Summit County Mountain Bike Trail Conditions
Summit County packs Breckenridge, Frisco, and Keystone into one high-country playground. The Colorado Trail, Peaks Trail, and Frisco Peninsula deliver fast forested singletrack between 9,000 and 12,000 feet, which means a short, intense summer season. Snow lingers here long after the town trails elsewhere have dried out.
345 featured mountain bike trailselevation 8,661–14,249 ft
Is it muddy in Summit County right now?
Right now about 337 of 337 featured Summit County trails are riding well. Conditions change daily with rain and snowmelt, so the list below shows the live read for each trail, and the chart shows which day ahead is your best bet.
🚲 Riding gravel? See gravel & dirt road conditions near Summit County →
Summit County conditions at a glancesnapshot · Jun 30
Live conditions map
© OpenStreetMap
Open the live map → Riding right now
337 of 337 trails riding well
4 30 299 4
Air quality
AQI 63 · Moderate
Wildfire smoke (PM2.5). EPA AirNow (observed) + CAMS forecast. Informational.
Next 10 days
Trails riding well each day · blue dot = rain
333 Today 333 Tue 333 Wed 333 Thu 333 Fri 333 Sat 333 Sun 333 Mon 333 Tue 333 Wed Most trails are riding well and should hold through the week.
Temperature this week
Lower trails 8,488–10,919 ft
31° typical 41°–69°F 80°
High country 11,093–13,494 ft
26° typical 34°–62°F 71°
20° 40° 60° 80°
Trail soil & drainage
57% 42% 1%
Mostly mixed, which varies from trail to trail.
See the live map & forecast Every featured trail · best bets today · 10-day outlook →
Best time of year to ride Summit County
Typical riding conditions by month, blending heat and trail conditions from 10 years of local climate data — so you can plan a trip for the right window.
The best time to ride Summit County is June through September , when daytime highs sit in the 64–71°F range and the dirt is typically dry. The high country is usually snowbound January through May and October through December. Planning a trip? Those are your safest bets — and for this week, the live forecast below shows exactly which days are riding well (right now 337 of 337 featured trails are good to go).
January: Snowbound, typical high 27°F (ride score 26/100) J 27° February: Snowbound, typical high 29°F (ride score 26/100) F 29° March: Snowbound, typical high 36°F (ride score 26/100) M 36° April: Snowbound, typical high 42°F (ride score 26/100) A 42° May: Snowbound, typical high 51°F (ride score 26/100) M 51° June: Prime, typical high 64°F (ride score 100/100) J 64° July: Prime, typical high 71°F (ride score 93/100) J 71° August: Prime, typical high 70°F (ride score 95/100) A 70° September: Prime, typical high 65°F (ride score 100/100) S 65° October: Snowbound, typical high 50°F (ride score 26/100) O 50° November: Snowbound, typical high 37°F (ride score 26/100) N 37° December: Snowbound, typical high 28°F (ride score 26/100) D 28°
Bar height = our ride-friendliness score for a typical year; colour = the main limiting factor; the number under each month is the average daytime high. Based on 2014–2023 climate normals (ERA5); this year's live conditions are below.
Best Summit County mountain bike trails to ride right now
Every featured singletrack trail, sorted by today's real conditions, best first. Refreshed every morning. Riding gravel instead? See gravel and dirt road conditions near Summit County.
