Approach Height	avg grade	Pass/Summit	Approach from	drop	distance	max elevation	apr. type
6999<-6500ft
6840	2.6	Trail Ridge Road Passes	East: Loveland	~300	49miles	12180	L->S
6858	1.7	Loveland Pass	East: Denver - Confluence Park	~800ft	75miles	11998	L->S
6499<-6000ft
6059	3.6	Grand Mesa summit(u)	North: Plateau Creek exit I70	-	31+1/2miles	10839	L->S
6318	2.6	Loveland Pass	East: Golden	~800	53miles	11998	W->S
6175	1.7	Berthoud Pass	East: from Denver, Confluence Park	~800ft	70miles	11315	L->S
5999<-5500ft
5839	3.7	Grand Mesa summit(u)	West: Delta	-	30miles	10839	L->S
5800	3.1/3.3	Juniper Pass	East: Wheat Ridge, jct: Clear Creek bikepath - Kipling Ave	~200ft	35+1/2miles	11160	L->S
5635	2.2	Berthoud Pass	East: from Golden	~800ft	49miles	11315	W->S
5602	1.5	Monarch Pass	East: Parkdale	-	72+1/2miles	11312	W->S
5942	1.4	Monarch Pass	East: Canyon City	~600ft	78+1/2miles	11312	L->S
5499<-5000ft
5199	5.0	Grand Mesa summit(u)	North: Mesa	-	19+1/2miles	10839	W->S
5209	4.2	Independence Pass	West: Snowmass turnoff	-	23+1/2miles	12095	W->S
5369	3.4/3.7	Juniper Pass	East: Lakewood, jct W Colfax Ave - I70	~200ft	29+1/2miles	11160	W->S
5489	2.7	Independence Pass	West: Basalt	-	38miles	12095	L->S
5046ft	1.6	Cameron Pass	East: Ted's Place	~400	59+1/2miles	10276	L->S
4999<-4500ft
4619	4.6	Grand Mesa summit(u)	West: Cedaredge	-	19miles	10839	W->S
4631	4.0	Trail Ridge Road Passes	East: Estes Park	~100	21+1/2miles	12180	W->S
4738	2.7	Loveland Pass	East: jct: I70-US6	-	44miles	11998	W->S
4666	1.8	Cameron Pass	East: Poudre Park	~400	50miles	10276	W->S
4499<-4000ft
4193	4.0	Independence Pass	West: Aspen	-	20miles	12095	W->S
4180	4.0	Cottonwood Pass	East: Buena Vista	-	20miles	12126	L->S
4242	3.5	Monarch Pass	East: Salida	-	23miles	11312	W->S
4100	3.4	Red Mountain Pass	North: Ridgway	-	23miles	11100	L->S
4448	3.0	Loveland Pass	East: Idaho Springs	-	41miles	11998	W->S
4055	2.6	Berthoud Pass	East: jct US6-I70	-	29miles	11315	W->S
4140	2.3	Coal Bank Summit	South: Durango	~600ft	34+1/2miles	10640	L->S
439	2.0	Molas Pass	South: Durango	~1400ft	42+1/2miles	10899	L->S
4416	1.8	Cameron Pass	East: Mishiwaka	~400	46miles	10276	W->S
3999<-3500ft
3599	4.1	Juniper Pass	West: Idaho Springs	-	16+1/2miles	11160	W->S
3782	4.0	Monarch Pass	East: Poncha Springs	-	18miles	11312	W->S
3960	3.5/3.7	Juniper Pass	jct US6 - Floyd Hill	~100ft	21+1/2miles	11160	L->S
3780	3.1	Wind River Pass	North-East: Lyons via Co36	~700ft	23miles	9130	L->S
3770	3.0	Wolf Creek Pass	South: Pagosa Springs	-	23+1/2miles	10850	W->S
3990	3.0/4.5	Peak to Peak Highway summit(u): m15.3	East: Wheat Ridge via Clear Creek bike path and Golden Gate Canyon	~900ft	25+1/2 miles	9350	L->S
3780	2.9	Wind River Pass	South-East: Lyons via South Saint Vrain Canyon	~400ft	24+1/2miles	9130	L->S
3801	2.7	Black Mesa summit(u)	North: Hotchkiss	~300ft	26+1/2miles	9121	L->S
3742	2.1	Douglas Pass	South: Loma	~400	34miles	8259	W->S
3956	1.8	Currant Creek Pass	South: Canyon City	~900ft	41miles	9300	W->S
3891	1.5	Cucharas Pass	West: Trinidad	~500	49+1/2miles	9941	W->S
3499<-3000ft
3200	5.0	Red Mountain Pass	North: Ouray	-	13miles	11100	L->S
3360	4.1/4.6	Juniper Pass	East: Bergen Park	~200ft	15+1/2miles	11160	W->S
