Pass [ a]
Maximum elevation [ b]
Maximum grade [ c]
Road surface [ d]
Route [ e]
Coordinates [ f]
Trail Ridge High Point [ g]
12,183 feet 3,713 m
5.4% WB
Asphalt
40°25′42″N 105°45′32″W / 40.42839°N 105.75898°W / 40.42839; -105.75898 (Trail Ridge High Point )
Cottonwood Pass [ h]
12,126 feet 3,696 m[ i]
Asphalt
Chaffee CR 306 Gunnison CR 209
38°49′40″N 106°24′33″W / 38.8277726°N 106.4091921°W / 38.8277726; -106.4091921 (Cottonwood Pass )
Independence Pass [ j]
12,095 feet 3,687 m
6.0%
Asphalt
39°06′32″N 106°33′50″W / 39.1088793°N 106.5639194°W / 39.1088793; -106.5639194 (Independence Pass )
Cumberland Pass
12,015 feet 3,662 m
Gravel
Forest Road 765
38°41′21″N 106°29′03″W / 38.6891616°N 106.4841944°W / 38.6891616; -106.4841944 (Cumberland Pass )
Loveland Pass [ h]
11,992 feet 3,655 m
6.0%
Asphalt
39°39′49″N 105°52′45″W / 39.6635979°N 105.8791783°W / 39.6635979; -105.8791783 (Loveland Pass )
Iceberg Pass
11,827 feet 3,605 m[ k]
Asphalt
40°25′03″N 105°44′46″W / 40.4174840°N 105.7461187°W / 40.4174840; -105.7461187 (Iceberg Pass )
Fall River Pass
11,796 feet 3,595 m
Asphalt west Gravel east
Fall River Road
40°26′29″N 105°45′11″W / 40.44141°N 105.75309°W / 40.44141; -105.75309 (Fall River Pass )
Guanella Pass
11,669 feet 3,557 m[ k]
Asphalt/Gravel
Guanella Pass Road
39°35′42″N 105°42′40″W / 39.8639872°N 105.7111165°W / 39.8639872; -105.7111165 (Guanella Pass )
Hoosier Pass [ h]
11,541 feet 3,518 m
8.0% NB
Asphalt
39°21′42″N 106°03′45″W / 39.3616552°N 106.0625190°W / 39.3616552; -106.0625190 (Hoosier Pass )
Slumgullion Summit
11,530 feet 3,514 m
9.4% NB 7.9% SB
Asphalt
37°59′15″N 107°12′48″W / 37.98755°N 107.21342°W / 37.98755; -107.21342 (Slumgullion Summit )
Boreas Pass [ h]
11,481 feet 3,499 m
Gravel
39°24′40″N 105°58′10″W / 39.4110990°N 105.9694607°W / 39.4110990; -105.9694607 (Boreas Pass )
Old Monarch Pass [ h]
11,375 feet 3,467 m
Gravel
former US 50
38°29′48″N 106°20′17″W / 38.4966634°N 106.3380805°W / 38.4966634; -106.3380805 (Old Monarch Pass )
Fremont Pass [ h]
11,318 feet 3,450 m
5.7%
Asphalt
39°21′59″N 106°11′12″W / 39.3663772°N 106.1866890°W / 39.3663772; -106.1866890 (Fremont Pass )
Berthoud Pass [ h]
11,315 feet 3,449 m
6.1% NB 6.0% SB
Asphalt
39°47′54″N 105°46′40″W / 39.7983203°N 105.7777849°W / 39.7983203; -105.7777849 (Berthoud Pass )
Monarch Pass [ h]
11,312 feet 3,448 m
6.4%
Asphalt
38°29′48″N 106°19′32″W / 38.4966636°N 106.3255801°W / 38.4966636; -106.3255801 (Monarch Pass )
Cordova Pass
11,248 feet 3,428 m[ k]
Gravel
37°20′54″N 105°01′29″W / 37.3483477°N 105.0247231°W / 37.3483477; -105.0247231 (Cordova Pass )
Eisenhower Tunnel [ l]
11,158 feet 3,401 m
7.0% EB 6.0% WB
Concrete
39°40′44″N 105°55′29″W / 39.67897°N 105.92486°W / 39.67897; -105.92486 (Eisenhower Tunnel )
Shrine Pass
11,089 feet 3,380 m[ k]
Gravel
former SH 293
39°32′46″N 106°14′27″W / 39.54614°N 106.24083°W / 39.54614; -106.24083 (Shrine Pass )
Juniper Pass
11,020 feet 3,359 m
Asphalt
39°40′19″N 105°33′53″W / 39.67196°N 105.56472°W / 39.67196; -105.56472 (Juniper Pass )
Red Mountain Pass