Connector Trail · 0.3 mi · 10,282–10,325 ft Hero dirt South Fork Trail · 24.3 mi · 8,993–12,277 ft Hero dirt 2 Bucks · 0.4 mi · 10,745–11,047 ft Tacky / good Blue Oso · 0.2 mi · 10,423–10,558 ft Tacky / good Colorado Trail (Segment 6) · 31.4 mi · 9,190–11,877 ft Tacky / good Divide Trail · 1.5 mi · 11,316–12,211 ft Tacky / good East Fork · 0.2 mi · 9,882–10,026 ft Tacky / good Elk Alley · 3.2 mi · 10,125–11,198 ft Tacky / good Fredonia to Pennsylvania Trail · 1.6 mi · 10,479–11,070 ft Tacky / good Gopher It · 3.9 mi · 9,820–11,217 ft Tacky / good Lower Fawn-Tastic · 0.5 mi · 10,072–10,220 ft Tacky / good McCullough Gulch Trail · 2.2 mi · 11,411–12,566 ft Tacky / good Mohawk Lakes Trail · 2.4 mi · 11,099–12,461 ft Tacky / good Red Tail · 3.6 mi · 9,767–11,086 ft Tacky / good Upper Fawn-Tastic · 0.9 mi · 10,358–10,689 ft Tacky / good Guller Creek Trail · 10.2 mi · 9,990–12,254 ft Tacky / good Herman Gulch Trail · 3.2 mi · 10,299–12,001 ft Hero dirt Ptarmigan Pass Trail · 8.7 mi · 9,085–12,037 ft Tacky / good West Ridge Trail · 1.4 mi · 11,965–12,461 ft Hero dirt Aspen Alley Trail · 1.4 mi · 9,843–10,354 ft Tacky / good Soda Creek Trail · 3.7 mi · 9,140–9,485 ft Tacky / good Grays Peak Trail · 1.1 mi · 12,359–14,249 ft Tacky / good Grays/Torreys Connector Trail · 0.9 mi · 13,268–14,245 ft Tacky / good Upper lakes to Grays · 0.7 mi · 12,359–12,861 ft Tacky / good Aqueduct Trail · 2.3 mi · 9,298–9,560 ft Tacky / good Two Stump · 0.6 mi · 9,298–9,629 ft Tacky / good Darling Creek Trail · 4.9 mi · 8,957–11,562 ft Tacky / good Stanley CDT Spur Trail · 1.4 mi · 10,453–11,276 ft Tacky / good Hassell Lake · 0.8 mi · 10,709–11,362 ft Tacky / good Horseshoe Basin Road · 1 mi · 11,995–12,247 ft Tacky / good Morgan Gulch Trail · 2.1 mi · 11,873–12,320 ft Tacky / good Bard Creek Trail · 9.7 mi · 10,151–12,037 ft Tacky / good Butler Gulch Trail · 3.6 mi · 10,528–12,192 ft Tacky / good Mount Nystrom Trail · 9.4 mi · 11,276–12,644 ft Tacky / good Sluice Box Bridge Dry Upper-Lower Salt Lick Bridge Dry Warrior’s Mark · 0.4 mi · 9,639–9,711 ft Dry Williams Fork Boardwalk · 0.3 mi Dry Acorn Creek Loop Trail · 3.9 mi · 8,661–9,521 ft Dusty / loose Aftermath Trail · 0.6 mi · 9,042–9,341 ft Dusty / loose Aspen Meadow Trail · 0.7 mi · 9,642–9,816 ft Dusty / loose B-Line Trail · 0.4 mi · 9,852–10,033 ft Dusty / loose B&B Mine Trail · 1 mi · 9,954–10,131 ft Dusty / loose Baby Doe · 0.1 mi Dusty / loose Back Door Trail · 1.2 mi · 10,266–10,768 ft Dusty / loose Baker's Tank Trail · 2.6 mi · 10,351–11,047 ft Dusty / loose Balfonz Blitz · 0.5 mi · 9,150–9,252 ft Dusty / loose Barney Flow Trail · 0.3 mi · 9,862–10,036 ft Dusty / loose Barney Ford Bypass Trail · 0.4 mi · 10,039–10,118 ft Dusty / loose Barney Ford Trail · 1.7 mi · 9,639–10,194 ft Dusty / loose BB Trail · 0.7 mi · 10,410–10,640 ft Dusty / loose Beans for