3420	4.0	Loveland Pass	East: Georgetown	-	16miles	11998	W->S
3045	3.7	Berthoud Pass	East: I70 exit to Berthoud Pass	-	15+1/2miles	11315	W->S
3420	3.5/5.3	Peak to Peak Highway summit(u): m15.3	East: via Golden Gate Canyon	~800ft	18+1/2miles	93050	W->S
3020	3.2	Rist Canyon summit(u)	West: Fort Collins: jct US287 - Co14 via Rist Canyon	-	18miles	8000	L->S
3120	3.0	Black Mountain Road summit(u)	North: Morrison via Bear Creek Canyon	-	19+1/2miles	8920	L->S
3120	3.0/3.5	Black Mountain Road summit(u)	South: Morrison via US285	~300ft	20miles	8920	L->S
3224	2.4/2.5	Ute Pass (CS)	east: Colorado Springs	~100	25+1/2	9184	L->S
3002	2.4/2.5	Independence Pass	East: Balltown	~100	24miles	12095	L->S
3066	1.8/2.8	Currant Creek Pass	South: Co9 turnoff	~700	31+1/2miles	9300	W->S
3087	1.7/2.1	Mc Lure Pass	South: Paonia	~300ft	33miles	8763	L->S
3391	1.6/2.5	Cucharas Pass	West: Segundo Valley	~800	40miles	9941	W->S
3025	1.5	Douglas Pass	North: Rangely	-	38miles	8259	L->S
3292	1.2	Lizard Head Pass	East: Dolores	-	50miles	10222	L->S
2999<-2500ft
2842	5.4	Monarch Pass	West: Sargents	-	10miles		L->S
2880	5.2	Rist Canyon summit(u)	West: Bellvue via Rist Canyon	-	10+1/2miles	8000	W->S
2748	5.0	Loveland Pass	West: Keystone	-	10+1/2miles	11998	W->S
2705	4.9	Berthoud Pass	East: Empire	-	13miles	11315	W->S
2701	4.9	Slumgullion Pass	West: Lake City	-	10+1/2miles	11361	L->S
2950	3.6	Coal Creek Canyon summit(u)	East: Arvada jct Co72 - Indiana Road	-	15+1/2miles	8680	L->S
2978	3.6	Loveland Pass	West: Dillon	-	15+1/2miles	11998	L->S
2755	3.2	Berthoud Pass	West: Fraser	-	16+1/2miles	11315	L->S
2857	3.1	Independence Pass	East: Twin Lakes	-	17+1/2miles	12095	W->S
2901	3.1	Cucharas Pass	North: La Veta	-	17+1/2miles	9941	L->S
2520	2.9	Genesee Park summit(u)	North: jct Clear Creek bike path - Kippling Ave, via Mount Vernon Canyon	-	16+1/2miles	8060	L->S
2650	2.7	Wolf Creek Pass	West: South Fork	-	18+1/2miles	10850	L->S
2809	2.5	Vail Pass	West: Dowd Jct	-	21+1/2miles	10554	L->S
2561	2.5/3.1	Black Mesa summit(u)	North: Crawford	~300ft	19+1/2miles	9121	W->S
2686	2.3	Rabbit Ears Pass	North: Steamboat Springs	~300	22+1/2miles	9426	L->S
2556	2.3/2.9	Cameron Pass	East: Kinnikinik	~300	21miles	10276	W->S
2694	2.3/3.8	Tennessee Pass	East: Dowds Junction via Battle Hill Summit	~800	22+1/2miles	10424	L->S
2922	2.2/3.2	Lizard Head Pass	West: jct: Co62 to Dallas Divide	~600ft	25+1/2miles	10222	L->S
2960	2.0/3.3	Rist Canyon summit(u)	East: jct US287 - West Horsetooth Road via Masonville	~900ft	28+1/2	8000	L->S
2800	1.9/2.4	Trail Ridge Road Passes	West: Grand Lake	~300	27+1/2miles	12180	L->S
2597	1.9	Mc Lure Pass	North: Carbondale	-	25+1/2miles	8763	L->S
2499<-2000ft
2440	4.2	Coal Creek Canyon summit(u)	East: jct Co72-Co93	-	11miles	8680	W->S
2004	4.0	Blue Mesa Summit	West: low point in Cimarron Canyon	-	9+1/2miles	8704	L->S
2430	3.7	Peak to Peak Highway summit(u): m15.3	West: jct US6-Co119	-	12+1/2miles	9350	L->S
2205	3.6	Berthoud Pass	West: Winter Park	-	11+1/2miles	11315	W->S
2386	3.3	Vail Pass	West: Vail	-	13+1/2miles	10554	W->S
2162	3.1	Cumbres Pass	East: Chama, New Mexico	-	13miles	10022	L->S
2150	2.8	Cerro Summit	West: Montrose	-	14+1/2miles	7950	L->S