11,018 feet 3,358 m
7.2%
Asphalt
37°53′56″N 107°42′43″W / 37.8988840°N 107.7120057°W / 37.8988840; -107.7120057 (Red Mountain Pass )
Molas Pass
10,910 feet 3,325 m
7.0%
Asphalt
37°44′16″N 107°41′53″W / 37.7377751°N 107.6981179°W / 37.7377751; -107.6981179 (Molas Pass )
Spring Creek Pass [ h]
10,901 feet 3,323 m
7.5%
Asphalt
37°56′27″N 107°09′33″W / 37.9408311°N 107.1592184°W / 37.9408311; -107.1592184 (Spring Creek Pass )
Wolf Creek Pass [ h]
10,857 feet 3,309 m
6.8%
Asphalt
37°28′59″N 106°48′07″W / 37.48318°N 106.80207°W / 37.48318; -106.80207 (Wolf Creek Pass )
Marshall Pass [ h]
10,842 feet 3,305 m
Gravel
Forest Road 200 Forest Road 243
38°23′29″N 106°14′50″W / 38.3913877°N 106.2472458°W / 38.3913877; -106.2472458 (Marshall Pass )
Grand Mesa Summit [ m]
10,839 feet 3,304 m
6.4% NB
Asphalt
39°01′39″N 108°01′54″W / 39.02744°N 108.03163°W / 39.02744; -108.03163 (Grand Mesa Summit )
Milner Pass [ g] [ h]
10,759 feet 3,279 m
5.4% WB
Asphalt
40°25′11″N 105°48′41″W / 40.4197060°N 105.8113990°W / 40.4197060; -105.8113990 (Milner Pass )
Vail Pass
10,666 feet 3,251 m
7.0%
Asphalt
39°31′50″N 106°13′02″W / 39.5305420°N 106.2172469°W / 39.5305420; -106.2172469 (Vail Pass )
Coal Bank Pass
10,640 feet 3,243 m
6.5% NB
Asphalt
37°42′02″N 107°46′37″W / 37.7005528°N 107.7770087°W / 37.7005528; -107.7770087 (Coal Bank Pass )
Los Pinos Pass
10,509 feet 3,203 m
Gravel
Forest Road 788
38°06′14″N 106°58′20″W / 38.1038842°N 106.9722686°W / 38.1038842; -106.9722686 (Los Pinos Pass )
Tennessee Pass [ h]
10,424 feet 3,177 m
6.0%
Asphalt
39°21′44″N 106°18′38″W / 39.36210°N 106.31043°W / 39.36210; -106.31043 (Tennessee Pass )
Ripple Creek Pass
10,343 feet 3,153 m[ k]
Gravel
former SH 132
40°06′43″N 107°17′44″W / 40.1119248°N 107.2956115°W / 40.1119248; -107.2956115 (Ripple Creek Pass )
Buffalo Pass [ h]
10,300 feet 3,139 m[ k]
Gravel
40°32′37″N 106°41′06″W / 40.5435886°N 106.6850437°W / 40.5435886; -106.6850437 (Buffalo Pass )
Cameron Pass
10,276 feet 3,132 m
3.8% EB 3.1% WB
Asphalt
40°31′15″N 105°53′33″W / 40.5208158°N 105.8925128°W / 40.5208158; -105.8925128 (Cameron Pass )
La Manga Pass
10,230 feet 3,118 m
5.2%
Asphalt
37°04′39″N 106°23′10″W / 37.0775096°N 106.3861430°W / 37.0775096; -106.3861430 (La Manga Pass )
Lizard Head Pass
10,222 feet 3,116 m
4.1%
Asphalt
37°48′40″N 107°54′22″W / 37.8111060°N 107.9061783°W / 37.8111060; -107.9061783 (Lizard Head Pass )
Tenderfoot Pass
10,200 feet 3,109 m
Asphalt
38°45′46″N 105°09′24″W / 38.76284°N 105.156601°W / 38.76284; -105.156601 (Tenderfoot Pass )
Carnero Pass
10,166 feet 3,099 m
Gravel
Saguache CR 41G
38°00′16″N 106°25′50″W / 38.0044416°N 106.4305896°W / 38.0044416; -106.4305896 (Carnero Pass )
North Pass [ h]
10,149 feet 3,093 m
6.0%
Asphalt
38°12′51″N 106°34′21″W / 38.21425°N 106.57239°W / 38.21425; -106.57239 (North Pass )
Ohio Pass
10,065 feet 3,068 m
Gravel
Gunnison CR 703
38°50′05″N 107°05′30″W / 38.8347153°N 107.0917150°W / 38.8347153; -107.0917150 (Ohio Pass )
Red Hill Pass
10,051 feet 3,064 m[ k]
6.0%
Asphalt
