,530 feet
3,514 m		 9.4% NB
7.9% SB		 Asphalt 37°59′15″N 107°12′48″W
Boreas Pass[8] 11,481 feet
3,499 m		 Gravel 39°24′40″N 105°58′10″W
Old Monarch Pass[8] 11,375 feet
3,467 m		 Gravel former US 50 38°29′48″N 106°20′17″W
Fremont Pass[8] 11,318 feet
3,450 m		 5.7% Asphalt 39°21′59″N 106°11′12″W
Berthoud Pass[8] 11,315 feet
3,449 m		 6.1% NB
6.0% SB		 Asphalt 39°47′54″N 105°46′40″W
Monarch Pass[8] 11,312 feet
3,448 m		 6.4% Asphalt 38°29′48″N 106°19′32″W
Cordova Pass 11,248 feet
3,428 m[9]		 Gravel 37°20′54″N 105°01′29″W
Eisenhower Tunnel[11] 11,158 feet
3,401 m		 7.0% EB
6.0% WB		 Concrete 39°40′44″N 105°55′29″W
Shrine Pass 11,089 feet
3,380 m[9]		 Gravel former SH 293 39°32′46″N 106°14′27″W
Juniper Pass 11,020 feet
3,359 m		 Asphalt 39°40′19″N 105°33′53″W
Red Mountain Pass 11,018 feet
3,358 m		 7.2% Asphalt 37°53′56″N 107°42′43″W
Molas Pass 10,910 feet
3,325 m		 7.0% Asphalt 37°44′16″N 107°41′53″W
Spring Creek Pass[8] 10,901 feet
3,323 m		 7.5% Asphalt 37°56′27″N 107°09′33″W
Wolf Creek Pass[8] 10,857 feet
3,309 m		 6.8% Asphalt 37°28′59″N 106°48′07″W
Marshall Pass[8] 10,842 feet
3,305 m		 Gravel 38°23′29″N 106°14′50″W
Grand Mesa Summit[12] 10,839 feet
3,304 m		 6.4% NB Asphalt 39°01′39″N 108°01′54″W
Milner Pass[7][8] 10,759 feet
3,279 m		 5.4% WB Asphalt 40°25′11″N 105°48′41″W
Vail Pass 10,666 feet
3,251 m		 7.0% Asphalt 39°31′50″N 106°13′02″W
Coal Bank Pass 10,640 feet
3,243 m		 6.5% NB Asphalt 37°42′02″N 107°46′37″W
Tennessee Pass 10,424 feet
3,177 m		 6.0% Asphalt 39°21′44″N 106°18′38″W
Ripple Creek Pass 10,343 feet
3,153 m[9]		 Gravel former SH 132 40°06′43″N 107°17′44″W
Buffalo Pass[8] 10,300 feet
3,139 m[9]		 Gravel 40°32′37″N 106°41′06″W
Cameron Pass 10,276 feet
3,132 m		 3.8% EB
3.1% WB		 Asphalt 40°31′15″N 105°53′33″W
La Manga Pass 10,230 feet
3,118 m		 5.2% Asphalt 37°04′39″N 106°23′10″W
Lizard Head Pass 10,222 feet
3,116 m		 4.1% Asphalt 37°48′40″N 107°54′22″W
Tenderfoot Pass 10,200 feet
3,109 m		 Asphalt 38°45′46″N 105°09′24″W
Carnero Pass 10,166 feet
3,099 m		 Gravel Saguache CR 41G 38°00′16″N 106°25′50″W
North Pass[8] 10,149 feet
3,093 m		 6.0% Asphalt 38°12′51″N 106°34′21″W
Ohio Pass 10,065 feet
3,068 m		 Gravel Gunnison CR 703 38°50′05″N 107°05′30″W
Red Hill Pass 10,051 feet
3,064 m[9]		 6.0% Asphalt 39°16′03″N 105°57′40″W
Cochetopa Pass[8] 10,022 feet
3,055 m		 6.0% Gravel former SH 114 38°09′46″N 106°36′00″W
Cumbres Pass 10,022 feet
3,055 m		 6.3% Asphalt 37°01′14″N 106°27′00″W
Kebler Pass 10,007 feet
3,050 m		 Gravel except asphalt over pass former SH 135 38°50′51″N 107°05′54″W
Kenosha Pass 10,001 feet
3,048 m		 5.3% EB Asphalt 39°24′46″N 105°45′27″W
Cucharas Pass 9,941 feet
3,030 m[9]		 5.9% NB
5.4% SB		 Asphalt 37°19′13″N 105°04′25″W
Dunckley Pass 9,763 feet
2,976 m[9]		 Gravel former SH 132 40°12′06″N 107°09′31″W
Willow Creek Pass[8] 9,621 feet
2,932 m[9]		 6.3% Asphalt 40°21′01″N 106°05′21″W
Old Rabbit Ears Pass[8] 9,573 feet
2,918 m		 Asphalt former US 40 40°23′59″N 106°37′03″W
