San Carlos Ranger District

Pike and San Isabel National Forests · Colorado · 456.9 mi of motorized routes · 336 routes · USFS EDW MVUM, retrieved 2026-07-11

The San Carlos Ranger District in Pike and San Isabel National Forests (Colorado) has 456.9 miles of motorized routes on the U.S. Forest Service Motor Vehicle Use Map — 284.4 miles of roads and 172.5 miles of trails across 336 designated routes. Vehicle access: ATV 356.2 mi · Motorcycle 400.9 mi · E-bike routes. Seasonal routes generally open Mar 15 and close Dec 31. Every route here is informational and derived from the MVUM data — it is not a legal document; carry and follow the district's official Motor Vehicle Use Map. Download the routes as GPX for your GPS or riding app.

Every designated motorized route in the San Carlos Ranger District, drawn from the MVUM geometry (simplified, not to scale, north up). The static map is an instant preview — open the interactive map to explore the routes on a USGS topographic or satellite basemap. Download the routes as GPX below.
Motorized routes Pike and San Isabel National Forests · Colorado
Total motorized miles
456.9

284.4 mi of roads · 172.5 mi of trails, across 336 designated routes on the Motor Vehicle Use Map.

Roads
284.4 mi
Trails
172.5 mi
Year-round miles
328.6 mi
Seasonal miles
128.3 mi

Vehicle access

What the MVUM designates for each vehicle class in this district — open miles, route count and season. A blank designation means the class is not designated here; it is shown as such, never guessed. ATV, motorcycle and e-bike classes are highlighted.

Per-vehicle-class access in the San Carlos Ranger District, from the Forest Service MVUM.
Vehicle class Open miles Routes Season
Core off-highway (OHV)
ATV 356.2 287 Varies by route
Motorcycle / dirt bike 400.9 317 Varies by route
Other wheeled OHV 356.2 287 Varies by route
Wider OHV (over 50 inches)
4WD > 50" 228.4 231 Varies by route
2WD > 50" 228.4 231 Varies by route
Tracked OHV > 50" 228.4 231 Varies by route
Other OHV > 50" 228.4 231 Varies by route
Narrow OHV (under 50 inches)
Tracked OHV < 50" 356.2 287 Varies by route
Other OHV < 50" 356.2 287 Varies by route
E-bikes
E-bike Class 1 0 43 Year-round
E-bike Class 2 0 43 Year-round
E-bike Class 3 0 43 Year-round
Road-legal / licensed vehicles
Passenger vehicle 284.4 250 Varies by route
High-clearance vehicle 284.4 250 Varies by route
Truck 284.4 250 Varies by route
Bus 284.4 250 Varies by route
Motorhome 284.4 250 Varies by route

Seasons

Of the 456.9 motorized miles here, about 328.6 miles are open year-round and 128.3 miles are seasonal — the seasonal window generally runs from 03/15 to 12/31 (MM/DD). Each vehicle class can carry its own season; see the access matrix above, and always confirm current status on the official Motor Vehicle Use Map.

Download the routes (GPX)

Load these into your GPS unit or riding app (onX, Gaia, Avenza and most handhelds read GPX).

Named routes

Show the 224 named routes in this district

Named routes on the MVUM and whether ATV and motorcycle use is designated on each. This is a per-district reference, not a separate page per route. Use the filter to find a route.

