Can you ride an ATV in the Darby Ranger District?

Yes. The MVUM designates ATV use on about 79.4 miles across 167 routes here (varies by route). Confirm on the district's official Motor Vehicle Use Map before you ride.

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 290.9 miles are open year-round and 358.7 miles are seasonal (typically open Apr 1 to Nov 30). Each vehicle class can have its own season — see the access matrix above.

Darby Ranger District

Q: How many miles of motorized routes are in the Darby Ranger District?

649.6 miles total — 531.4 miles of roads and 118.2 miles of trails, across 531 designated routes on the Forest Service MVUM.

Bitterroot National Forest · Montana · 649.6 mi of motorized routes · 531 routes · USFS EDW MVUM, retrieved 2026-07-11

The Darby Ranger District in Bitterroot National Forest (Montana) has 649.6 miles of motorized routes on the U.S. Forest Service Motor Vehicle Use Map — 531.4 miles of roads and 118.2 miles of trails across 531 designated routes. Vehicle access: ATV 79.4 mi · Motorcycle 147.1 mi · E-bike routes. Seasonal routes generally open Apr 1 and close Nov 30. 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 Darby 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 Bitterroot National Forest · Montana

Total motorized miles: 649.6
Roads: 531.4 mi
Trails: 118.2 mi
Year-round miles: 290.9 mi
Seasonal miles: 358.7 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 Darby Ranger District, from the Forest Service MVUM.
Vehicle class	Open miles	Routes	Season
Core off-highway (OHV)
ATV	79.4	167	Varies by route
Motorcycle / dirt bike	147.1	206	Varies by route
Other wheeled OHV	77.1	151	Varies by route
Wider OHV (over 50 inches)
4WD > 50"	0	1	Dec 2 – Oct 14
2WD > 50"	0	1	Dec 2 – Oct 14
Tracked OHV > 50"	—	—	Not designated
Other OHV > 50"	—	—	Not designated
Narrow OHV (under 50 inches)
Tracked OHV < 50"	—	—	Not designated
Other OHV < 50"	—	—	Not designated
E-bikes
E-bike Class 1	0	74	Varies by route
E-bike Class 2	0	74	Varies by route
E-bike Class 3	0	74	Varies by route
Road-legal / licensed vehicles
Passenger vehicle	500.2	305	Varies by route
High-clearance vehicle	500.2	305	Varies by route
Truck	500.2	305	Varies by route
Bus	500.2	305	Varies by route
Motorhome	500.2	305	Varies by route

Seasons

Of the 649.6 motorized miles here, about 290.9 miles are open year-round and 358.7 miles are seasonal — the seasonal window generally runs from 04/01 to 11/30 (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).

Download all routes (GPX) ATV-legal routes only (GPX)

Named routes

Show the 203 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.

Filter routes

Named routes in the Darby Ranger District with ATV / motorcycle designations.