Gore Pass 9,527 feet
2,904 m		 6.3% Asphalt 40°04′33″N 106°33′39″W
Wilkerson Pass 9,507 feet
2,898 m		 5.8% Asphalt 39°02′17″N 105°31′32″W
Currant Creek Pass 9,482 feet
2,890 m		 Asphalt 38°50′13″N 105°38′10″W
Rabbit Ears Pass[8] 9,426 feet
2,873 m		 6.8% Asphalt 40°23′05″N 106°36′42″W
North La Veta Pass 9,413 feet
2,869 m		 6.0% Asphalt 37°36′48″N 105°11′27″W
Bigelow Divide 9,403 feet
2,866 m		 Asphalt 38°05′55″N 105°07′40″W
Pass Creek Pass 9,400 feet
2,865 m		 Gravel former SH 305 37°37′14″N 105°13′46″W
La Veta Pass 9,380 feet
2,859 m[9]		 Gravel former US 160 37°35′35″N 105°12′12″W
Trout Creek Pass 9,346 feet
2,849 m		 5.2% Asphalt 38°54′36″N 105°58′30″W
Battle Mountain Summit 9,267 feet
2,825 m		 Asphalt 39°31′23″N 106°23′23″W
Ute Pass 9,165 feet
2,793 m		 5.6% Asphalt 38°56′30″N 105°09′27″W
Wind River Pass 9,130 feet
2,783 m[9]		 Asphalt 40°17′45″N 105°32′38″W
Black Mesa Summit 9,121 feet
2,780 m		 Asphalt 38°28′33″N 107°32′52″W
Hardscrabble Pass 9,085 feet
2,769 m		 Asphalt 38°09′32″N 105°17′58″W
Poncha Pass 9,010 feet
2,746 m		 2.9% Asphalt 38°25′20″N 106°05′13″W
Dallas Divide 8,970 feet
2,734 m		 6.4% EB
5.0% WB		 Asphalt 38°05′40″N 107°53′18″W
McClure Pass 8,755 feet
2,669 m		 8.0% Asphalt 39°07′44″N 107°17′02″W
Muddy Pass[8] 8,710 feet
2,655 m[9]		 5.6% Asphalt 40°22′45″N 106°34′44″W
Blue Mesa Summit 8,704 feet
2,653 m		 Asphalt 38°23′10″N 107°25′58″W
Wondervu Hill 8,660 feet
2,640 m		 Asphalt 39°55′28″N 105°23′48″W
Promontory Divide 8,579 feet
2,615 m[9]		 Asphalt 37°56′16″N 105°19′37″W
Baxter Pass 8,400 feet
2,560 m[9]		 Gravel 39°34′55″N 108°57′09″W
Gunsight Pass 8,332 feet
2,540 m[9]		 Gravel former SH 289 40°12′33″N 106°19′54″W
Douglas Pass 8,268 feet
2,520 m		 7.0% Asphalt 39°35′51″N 108°48′11″W
Cerro Summit 7,958 feet
2,426 m		 Asphalt 38°26′38″N 107°38′29″W
Raton Pass[13] 7,834 feet
2,388 m[13]		 Asphalt 36°59′26″N 104°28′54″W
Floyd Hill 7,820 feet
2,384 m		 Asphalt 39°43′22″N 105°24′49″W
Yellowjacket Pass 7,783 feet
2,372 m		 Asphalt 37°15′45″N 107°26′55″W
Golden Gate Pass 7,754 feet
2,363 m[9]		 Asphalt 39°48′57″N 105°23′49″W
Yellow Jacket Pass 7,420 feet
2,262 m[9]		 Gravel Routt CR 114 40°18′11″N 106°52′13″W
Monument Hill 7,352 feet
2,241 m		 Asphalt 39°07′26″N 104°51′51″W
Palmer Saddle 7,230 feet
2,204 m		 Asphalt 39°07′22″N 104°54′46″W
Unaweep Divide 7,048 feet
2,148 m		 Asphalt 38°47′26″N 108°39′18″W
Gypsum Gap 6,100 feet
1,859 m		 Asphalt 38°01′20″N 108°42′33″W

Mountain summit highways
Highway[14] Maximum elevation Maximum grade[3] Road surface[4] Route[5] WGS84[6]
Mount Evans Scenic Byway[15] 14,160 feet
4,316 m[9]		 15% Asphalt 39°35′17″N 105°38′33″W
Pikes Peak Highway[16] 14,115 feet
4,302 m[17]		 8% Asphalt Pikes Peak Toll Road 38°50′26″N 105°02′40″W

Mountain passes traversed by unimproved roads
Weston Pass and the southern Mosquito Range
Pass[1] Elevation[18] Road WGS84[6]
Argentine Pass[8][19] 13,207 feet
4,025 m[9]		 39°37′31″N 105°46′57″W
Mosquito Pass 13,186 feet