Named routes in the San Carlos Ranger District with ATV / motorcycle designations.
119.A
119.B
143.B
173.B
198.D
274.A
274.B
274.C
274.D
274.E
274.F
274.G
274.H
274.J
274.K
274.L
274.M
274.N
304.A
304.B
307.A
308.A
315.D
315.E
315.F
325.A
336.A
336.B
34.C
360.A
360.D
369.07
369.08
369.A
369.B
369.D
369.E
369.F
369.G
369.J
369.K
369.L
369.M
369.O
369.P
369.Q
369.R
369.S
369.U
395.A
396.B
396.C
401.A
401.B
401.C
401.D
401.E
401.F
401.G
401.H
402.B
409.A
412.A
413.A
415
416
421.A
421.B
421.C
421.E
421.F
421.G
421.H
425
436.A
437.C
438.A
440.A
440.B
440.BA
440.C
443
445
446
456
458
583.A
630.A
634.A
634.B
635.B
635.D
78.A
78.B
ADOBE PEAK
ALTA
ALVARADO
ALVARADO CG
ALVARADO CG LOOP 1
ALVARADO SW LOOP
BABCOCK HOLE
BABCOCK SPUR
BADITO
BALMAN RESV PG
BARTLETT
BEAR CREEK
BEAR GULCH
BEAR LAKE CG
BEAVER CREEK
BIGELOW
BIGELOW SPUR
BLACK MTN.
BLUE LAKE C.G. LOOP
BLUE LAKES CG
BREECE CREEK
BULLS EYE
BURN
CALDWELL
CISNEROS T.H.
CO RD 84
COMANCHE/VENABLE TH
COTTONWOOD
COUNTY LINE
DAVENPORT CG
DEER PEAK
DEVILS HOLE
DITCH CREEK
DUCKETT
DUCKETT A
DUCKETT B
DUCKETT C
DUCKETT D
EAST INDIAN CREEK
FAN DIKE
FIRST BLUE
GANN LOOP
GIBSON
GOBBLERS KNOB
GRAPE CREEK
GRAVEL PIT
HERMIT LAKE
HOLT MTN
HORN CREEK
HORSE RANCH
HUDSON DITCH
HUERFANO
LA VISTA
LA VISTA C.G. SPUR
LAKE CREEK
LAKE CREEK CG
LEFTHAND FORK
LEWIS CREEK
LION CANYON
LION PARK
LITTLE FROZE
LOCKE MTN
LOCKE PARK
MAMMOTH
MEADE
MEADOW DIVIDE
MEADOW DIVIDE SPUR
MEDANO PASS
MINE
MOSCA PASS
MOSCA PASS ELEC. SITE
MUD SPRINGS
MUDDY CREEK
MUDDY CREEK CG LOOP
MUSIC PASS
NORTH CREEK
NORTH TAYLOR
OLD PIT
OPHIR CREEK
ORGANIZATION
OVERFLOW
PEERLESS
PROSPECT
RANGE CAMP
RATTLESNAKE GULCH
REED GULCH
RITA
RITA SPUR
ROUNDTOP MTN
ROUNDTOP MTN SPUR
RUSHMER
SALT
SALT SPUR
SAN CARLOS
SECOND BLUE
SECOND MACE TRHD
SECOND NEWLIN SO.
SMITH CREEK
SNOWSLIDE TH
SNYDER DRAW
SNYDER DRAW SPUR
SO. LAKE CREEK
SOUTH COLONY
SOUTHSIDE
SPRING CREEK PG
SPRINGS
ST. CHARLES
ST. CHARLES CG
STEEP MTN.
STOVER
STRIP CUT
TORNADO
TRACY CANYON
TRINCHERA
TURKEY CREEK
TWO CAMP
WASHOUT
WILLIAMS CREEK
WYLIE GULCH
96.B · ·
BLUE LAKES · ·
CORDOVA PASS · ·
GARDNER · ·
GREENHORN MTN · ·
NEWLIN CREEK · ·
NORTH FORK · ·
OPHIR CREEK CG · ·
PURGATOIRE C.G. LOOP A · ·
PURGATOIRE C.G. LOOP B · ·
SOUTH HARDSCRABBLE · ·

Data: U.S. Forest Service, Enterprise Data Warehouse (EDW) Motor Vehicle Use Map — Roads (layer 1) and Trails (layer 2), retrieved 2026-07-11. A work of the U.S. Government, public domain (17 U.S.C. §105). State assignment: U.S. Census Bureau TIGERweb state boundaries.

Important — informational, not a legal document

This page is a searchable summary of the Forest Service Motor Vehicle Use Map data — it is not the official MVUM and not a legal document. Route designations, closures and conditions change. The controlling document is the district's official Motor Vehicle Use Map: carry it and follow posted signs when you ride.

Data vintage: USFS EDW MVUM, retrieved 2026-07-11.

Nearby districts

The six nearest ranger districts by centroid distance (great-circle) — cross-forest and cross-state neighbours included — for planning a wider trip.

Nearby ranger districts, with total motorized miles and distance.
District Forest Total miles Distance
Saguache Ranger District Rio Grande National Forest, CO 590.7 104 km
Salida Ranger District Pike and San Isabel National Forests, CO 480.5 106 km
Pikes Peak Ranger District Pike and San Isabel National Forests, CO 425 117 km
Conejos Peak Ranger District Rio Grande National Forest, CO 381.1 130 km
South Park Ranger District Pike and San Isabel National Forests, CO 526.8 132 km
Divide Ranger District Rio Grande National Forest, CO 986.6 136 km

Frequently asked questions

Can you ride an ATV in the San Carlos Ranger District?
Yes. The MVUM designates ATV use on about 356.2 miles across 287 routes here (varies by route). Confirm on the district's official Motor Vehicle Use Map before you ride.
How many miles of motorized routes are in the San Carlos Ranger District?
456.9 miles total — 284.4 miles of roads and 172.5 miles of trails, across 336 designated routes on the Forest Service MVUM.
Is this the official Motor Vehicle Use Map?
No. This page is an informational, searchable view of the MVUM route data. It is not a legal document. The controlling document is the district's official MVUM — always carry and follow it.
Are the routes open year-round?
Partly. About 328.6 miles are open year-round and 128.3 miles are seasonal (typically open Mar 15 to Dec 31). Each vehicle class can have its own season — see the access matrix above.

More in Colorado

See every ranger district in Pike and San Isabel National Forests, browse all Colorado national-forest routes, or read the methodology behind these figures. New to MVUMs? Start with what a Motor Vehicle Use Map is.