Lost Highway Area
Lost Highway Area in Colorado has 11 climbing routes across 9 grades.
- 11 routes
- 5.8- – 5.12a/b
- Sport · Trad
Is Lost Highway Area open right now?
Alert in the area
The Forest Service lists 3 alerts for Arapaho and Roosevelt National Forests.
Fire Restrictions
Agency alert covering Arapaho and Roosevelt National Forests · USFS · Arapaho and Roosevelt National Forests
Caribou Road Closure Order
Agency alert covering Boulder Ranger District · Order 02-10-01-26-04 · USFS · Boulder Ranger District
Raptor Nesting Area Closure - Boulder Ranger District
Agency alert covering Boulder Ranger District · Order 02-10-01-26-06 · USFS · Boulder Ranger District
As of · Source: USFS · Arapaho and Roosevelt National Forests. Agencies don't list every closure — check before you go.
Best time to visit Lost Highway Area
Best months: May–September. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.
Jan
39° / 17°
5 wet
Feb
40° / 17°
5 wet
Mar
47° / 22°
6 wet
Apr
52° / 27°
8 wet
May
61° / 35°
10 wet
Jun
73° / 44°
9 wet
Jul
79° / 50°
10 wet
Aug
77° / 48°
11 wet
Sep
70° / 41°
8 wet
Oct
57° / 31°
6 wet
Nov
47° / 24°
5 wet
Dec
40° / 17°
5 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Gross Rsvr, CO, 5.5 mi away at 7,970 ft. The station sits about 500 ft higher than this place, so expect it a little warmer here. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
Lost Highway Area is a climbing area in Colorado on county land within Platt/Rogers Memorial Park, inside the Boulder Ranger District of the Arapaho and Roosevelt National Forests. It sits about 0.1 mile from the Main Wall and Trout Rock climbing areas, which makes it a natural base for a day of bouldering or sport climbing in this corner of the Boulder region. Summer is the most comfortable time to visit. Typical averages from a nearby weather station show July highs around 79°F with lows near 50°F, while winter highs stay in the low 40s. The Hawkins Surguine Spur Trail starts about 0.8 mile away, and the Hawkins Surguine Spur mountain biking route is about a mile off. For an overnight stay, Winiger Ridge campground is about 4 miles away, and Gordon Gulch campground is about 4.6 miles away.
Routes (11)
Keep exploring — more climbs worth the drive
Photo: Jim Halligan, CC BY 2.0 (via Flickr)West Gully
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Photo: Jim Halligan, CC BY 2.0 (via Flickr)Solaris
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Main Wall
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Lost Rock
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Lost Rock in Colorado has 23 climbing routes with 13 distinct difficulty grades.
Armin's Crag
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Huck's Fins aka Sun Dial Crag (submitted as Fin Land)
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Vampire Rock
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Upper Animal World
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The Zoo
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Easter Rock
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