4,019 m[9]		 former SH 300 39°16′53″N 106°11′10″W
Imogene Pass 13,117 feet
3,998 m		 37°55′56″N 107°44′10″W
California Pass[20] 12,960 feet
3,950 m		 37°54′46″N 107°36′32″W
Black Bear Pass 12,840 feet
3,914 m		 FSR 648 37°53′58″N 107°44′32″W
Engineer Pass[21][22] 12,800 feet
3,901 m		 37°58′32″N 107°35′04″W
Hurricane Pass[23] 12,730 feet
3,880 m		 37°55′03″N 107°37′01″W
Pearl Pass 12,713 feet
3,875 m		 38°58′46″N 106°49′24″W
Stony Pass[24] 12,650 feet
3,856 m		 37°47′43″N 107°32′58″W
Cinnamon Pass[21][25] 12,640 feet
3,853 m		 37°56′02″N 107°32′16″W
Jones Pass[8] 12,454 feet
3,796 m		 39°46′25″N 105°53′21″W
Hancock Pass 12,208 feet
3,721 m		 38°37′15″N 106°22′27″W
Webster Pass[8] 12,140 feet
3,700 m		 39°31′52″N 105°49′58″W
Gunsight Pass 12,057 feet
3,675 m		 38°53′05″N 107°03′31″W
Hagerman Pass[8] 11,925 feet
3,635 m[9]		 former SH 104
(Carlton Tunnel)		 39°15′54″N 106°29′02″W
Weston Pass 11,921 feet
3,634 m		 39°07′53″N 106°10′56″W
Ophir Pass 11,789 feet
3,593 m		 37°51′02″N 107°46′46″W
Ptarmigan Pass 11,777 feet
3,590 m		 39°29′35″N 106°15′12″W
Rollins Pass[8] 11,676 feet
3,559 m		 former SH 138 39°56′03″N 105°40′58″W
Georgia Pass 11,585 feet
3,531 m		 39°27′30″N 105°55′00″W
Hayden Pass 10,712 feet
3,265 m		 38°17′35″N 105°51′02″W
Schofield Pass 10,707 feet
3,263 m		 former SH 327 39°00′54″N 107°02′48″W
Medano Pass 9,931 feet
3,027 m		 37°51′22″N 105°25′58″W
Squaw Pass 9,790 feet
2,984 m[9]		 immediately south of SH 103 39°40′45″N 105°28′25″W
Black Sage Pass 9,721 feet
2,963 m		 38°29′26″N 106°27′06″W
Sangre de Cristo Pass 9,472 feet
2,887 m		 37°37′10″N 105°11′42″W
Arapaho Pass[8] 8,953 feet
2,729 m		 40°23′06″N 106°28′21″W
Red Mountain Pass 8,245 feet
2,513 m		 40°58′59″N 105°56′12″W

Mountain passes traversed by foot trails
Pass[1] Elevation[18] Trail WGS84[6]
Electric Pass[26] 13,494 feet
4,113 m		 39°02′48″N 106°51′11″W
Elkhead Pass 13,245 feet
4,037 m		 38°57′06″N 106°22′02″W
The Keyhole 13,163 feet
4,012 m		 40°15′39″N 105°37′16″W
The Notch 13,035 feet
3,973 m		 40°15′15″N 105°36′49″W
Hermit Pass 13,015 feet
3,967 m		 38°05′41″N 105°39′17″W
Blue Lake Pass 12,969 feet
3,953 m		 37°59′52″N 107°47′43″W
Denver Pass 12,907 feet
3,934 m		 37°57′17″N 107°33′43″W
Triangle Pass 12,907 feet
3,934 m		 38°59′40″N 106°54′28″W
The Window 12,877 feet
3,925 m		 37°40′08″N 107°23′34″W
Trimble Pass 12,874 feet
3,924 m		 37°34′47″N 107°35′51″W
Red Mountain Pass[8] 12,860 feet
3,920 m		 39°00′48″N 106°35′40″W
Fall Creek Pass 12,848 feet
3,916 m		 39°26′32″N 106°28′38″W
Conundrum Pass 12,779 feet
3,895 m		 39°00′26″N 106°54′34″W
McHenrys Notch 12,736 feet
3,882 m		 40°15′50″N 105°39′42″W
Coffeepot Pass 12,726 feet
3,879 m		 38°59′32″N 106°54′11″W
Sunnyside Saddle 12,677 feet
3,864 m		 37°54′26″N 107°37′08″W
Columbine Pass 12,674 feet
3,863 m		 37°35′56″N 107°36′12″W
Richmond Pass 12,667 feet
3,861 m		 37°56′50″N 107°42′09″W
Willow Pass 12,556 feet
3,827 m		 39°06′33″N 106°59′08″W
Whiskey Pass 12,549 feet