Breakfast · 0.1 mi · 10,095–10,207 ft Dusty / loose Beavers Loop Trail · 3.3 mi · 11,562–12,434 ft Dusty / loose Betty's Trail · 0.9 mi · 9,629–9,800 ft Dusty / loose Bill's Ranch Trail · 0.3 mi · 9,111–9,314 ft Dusty / loose Blair Witch Trail · 1.4 mi · 9,633–9,754 ft Dusty / loose Blue River (South) · 0.9 mi · 10,171–10,328 ft Dusty / loose Blue River Trail · 3 mi · 9,843–10,217 ft Dusty / loose Blue Sky · 0.1 mi · 9,724–9,760 ft Dusty / loose Bluegrass · 0.5 mi · 9,649–9,843 ft Dusty / loose Bohdi Trail · 0.5 mi · 9,180–9,236 ft Dusty / loose Bookcase Trail · 2.2 mi · 9,751–10,463 ft Dusty / loose Boy Scouts · 0.6 mi · 9,865–10,062 ft Dusty / loose Breakaway · 0.2 mi · 10,751–10,804 ft Dusty / loose Brown Gulch Trail · 0.3 mi · 9,596–9,777 ft Dusty / loose Buffalo Cabin Trail · 0.8 mi · 9,767–10,013 ft Dusty / loose Burro Trail · 3.9 mi · 9,708–10,627 ft Dusty / loose Butcher's Hook · 0.2 mi · 9,843–9,928 ft Dusty / loose Buzz Saw · 1.1 mi · 9,124–9,232 ft Dusty / loose Buzz Saw East Trail · 0.1 mi · 9,196–9,229 ft Dusty / loose Buzzsaw · 0.9 mi · 9,222–9,331 ft Dusty / loose Buzztail · 1.1 mi · 9,206–9,327 ft Dusty / loose Celtic Way · 0.6 mi · 9,843–10,033 ft Dusty / loose Chantilly Trail · 1.2 mi · 9,993–10,236 ft Dusty / loose Chauncey's Trail · 0.3 mi · 9,324–9,383 ft Dusty / loose Claimjumper Trail · 0.7 mi · 9,528–9,701 ft Dusty / loose Climbing Trail · 0.6 mi · 11,562–11,831 ft Dusty / loose Colorado Trail · 0.2 mi Dusty / loose Colorado Trail (Segment 8) · 1.5 mi · 9,751–10,003 ft Dusty / loose Columbine · 0.1 mi · 10,925–10,974 ft Dusty / loose Connector · 0.3 mi · 9,268–10,728 ft Dusty / loose Cool Whip · 0.2 mi · 9,724–9,813 ft Dusty / loose County Road 569 · 0.7 mi · 10,600–11,539 ft Dusty / loose Cowboy Up · 0.4 mi · 11,293–11,611 ft Dusty / loose Creek Trail · 0.6 mi · 9,249–9,403 ft Dusty / loose Crosscut Trail · 0.6 mi · 9,190–9,377 ft Dusty / loose Crossover · 0.4 mi · 9,226–9,298 ft Dusty / loose Deathhair · 1.6 mi · 10,098–10,400 ft Dusty / loose Dickey Trail Connector · 0.1 mi Dusty / loose Dillon Valley Trails · 0.1 mi Dusty / loose Discovery Ridge Trail · 0.9 mi · 9,350–9,557 ft Dusty / loose Dry Gulch Trail · 1.6 mi · 9,646–10,554 ft Dusty / loose Dwights · 2.4 mi · 10,118–11,263 ft Dusty / loose Easy Street · 0.4 mi · 9,367–9,528 ft Dusty / loose Edge · 0.3 mi · 10,860–10,906 ft Dusty / loose Eureka Patch · 1.6 mi · 9,078–9,341 ft Dusty / loose Even Flow · 0.4 mi · 9,672–10,030 ft Dusty / loose Excelsior to Treasure Vault · 0.5 mi · 9,196–9,255 ft Dusty / loose Excelsior Trail · 1.3 mi · 9,209–9,452 ft Dusty / loose Eye of the Tiger · 1.4 mi · 10,246–11,093 ft Dusty / loose Faith Trail · 1.3 mi · 9,534–9,885 ft Dusty / loose Fall Classic Trail · 0.5 mi · 10,141–10,180 ft Dusty / loose Fallen Soldier · 0.8 mi · 9,088–9,295 ft Dusty / loose French Gulch Trail · 5.3 mi · 10,525–12,051 ft Dusty / loose Frosty's Challenge · 0.7 mi · 10,577–10,991 ft Dusty / loose Fuller Trail · 1.7 mi · 10,184–10,850 ft Dusty / loose Furlough · 0.6 mi · 9,304–9,639 ft Dusty / loose Galena Ditch · 2.5 mi · 9,731–9,783 ft Dusty / loose Galena Ditch Trail · 1.2 mi · 9,767–9,849 ft Dusty / loose Game Trail · 3.1 mi · 9,984–11,053 ft Dusty / loose Gifford Pinchot Trail · 3.5 mi · 9,426–10,174 ft Dusty / loose Girl Scout · 0.1 mi · 11,601–11,644 ft Dusty / loose Girl Scouts · 1.7 mi · 11,089–11,601 ft Dusty / loose Glacier Connector · 0.3 mi · 9,134–9,318 ft Dusty / loose Gluteus Maximus · 0.7 mi · 9,987–10,213 ft Dusty / loose Gold Digger · 0.3 mi Dusty / loose Gold Dust Trail · 4.1 mi · 10,338–11,430 ft Dusty / loose Gold Hill · 0.5 mi · 9,951–10,171 ft Dusty / loose Gold HIll Trail · 3.2 mi · 9,199–10,295 ft Dusty / loose Golden Rule Trail · 0.9 mi · 10,597–10,840 ft Dusty / loose Governor King Trail · 1.6 mi · 10,561–11,047 ft Dusty / loose Granny's Trail · 0.4 mi Dusty / loose Groovey Uvi Trail · 1.2 mi · 9,285–9,432 ft Dusty / loose Groovy Uvi · 1.4 mi · 9,127–9,413 ft Dusty / loose Half Pipe Trail · 0.2 mi · 10,715–10,774 ft Dusty / loose Halfway Stop Trail · 0.2 mi · 9,121–9,157 ft Dusty / loose Hang Ten · 0.4 mi · 9,754–9,911 ft Dusty / loose Hard Luck Trail · 0.5 mi · 9,823–10,135 ft Dusty / loose Hattie's Trail · 0.4 mi · 9,111–9,318 ft Dusty / loose Hay Trail · 1.1 mi · 9,252–9,656 ft Dusty / loose Helter Skelter · 0.4 mi · 9,528–9,833 ft Dusty / loose Henry Recen Trail · 0.5 mi · 9,265–9,432 ft Dusty / loose Hermit Placer Trail · 0.8 mi · 9,711–9,856 ft Dusty / loose High Speed Dirt · 0.2 mi · 10,968–11,220 ft Dusty / loose Hippo Trail · 1.8 mi · 9,344–9,797 ft Dusty / loose Holy Diver · 0.2 mi · 11,102–11,299 ft Dusty / loose Holy Roller · 0.3 mi · 10,600–10,722 ft Dusty / loose Hoo Doo Voo Doo · 2.6 mi · 9,570–9,721 ft Dusty / loose Horseshoe Gulch Loop · 0.3 mi Dusty / loose Horseshoe Gulch Trail · 1.1 mi · 9,321–9,656 ft Dusty / loose Hyatt Ranch Connect Trail · 0.3 mi · 9,364–9,501 ft Dusty / loose Illinois Creek High Trail · 0.7 mi · 9,685–9,787 ft Dusty / loose Illinois Creek Low Trail · 0.2 mi · 9,685–9,718 ft Dusty / loose Illinois Creek Trail · 0.4 mi · 9,787–9,905 ft Dusty / loose Illinois Gulch Road · 0.4 mi · 11,024–11,345 ft Dusty / loose Incline Trail · 1.1 mi · 9,301–9,823 ft Dusty / loose Iowa Hill Trail · 0.7 mi · 9,449–9,619 ft Dusty / loose Iron Springs · 0.4 mi · 9,183–9,219 ft Dusty / loose Jacks Cruel Joke Trail · 0.3 mi · 9,718–9,843 ft Dusty / loose Jam Rock · 0.6 mi · 10,459–10,968 ft Dusty / loose Jefferson Lake Loop · 2.2 mi · 10,699–10,784 ft Dusty / loose Jody's Loop · 1.9 mi · 9,186–9,288 ft Dusty / loose Jones Pass Trail · 7.3 mi · 11,847–13,222 ft Dusty / loose Kearney Gulch Trail · 1.7 mi · 9,865–11,053 ft Dusty / loose Ken's Kavern