39°16′03″N 105°57′40″W / 39.2674141°N 105.9612036°W / 39.2674141; -105.9612036 (Red Hill Pass )
Cochetopa Pass [ h]
10,022 feet 3,055 m
6.0%
Gravel
former SH 114
38°09′46″N 106°36′00″W / 38.1627°N 106.59996°W / 38.1627; -106.59996 (Cochetopa Pass )
Cumbres Pass
10,022 feet 3,055 m
6.3%
Asphalt
37°01′14″N 106°27′00″W / 37.0205662°N 106.4500328°W / 37.0205662; -106.4500328 (Cumbres Pass )
Kebler Pass [ n]
10,007 feet 3,050 m
Gravel except asphalt over pass
former SH 135
38°50′51″N 107°05′54″W / 38.84759°N 107.09837°W / 38.84759; -107.09837 (Kebler Pass )
Kenosha Pass
10,001 feet 3,048 m
5.3% EB
Asphalt
39°24′46″N 105°45′27″W / 39.4127556°N 105.7574844°W / 39.4127556; -105.7574844 (Kenosha Pass )
Cucharas Pass
9,941 feet 3,030 m[ k]
5.9% NB 5.4% SB
Asphalt
37°19′13″N 105°04′25″W / 37.3202922°N 105.0736148°W / 37.3202922; -105.0736148 (Cucharas Pass )
Dunckley Pass
9,763 feet 2,976 m[ k]
Gravel
former SH 132
40°12′06″N 107°09′31″W / 40.2016473°N 107.1586644°W / 40.2016473; -107.1586644 (Dunckley Pass )
Willow Creek Pass [ h]
9,621 feet 2,932 m[ k]
6.3%
Asphalt
40°21′01″N 106°05′21″W / 40.35021°N 106.08927°W / 40.35021; -106.08927 (Willow Creek Pass )
Old Rabbit Ears Pass [ h]
9,573 feet 2,918 m
Asphalt
former US 40
40°23′59″N 106°37′03″W / 40.39971°N 106.61749°W / 40.39971; -106.61749 (Old Rabbit Ears Pass )
Gore Pass
9,527 feet 2,904 m
6.3%
Asphalt
40°04′33″N 106°33′39″W / 40.0758190°N 106.5608697°W / 40.0758190; -106.5608697 (Gore Pass )
Wilkerson Pass
9,507 feet 2,898 m
5.8%
Asphalt
39°02′17″N 105°31′32″W / 39.0380473°N 105.5255561°W / 39.0380473; -105.5255561 (Wilkerson Pass )
Currant Creek Pass
9,482 feet 2,890 m
Asphalt
38°50′13″N 105°38′10″W / 38.8369378°N 105.6361114°W / 38.8369378; -105.6361114 (Currant Creek Pass )
Rabbit Ears Pass [ h]
9,426 feet 2,873 m
6.8%
Asphalt
40°23′05″N 106°36′42″W / 40.38470°N 106.61171°W / 40.38470; -106.61171 (Rabbit Ears Pass )
North La Veta Pass
9,413 feet 2,869 m
6.0%
Asphalt
37°36′48″N 105°11′27″W / 37.6133412°N 105.1908351°W / 37.6133412; -105.1908351 (North La Veta Pass )
Bigelow Divide
9,403 feet 2,866 m
Asphalt
38°05′55″N 105°07′40″W / 38.0986154°N 105.1277701°W / 38.0986154; -105.1277701 (Bigelow Divide )
Pass Creek Pass
9,400 feet 2,865 m
Gravel
former SH 305
37°37′14″N 105°13′46″W / 37.6205628°N 105.2294475°W / 37.6205628; -105.2294475 (Pass Creek Pass )
La Veta Pass
9,380 feet 2,859 m[ k]
Gravel
former US 160
37°35′35″N 105°12′12″W / 37.59306°N 105.20334°W / 37.59306; -105.20334 (La Veta Pass )
Trout Creek Pass
9,346 feet 2,849 m
5.2%
Asphalt
38°54′36″N 105°58′30″W / 38.9099949°N 105.9750131°W / 38.9099949; -105.9750131 (Trout Creek Pass )
Battle Mountain Summit
9,267 feet 2,825 m
Asphalt
39°31′23″N 106°23′23″W / 39.52302°N 106.38966°W / 39.52302; -106.38966 (Battle Mountain Summit )
Ute Pass
9,165 feet 2,793 m
5.6%
Asphalt
38°56′30″N 105°09′27″W / 38.9416578°N 105.1574868°W / 38.9416578; -105.1574868 (Ute Pass )
Wind River Pass
9,130 feet 2,783 m[ k]
Asphalt
40°17′45″N 105°32′38″W / 40.2958176°N 105.5438888°W / 40.2958176; -105.5438888 (Wind River Pass )