3,825 m		 former SH 152 37°12′08″N 105°10′03″W
Heckert Pass 12,546 feet
3,824 m		 39°07′25″N 107°02′31″W
Pawnee Pass[8] 12,542 feet
3,823 m		 40°04′33″N 105°38′06″W
Venable Pass 12,539 feet
3,822 m		 38°03′56″N 105°37′32″W
Halfmoon Pass 12,523 feet
3,817 m		 37°54′03″N 106°47′03″W
Copper Pass 12,510 feet
3,813 m		 38°59′58″N 106°54′55″W
Stone Man Pass 12,506 feet
3,812 m		 40°15′34″N 105°39′10″W
Hunchback Pass 12,500 feet
3,810 m		 37°42′17″N 107°31′12″W
Buckskin Pass 12,462 feet
3,798 m		 39°06′07″N 106°59′31″W
Trail Rider Pass 12,421 feet
3,786 m		 39°06′17″N 107°02′56″W
Cony Pass 12,418 feet
3,785 m		 40°10′41″N 105°39′58″W
Frigid Air Pass 12,408 feet
3,782 m		 39°03′13″N 107°01′13″W
West Maroon Pass 12,408 feet
3,782 m		 39°02′09″N 106°59′51″W
The Saddle 12,398 feet
3,779 m		 40°28′45″N 105°39′25″W
Fancy Pass 12,398 feet
3,779 m		 39°24′38″N 106°30′23″W
Storm Pass 12,355 feet
3,766 m		 38°42′44″N 107°10′37″W
Lake Pass[8] 12,218 feet
3,724 m		 38°59′49″N 106°33′43″W
Gunsight Pass 12,201 feet
3,719 m		 37°15′43″N 106°41′11″W
Gunsight Pass 12,185 feet
3,714 m		 Forest Trail 428 38°41′00″N 106°35′59″W
Ptarmigan Pass[8] 12,168 feet
3,709 m		 40°18′38″N 105°42′04″W
Black Powder Pass[8] 12,159 feet
3,706 m		 39°25′25″N 105°57′19″W
Tincup Pass[8] 12,154 feet
3,705 m[9]		 38°42′33″N 106°26′03″W
Chalk Creek Pass 12,139 feet
3,700 m		 38°36′23″N 106°21′02″W
Avalanche Pass 12,100 feet
3,688 m		 39°06′41″N 107°08′38″W
Granite Pass 12,083 feet
3,683 m		 40°16′28″N 105°36′20″W
Boulder-Grand Pass[8] 12,077 feet
3,681 m		 40°13′28″N 105°40′09″W
French Pass[8] 12,046 feet
3,672 m		 39°26′22″N 105°57′05″W
Napoleon Pass 12,034 feet
3,668 m		 38°41′56″N 106°27′37″W
Searle Pass 12,034 feet
3,668 m		 Colorado Trail 39°27′31″N 106°13′40″W
Kokomo Pass[8] 12,027 feet
3,666 m		 Colorado Trail 39°25′43″N 106°13′38″W
Browns Pass[8] 11,998 feet
3,657 m		 38°51′14″N 106°21′34″W
Tomichi Pass 11,962 feet
3,646 m		 38°36′13″N 106°23′00″W
Taylor Pass 11,929 feet
3,636 m		 39°01′13″N 106°45′20″W
Uneva Pass 11,922 feet
3,634 m		 39°32′46″N 106°11′00″W
Arapaho Pass[8] 11,905 feet
3,629 m		 40°00′52″N 105°40′41″W
Eccles Pass 11,893 feet
3,625 m		 39°36′27″N 106°10′19″W
Rogers Pass[8] 11,886 feet
3,623 m		 39°52′13″N 105°41′47″W
Buchanan Pass[8] 11,837 feet
3,608 m		 40°07′52″N 105°37′49″W
Caribou Pass 11,804 feet
3,598 m		 40°01′12″N 105°41′27″W
Ptarmigan Pass 11,777 feet
3,590 m		 39°41′11″N 106°00′12″W
Vasquez Pass[8] 11,693 feet
3,564 m		 39°47′16″N 105°49′45″W
Original Monarch Pass[8] 11,532 feet
3,515 m		 former Monarch Pass Toll Road 38°30′41″N 106°20′49″W
Timberline Pass 11,484 feet
3,500 m		 40°22′32″N 105°40′20″W
Juniper Pass 11,040 feet
3,365 m		 immediately south of SH 103 39°40′20″N 105°33′54″W
Weminuche Pass 10,567 feet
3,221 m		 37°41′11″N 107°19′26″W
La Poudre Pass[8] 10,175 feet
3,101 m[9]		 40°28′36″N 105°49′24″W
Windy Pass 9,957 feet
3,035 m		 37°25′36″N 106°51′14″W
Mosca Pass 9,750 feet
2,972 m		 former SH 150 37°43′58″N 105°27′16″W

See also