Dusty / loose Keystone Stables · 0.4 mi · 9,629–9,695 ft Dusty / loose Knobby Trail · 0.2 mi · 10,085–10,144 ft Dusty / loose Lakeshore Perimeter Trail · 5 mi · 9,022–9,163 ft Dusty / loose Landfill Trail · 0.2 mi · 9,304–9,347 ft Dusty / loose Last Chance Trail · 0.2 mi · 10,046–10,144 ft Dusty / loose Lenawee Trail · 3.4 mi · 10,344–12,500 ft Dusty / loose Leopold Trail · 1.2 mi · 9,567–9,695 ft Dusty / loose Let it Ride · 2.9 mi · 10,043–10,932 ft Dusty / loose Little Corporal Trail · 0.4 mi · 10,010–10,180 ft Dusty / loose Little French Flume · 2.8 mi · 10,548–11,178 ft Dusty / loose Lower 4 O'Clock · 0.8 mi · 9,665–10,089 ft Dusty / loose Lower McCullough Gulch Road · 1.1 mi · 10,299–10,886 ft Dusty / loose Lower Tenderfoot Mountain Road · 0.7 mi · 9,626–10,322 ft Dusty / loose Lowest 4 O'Clock · 0.2 mi · 9,600–9,701 ft Dusty / loose Lucky · 1.3 mi · 10,387–10,981 ft Dusty / loose Main Street Trail · 0.2 mi · 9,642–9,682 ft Dusty / loose Mammoth Trail · 0.7 mi · 9,081–9,199 ft Dusty / loose Maryland Creek Trail · 3.5 mi · 8,878–10,318 ft Dusty / loose Masontown Trail · 0.9 mi · 9,265–9,573 ft Dusty / loose Meadow Trail · 0.8 mi · 9,163–9,364 ft Dusty / loose Middle Flume Trail · 2.1 mi · 9,570–9,820 ft Dusty / loose Mike's Trail · 0.6 mi · 9,531–9,797 ft Dusty / loose Milky Way · 0.3 mi · 11,352–11,601 ft Dusty / loose Mineral Hill Trail · 2.3 mi · 9,961–10,574 ft Dusty / loose Miners Creek Trail · 8.1 mi · 10,020–12,487 ft Dusty / loose Minnie Mine Trail · 0.4 mi · 9,987–10,236 ft Dusty / loose Mishler Trail · 0.7 mi · 9,042–9,193 ft Dusty / loose Missouri Gulch Trail · 0.5 mi · 10,561–10,879 ft Dusty / loose Moab Trail · 1.2 mi · 10,098–10,253 ft Dusty / loose Money · 0.7 mi · 10,072–10,436 ft Dusty / loose Monkey Butt · 2.5 mi · 10,194–10,866 ft Dusty / loose Morning Glory · 0.9 mi · 9,790–9,987 ft Dusty / loose Morning Thunder · 0.2 mi · 9,610–9,688 ft Dusty / loose Mosquito Coast · 0.7 mi · 10,551–10,935 ft Dusty / loose Motorhead · 0.4 mi · 11,079–11,293 ft Dusty / loose Mount Royal Trail · 1.7 mi · 9,124–10,492 ft Dusty / loose Mountain Pride · 1.3 mi · 11,024–11,112 ft Dusty / loose Nah-Oon-Kara Trail · 1.3 mi · 9,426–9,610 ft Dusty / loose Nightmare on Baldy · 2.4 mi · 10,689–11,460 ft Dusty / loose Old Dillon Reservoir Trail · 1.2 mi · 9,075–9,209 ft Dusty / loose old path · 0.2 mi · 10,965–11,070 ft Dusty / loose Old Tenderfoot Mountain Trail · 1.2 mi · 9,321–9,918 ft Dusty / loose Olympian's Link · 0.6 mi · 9,035–9,094 ft Dusty / loose One Step Over Cabin Trail · 2.9 mi · 10,295–10,774 ft Dusty / loose One Step Over Trail · 0.1 mi · 10,518–10,571 ft Dusty / loose Ophir Mountain Road · 7.1 mi · 9,354–10,174 ft Dusty / loose Ormes Trail · 0.6 mi · 9,675–9,856 ft Dusty / loose OTB · 0.2 mi · 9,718–9,839 ft Dusty / loose Outer Wide Open · 2.1 mi · 10,404–10,810 ft Dusty / loose