Black Mesa Summit
9,121 feet 2,780 m
Asphalt
38°28′33″N 107°32′52″W / 38.47575°N 107.54780°W / 38.47575; -107.54780 (Black Mesa Summit )
Hardscrabble Pass
9,085 feet 2,769 m
Asphalt
38°09′32″N 105°17′58″W / 38.15897°N 105.29943°W / 38.15897; -105.29943 (Hardscrabble Pass )
Poncha Pass
9,010 feet 2,746 m
2.9%
Asphalt
38°25′20″N 106°05′13″W / 38.4222204°N 106.0869615°W / 38.4222204; -106.0869615 (Poncha Pass )
Dallas Divide
8,970 feet 2,734 m
6.4% EB 5.0% WB
Asphalt
38°05′40″N 107°53′18″W / 38.0944357°N 107.8883971°W / 38.0944357; -107.8883971 (Dallas Divide )
McClure Pass
8,755 feet 2,669 m
8.0%
Asphalt
39°07′44″N 107°17′02″W / 39.1288754°N 107.2839398°W / 39.1288754; -107.2839398 (McClure Pass )
Muddy Pass [ h]
8,710 feet 2,655 m[ k]
5.6%
Asphalt
40°22′45″N 106°34′44″W / 40.37904°N 106.57901°W / 40.37904; -106.57901 (Muddy Pass )
Blue Mesa Summit
8,704 feet 2,653 m
Asphalt
38°23′10″N 107°25′58″W / 38.38604°N 107.43284°W / 38.38604; -107.43284 (Blue Mesa Summit )
Wondervu Hill
8,660 feet 2,640 m
Asphalt
39°55′28″N 105°23′48″W / 39.92435°N 105.39677°W / 39.92435; -105.39677 (Wondervu Hill )
Promontory Divide
8,579 feet 2,615 m[ k]
Asphalt
37°56′16″N 105°19′37″W / 37.93785°N 105.327015°W / 37.93785; -105.327015 (Promontory Divide )
Baxter Pass
8,400 feet 2,560 m[ k]
Gravel
39°34′55″N 108°57′09″W / 39.5819192°N 108.9526058°W / 39.5819192; -108.9526058 (Baxter Pass )
Gunsight Pass
8,332 feet 2,540 m[ k]
Gravel
former SH 289
40°12′33″N 106°19′54″W / 40.2091512°N 106.3316971°W / 40.2091512; -106.3316971 (Gunsight Pass )
Douglas Pass
8,268 feet 2,520 m
7.0%
Asphalt
39°35′51″N 108°48′11″W / 39.5974761°N 108.8031572°W / 39.5974761; -108.8031572 (Douglas Pass )
Cerro Summit
7,958 feet 2,426 m
Asphalt
38°26′38″N 107°38′29″W / 38.44400°N 107.64144°W / 38.44400; -107.64144 (Cerro Summit )
Raton Pass [ o]
7,834 feet 2,388 m[ o]
Asphalt
36°59′26″N 104°28′54″W / 36.99064°N 104.48180°W / 36.99064; -104.48180 (Raton Pass )
Floyd Hill
7,820 feet 2,384 m
Asphalt
39°43′22″N 105°24′49″W / 39.72269°N 105.41372°W / 39.72269; -105.41372 (Floyd Hill )
Yellowjacket Pass
7,783 feet 2,372 m
Asphalt
37°15′45″N 107°26′55″W / 37.2625034°N 107.4486630°W / 37.2625034; -107.4486630 (Yellowjacket Pass )
Golden Gate Pass
7,754 feet 2,363 m[ k]
Asphalt
39°48′57″N 105°23′49″W / 39.81579°N 105.39697°W / 39.81579; -105.39697 (Golden Gate Pass )
Yellow Jacket Pass
7,420 feet 2,262 m[ k]
Asphalt
Routt CR 14
40°18′11″N 106°52′13″W / 40.3030364°N 106.8703255°W / 40.3030364; -106.8703255 (Yellow Jacket Pass )
Monument Hill
7,352 feet 2,241 m
Asphalt
39°07′26″N 104°51′51″W / 39.12398°N 104.86428°W / 39.12398; -104.86428 (Monument Hill )
Palmer Saddle
7,230 feet 2,204 m
Asphalt
39°07′22″N 104°54′46″W / 39.12289°N 104.91290°W / 39.12289; -104.91290 (Palmer Saddle )
Unaweep Divide
7,048 feet 2,148 m
Asphalt
38°47′26″N 108°39′18″W / 38.7905393°N 108.6550963°W / 38.7905393; -108.6550963 (Unaweep Divide )
Gypsum Gap
6,100 feet 1,859 m
Asphalt
38°01′20″N 108°42′33″W / 38.0222144°N 108.7092640°W / 38.0222144; -108.7092640 (Gypsum Gap )