References
  1. Pass name from the United States Geographic Names Information System except as noted.
  2. Maximum topographic elevation data from the Colorado Department of Transportation except as noted.
  3. Maximum grade data from the Colorado Department of Transportation except as noted.
  4. Road surface material information from the Colorado Department of Transportation except as noted.
  5. Route information from the Colorado Department of Transportation except as noted.
  6. World Geodetic System 1984 location coordinates from the United States Geographic Names Information System except as noted.
  7. Trail Ridge Road (U.S. Highway Route 34) crosses the Continental Divide at Milner Pass but reaches its highest point several miles northeast of the pass. Trail Ridge Road is the highest paved through highway in North America. The highway is closed from about October 22 through about May 22.
  8. This pass lies on the Continental Divide of the Americas.
  9. Topographic elevation data from United States Geological Survey 1:24000 topographic map.
  10. Fall River Road is closed due to flood damage until about July 1, 2015.
  11. The highest elevation in the Eisenhower Tunnel is a short distance inside the West Portal. The tunnel passes under the Continental Divide a few miles west of Loveland Pass. The Eisenhower Tunnel is the highest elevation on the Interstate Highway System of the United States.
  12. Grand Mesa Summit is the highest point on State Highway 65, the Grand Mesa Scenic and Historic Byway. Conditions can be quite severe in winter, though the road generally remains open.
  13. Raton Pass is the highest point on Interstate Highway Route 25. The pass is located 1,132 feet (345 m) south of the Colorado state line in the New Mexico. I-25 has an elevation of approximately 7,820 feet (2,384 m) at the state line.
  14. Highway name from the Colorado Department of Transportation.
  15. The Mount Evans Scenic Byway, Colorado State Highway Route 5, ends about one quarter mile (400 m) from the summit of Mount Evans. The highway is the highest paved road in North America. The highway is closed during the winter, and the upper section above Summit Lake at 12,836 feet (3,912 m) is closed from about September 30 through about June 10.
  16. Pikes Peak Highway ends on the summit of Pikes Peak. Pikes Peak is the most visited mountain summit in North America.
  17. "PIKES PEAK". NGS data sheet. U.S. National Geodetic Survey. Retrieved January 21, 2015.
  18. Topographic elevation data from the United States Geographic Names Information System except as noted.
  19. Argentine Pass is the highest road over the Continental Divide in North America.
  20. "Image: 9330245523_63309fa6c8_z.jpg, (640 × 474 px)". i0.wp.com. Retrieved September 6, 2015.
  21. "BLM Colorado Press Release". blm.gov. Archived from the original on September 6, 2015. Retrieved September 6, 2015.
  22. "Image: 35280962.EngineerPass1.jpg, (800 × 600 px)". m2.i.pbase.com. Retrieved September 6, 2015.
  23. "Image: 7397510146_00c07aa4b3_z.jpg, (480 × 640 px)". farm8.staticflickr.com. Retrieved September 6, 2015.
  24. http://lizardheadcyclingguides.com/wp-content/uploads/2010/03/image010.jpg
  25. "Image: 2634575-9_Cinnamon_Pass.JPG, (500 × 375 px)". images.everytrail.com. Retrieved September 6, 2015.
  26. Electric Pass is the highest named pass in the Rocky Mountains of North America.
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