Pah-Qwun Trail · 0.1 mi · 9,357–9,403 ft Dusty / loose Paid in Full · 1.9 mi · 10,030–11,102 ft Dusty / loose Peak 8 Road · 0.2 mi · 10,627–10,669 ft Dusty / loose Peak Connect · 0.3 mi Dusty / loose Peak One · 0.9 mi · 9,039–9,144 ft Dusty / loose Peaks Connect · 0.1 mi Dusty / loose Peaks Connection · 0.1 mi · 9,997–10,036 ft Dusty / loose Peaks Trail · 8 mi · 9,111–10,184 ft Dusty / loose Pelican Trail · 0.2 mi · 10,108–10,157 ft Dusty / loose Pence Miller · 0.8 mi · 9,665–9,767 ft Dusty / loose Pennsylvania Creek Trail · 0.9 mi · 11,404–11,772 ft Dusty / loose Perimeter · 0.2 mi Dusty / loose Perimeter Connector · 0.1 mi Dusty / loose Perimeter Shortcut Trail · 0.1 mi Dusty / loose Perimeter Trail · 0.1 mi · 9,078–9,124 ft Dusty / loose Phat · 0.5 mi · 9,078–9,144 ft Dusty / loose Phat Loop · 0.3 mi Dusty / loose Pile Driver · 0.7 mi · 10,289–10,413 ft Dusty / loose Pioneer Swinger Exit · 0.2 mi · 10,571–10,627 ft Dusty / loose Placer Trail · 0.6 mi · 9,186–9,295 ft Dusty / loose Power Hair · 3.2 mi · 9,820–10,344 ft Dusty / loose Powerline Trail · 1.3 mi · 9,872–10,299 ft Dusty / loose Pretty Slick · 0.6 mi · 9,045–9,272 ft Dusty / loose Prospect Trail · 1.1 mi · 9,747–10,308 ft Dusty / loose Prospector · 0.6 mi · 9,915–10,230 ft Dusty / loose Prospector Trail · 0.3 mi · 9,052–9,186 ft Dusty / loose Ptarmigan Loop Trail · 3.4 mi · 9,505–11,493 ft Dusty / loose Punk Rock · 0.1 mi · 10,614–10,653 ft Dusty / loose Queen of the West · 1.2 mi · 9,147–9,229 ft Dusty / loose Queen of the West Trail · 1.1 mi · 9,035–9,173 ft Dusty / loose Rainbow Lake · 0.7 mi · 9,088–9,232 ft Dusty / loose Rainbow Lake West · 0.2 mi · 9,134–9,193 ft Dusty / loose Red Pig Trail · 0.6 mi · 9,803–10,148 ft Dusty / loose Red Trail · 2.8 mi · 9,314–10,138 ft Dusty / loose Reiling Dredge · 0.2 mi · 10,085–10,131 ft Dusty / loose Riechl's Retreat · 0.4 mi · 9,072–9,219 ft Dusty / loose River Run Trail · 0.5 mi · 9,469–9,659 ft Dusty / loose Rock Creek Trail · 2.1 mi · 9,452–10,272 ft Dusty / loose Rodeo Trail · 0.1 mi Dusty / loose Roost · 1.7 mi · 10,640–11,053 ft Dusty / loose Rossiter Trail · 0.6 mi · 9,160–9,318 ft Dusty / loose Ryan Creek Trail · 0.9 mi · 9,298–9,610 ft Dusty / loose Ryan Gulch MTB/Hiking Trail · 0.2 mi · 9,600–9,639 ft Dusty / loose Sage Trail · 1.1 mi · 9,075–9,327 ft Dusty / loose Sanitarium · 0.4 mi · 9,649–10,043 ft Dusty / loose Sapphire Point Trail · 0.6 mi Dusty / loose …and 87 more. Search or explore the live map. Summit County mountain biking FAQ What are the best mountain bike trails to ride near Summit County right now? Today the trails riding best near Summit County are Connector Trail, South Fork Trail and 2 Bucks. The full list below is sorted by today's real conditions, best first, and refreshes every morning, so the top of the list is always your best bet right now. See live conditions →