2030	2.8	Dallas Divide	East: Dallas	-	13+1/2miles	8970	L->S
2059	2.7	Molas Pass	South: Purgatoire ski area	~900ft	14+1/2miles	10899	W->S
2347	2.5	Mc Lure Pass	South: Kebler Pass turnoff	~200ft	17+1/2	8763	W->S
2443	2.3	North La Veta Pass	West: Gardner via Pass Creek Pass	~300ft	20miles	9413	L->S
2383	2.3	North La Veta Pass	East: La Veta	~200	20+1/2miles	9413	L->S
2261	2.3	Kenosha Pass	East: Bailey	~100	19miles	10001	L->S
2167	2.3	Gore Pass	East: Kremmling	~100	17+1/2	9257	L->S
2368	2.2	Unaweep Divide	East: Whitewater	-	20miles	7048	L->S
2432	2.1	Fall River Pass	West: Grand Lake via Trail Ridge Road	-	22miles	11812	L->S
2458	2.0	Unaweep Divide	West: Gateway	~100ft	23+1/2miles	7048	L->S
2420	1.5	North Cochetopa Pass	East: Saguache	~200	31+1/2	10149	L->S
2319	1.4	North Cochetopa Pass	West: jct with US50	-	31miles	10149	L->S
2126	1.3	Cameron Pass	West: Walden	-	31miles	10276	L->S
2001	1.1	Spring Creek Pass	East: Creede	-	33miles	10901	L->S
1999->1500ft
1510	5.7	Co131 summit(u): State Bridge - Wolcott	North: Colorado River Bridge	-	5miles	1510	L->S
1609	5.1	Molas Pass	North: Silverton	-	6miles	10899	L->S
1800	4.9	Coal Bank Summit	South: Purgatoire Ski area	~100ft	7miles	10640	W->S
1530	4.1	Poncha Pass	North: Poncha Springs	-	7miles	9010	L->S
1600	4.0	Wind River Pass	North-East: Estes Park	-	7+1/2miles	9130	W->S
1880	4.0	Black Mountain Road summit	North: downtown Evergreen	-	9miles	8920	W->S
1824	3.8	Blue Mesa Summit	West: Cimarron	-	9miles	8704	W->S
1946	3.7	Hoosier Pass	North: Breckenridge	-	10miles	11541	L->S
1699	3.4	North Cochetopa Pass	eEast: jct with Cochetopa Pass	~100	9+1/2miles	10149	W->S
1930	3.3	Dallas Divide	East: Ridgeay	-	11miles	8970	L->S
1810	3.2	Red Mountain Pass	West: Silverton	-	10+1/2miles	11100	L->S
1967	2.9	Gore Pass	East: jct - US40-Co134	-	13miles	9527	W->S
1864	2.8	Tennessee Pass	East: south side of Battle Hill summit	~100ft	12+1/2miles	10424	L->S
1605	2.8	Hoosier Pass	South: Fairplay	~100	11miles	11541	L->S
1567	2.8	Mc Lure Pass	North: Redstone	-	10+1/2miles	8763	W->S
1863	2.5	Hesperus Pass	East: Durango	~300ft	14miles	8413	L->S
1670	2.5	Dallas Divide	West: jct: Co145-Co62	-	12+1/2miles	8970	W->S
1900	2.4	Raton Pass	North: Trinidad	-	15miles	7888	L->S
1594	2.3	Fremont Pass	South: Copper Mountain	~200	13miles	11320	L->S
1850	2.3	Dallas Divide	West: Specie Canyon turnoff	-	15+1/2miles	8970	L->S
1552	2.3	Lizard Head Pass	West: jct with rd to Telluride	~600ft	13miles	10222	W->S
1532	1.7	Vail Pass	East: Dillon Reservoir	-	17+1/2miles	10553	L->S
1781	1.6	Willow Creek Pass	South: jct US40	~300	21miles	9621	L->S
1856	1.4	Rabbit Ears Pass	East: jct: Co134-Muddy Pass	~200	24+1/2miles	9426	L->S
1936	1.3	La Manga Pass	East: Antonito	-	29miles	10230	L->S
1521	1.3	Black Mesa summit(u)	South: Gunnison River bridge, Sapinero Reservoir	~500ft	22miles	9121	L->S
1499ft<-1000ft
1228	5.8	Loveland Pass	East: LP I70exit	-	4miles	11998	W->S
1099	5.2	Molas Pass	South: low point to Coal Bank Pass	-	4miles	10899	W->S
1250	4.7	Cerro Summit	East: low point in Cimarron Canyon	-	6miles	7950	L->S
1070	4.0	Cerro Summit	East: Cimarron	-	5miles	7950	W->S
1421	3.6	Kenosha Pass	East: Grant	-	7+1/2miles	10001	W->S