When will the mountain bike trails in Summit County dry out? It depends on recent rain and each trail's soil. The 10-day outlook on this page shows how many Summit County trails are expected to be riding well each day, with rain markers, so you can pick the right day instead of guessing. See the 10-day outlook →
Is it too muddy to ride in Summit County after rain? Right now 0 of 337 featured Summit County trails are reading soft or too muddy to ride. Summit County is mostly mixed soil, which varies from trail to trail, so after a storm some trails firm up within a day while others stay greasy. Riding wet, soft dirt damages trails and leaves ruts, so check the live mud reading on each trail before you head out. Check the live mud reading →
How many mountain bike trails are in Summit County? Summit County has 345 featured mountain bike trails tracked here for conditions, with more searchable on the live map.
How high are the Summit County trails? Summit County trails run from about 8,661–14,249 ft. Higher trails hold snow later into spring and dry out later than the lower ones, so conditions can vary a lot across the same area on the same day.
When do the high trails near Summit County melt out? The high trails near Summit County have largely melted out for now. From late winter through spring this page tracks snow coverage and the estimated melt-out date for each high trail, so you can catch them the moment they open. See the melt-out outlook →
When is the best time to ride mountain bikes in Summit County? The best time to ride Summit County is June through September, when daytime highs are in the 64–71°F range and the trails are typically dry. The high country is usually snowbound January through May and October through December. This is based on 10 years of local climate data; check the live conditions on this page for how the trails are actually riding today.
What months can you mountain bike in Summit County? The main riding season in Summit County is roughly June through September; the high trails are usually snowbound January through May and October through December and melt out through spring. This page tracks snow coverage and melt-out daily so you can time the high country.
You're on the list. First report lands Friday.
More Colorado mountain bike regions See all Colorado trail conditions →
Other states: Utah · Arizona · New Mexico · Wyoming · Montana · Idaho · Nevada · California · Oregon · Washington · Texas
Nearby regions across the state line
Live mud, dust & snow conditions for mountain-bike trails across Colorado, Utah, Arizona, New Mexico, Wyoming, Montana, Idaho, Nevada, California, Oregon, Washington and Texas, last updated
Jun 30, 2026 and refreshed every morning from public weather (Open-Meteo), terrain (OSM), and
SNOTEL data. Conditions are informational only.