1208	3.5	Raton Pass	South: Raton,NM	-	6+1/2miles	7888	L->S
1426	3.4	Battle Hill Summit	North: Dowd Junction	-	8miles	9267ft	L->S
1250	3.2	Yellowjacket Pass	East: Piedra	-	7+1/2miles	7780	L->S
1170	3.0	CR100 summit(u): Catherine Store rd	North: jct Co82 - Cattle Creek rd	-	7+1/2miles		L->S
1366	2.7	Cameron Pass	West: Gould	-	9+1/2miles	10276	W->S
1300	2.7/3.6	Co131 summit(u): State Bridge - Wolcott	South: Wolcott	~200ft	9 miles	8250	L->S
1479	2.2	Vail Pass	East: Frisco	-	12+1/2miles	10554	W->S
1460	2.1	Trout Creek Pass	West: Johnson Village	-	13miles	9346	L->S
1402	2.1	Lizard Head Pass	East: Rico	-	12+1/2miles	10222	W->S
1339	2.0	North Cochetopa Pass	West: jct with Cochetopa Pass	-	12+1/2miles	10149	W->S
1182	1.9	Fremont Pass	North: Leadville	~300	12miles	11320	L->S
1264	1.8	Ute Pass (CS)	West: South Platte bridge west of Lake George	-	13+1/2miles	9184	L->S
1124	1.8	Blue Mesa Summit	East: Sapinero	~200ft	12miles	8704	W->S
1267	1.7	Gore Pass	West: jct: Co131,Co134	~500	14miles	9527	L->S
1140	1.7	Gypsum Pass	West: Slick Rock Bridge	~300ft	12+1/2miles	6610	L->S
1174	1.4	Blue Mesa Summit	East: Blue Mesa Reservoir	~200ft	15+1/2miles	8704	L->S
1467	1.3	North La Veta Pass	West: Fort Garland	~200	21miles	9413	L->S
1028	1.3	Poncha Pass	South: Villa Grove	-	14+1/2miles	9010	L->S
1140	1.0	Muddy Pass	South: jct: Co134	~200	21miles	8710	L->S
999ft<-500ft
705	6.7	Battle Hill Summit	South: Redcliff	-	2miles	9267	L->S
840	4.5	Coal Bank Summit	North: low point from Molas Pass	-	3+1/2miles	10640	L->S
920	4.3	CR100 summit(u): Catherine Store rd	South:  jct: Catherine Store rd - Co82	-	4miles	7200	L->S
716	3.9	Rabbit Ears Pass	South: top of Muddy Pass	-	3+1/2miles	9426	W->S
700	3.7	Coal Creek Canyon summit(u)	West: Pinecliffe	-	3+1/2miles	8680	W->S
921	3.5	Slumgullion Pass	East: low point to Spring Creek Pass	-	5miles	11361	L->S
70	3.3	Watson Divide	East-South: Co82 turnoff to Snowmass resort	-	4miles	7582	L->S
846	2.7	Vail Pass	East: Copper Mountain	-	6miles	10554	W->S
702	2.7	Watson Divide	West: Co82 turnoff to Snowmass Resort	-	5miles	7582	L->S
853	2.5	Hesperus Pass	West: jct with Cherry Creek rd.	-	6+1/2miles	8413	L->S
670	2.0	Gypsum Pass	West: jct with rd up Disappointment Valley	-	6+1/miles	6610	W->S
501	2.1	Kenosha Pass	West: Jefferson	-	4+1/2miles	10001	L->S
971	1.8	Willow Creek Pass	West: Rand	-	10miles	9621	L->S
710	1.8/2.9	Wind River Pass	South-East: Allen's Park	~200ft	7+1/2miles	9130	W->S
890	1.4	Yellowjacket Pass	West: Bayfield	-	12miles	7780	L->S
630	1.4/2.2	De Beque cutoff summit(u)	North: de Beque	~150ft	8+1/2miles	5570	L->S
790	1.3	De Beque cutoff summit(u)	South: jct Co65 - I70	-	11+1/2miles	5570	L->S
764	1.1	Aztec Divide	South: Chimney Rock(Az}	-	13miles	6014	L->S
980	1.0	Gypsum Pass	West: jct with Co145	~100ft	18miles	6610	L->S
580	.5	Muddy Pass	North: Hebron	~200	22miles	8710	L->S
500<-
214	1.6	Aztec Divide	North: US160 - G road	-	2+1/2	6014	L->S
353	1.3	Trout Creek Pass	East: low point between Fairplay and pass	-	5miles	9346	L->S
474	1.0	Tennesee Pass	West: low point north of Leadville	-	8+1/2miles	10424	W->S
435	.5	Currant Creek Pass	North: Hartsel	~200	16miles	9300	L->S
234	.5	Tennessee Pass	West: Leadville	~300	9+1/2miles	10424	L->S