(FDR) BENSON CREEK	✓	✓
(FDR) BURNT RIDGE	✓	✓
(FDR) CHAFFIN CR-HART GULCH	✓	✓
(FDR) DEER MTN ALTERNATE	✓	✓
(FDR) FOX CREEK	✓	✓
(FDR) LAKE COMO	✓	✓
(FDR) LITTLE TRAPPER	✓	✓
(FDR) MOONSHINE-BENSON	✓	✓
(FDR) NORTH FORK RYE CREEK	✓	✓
(FDR) NORTH SIDE RYE CREEK	✓	✓
(FDR) ROBBINS GULCH	✓	✓
(FDR) RYE CREEK	✓	✓
(FDR) TWO BEAR	✓	✓
(FDR) WHITSELL CREEK	✓	✓
(FDR) YELLOWSTONE CAMP	✓	✓
(FDR)NORTH FORK RYE CREEK	✓	✓
(FDR)RYE CREEK	✓	✓
(FDR)UPPER CATHOUSE CREEK	✓	✓
BALD TOP	·	✓
BALD TOP-SLEEPING CHILD	·	✓
BUNKHOUSE	✓	✓
BURN ROAD	✓	✓
CAMAS CREEK	·	✓
CHAFFIN CREEK	✓	✓
CHAFFIN GULCH	✓	✓
CHAFIN CREEK	✓	✓
COLD SPRING HILL	·	✓
CONNECTOR A - DARBY ATV TRAILS	✓	·
CONNECTOR B - DARBY ATV TRAILS	✓	·
CONNECTOR C - DARBY ATV TRAILS	✓	·
CONNECTOR D - DARBY ATV TRAILS	✓	·
CONNECTOR G - DARBY ATV TRAILS	✓	·
CONNECTOR H - DARBY ATV TRAILS	✓	·
CORRAL	·	✓
CROSS COUNTRY	·	✓
DALY CREEK	✓	✓
DAM CREEK	✓	✓
DIVIDE CREEK	✓	✓
FOX CREEK	✓	✓
GIRD CREEK-MIDDLE RIDGE	·	✓
JERRY LAKE	·	✓
LEAVENS GULCH	✓	✓
LITTLE TRAPPER	✓	✓
NORTH FORK HAYES CREEK	✓	✓
NORTH FORK RYE CREEK	✓	✓
RAILROAD CREEK	·	✓
ROBBINS GULCH	✓	✓
RYE CREEK	✓	✓
SHANNON GULCH	✓	✓
SKALKAHO-SLEEPING CHILD DIVIDE	✓	✓
SLEEPING CHILD	✓	✓
SLEEPING CHILD CREEK	✓	✓
SLEEPING CHILD DIVIDE	·	✓
SOUTH FORK SLEEPING CHILD	·	✓
WADDELL	✓	✓
WARD MOUNTAIN	·	✓
WEASEL CREEK	✓	✓
WHITE STALLION CAMP	·	✓
WHITSELL CREEK	✓	✓
(FDR) ALPINE	·	·
(FDR) BAD NEWS CAMP	·	·
(FDR) BEAR CREEK PASS CAMP	·	·
(FDR) BEEF RIDGE	·	·
(FDR) BLACK BEAR	·	·
(FDR) BLACK BEAR CAMPGROUND	·	·
(FDR) BLACK BEAR POINT	·	·
(FDR) BLACKTAIL POINT	·	·
(FDR) BLODGETT CREEK	·	·
(FDR) BRENNAN CREEK	·	·
(FDR) BURKE GULCH	·	·
(FDR) CAMAS CREEK	·	·
(FDR) CANYON CREEK	·	·
(FDR) CAT HOUSE CREEK	·	·
(FDR) CHAFFIN CREEK	·	·
(FDR) COLD SPRG HILL	·	·
(FDR) COMO DAY PARKING	·	·
(FDR) COMO HORSE FACILITY	·	·
(FDR) COMO OVERFLOW	·	·
(FDR) CROOKED CREEK	·	·
(FDR) DALY CREEK	·	·
(FDR) DALY HIGHLINE	·	·
(FDR) DALY HUCKLEBERRIES	·	·
(FDR) DALY-RAILROAD	·	·
(FDR) DAM CROSSING	·	·
(FDR) DARBY BONE YARD	·	·
(FDR) DARBY RANGER STATION	·	·
(FDR) DEER MEADOWS	·	·
(FDR) DEER MOUNTAIN	·	·
(FDR) DEER MTN	·	·
(FDR) DORAN POINT	·	·
(FDR) E. OF BLACK BEAR POINT	·	·
(FDR) FISH HOOK	·	·
(FDR) FULLERTON GULCH	·	·
(FDR) FULLERTON-DALY	·	·
(FDR) GIRD CREEK	·	·
(FDR) GUIDE-RYE	·	·
(FDR) HARLAN CR-LIT SL CHILD	·	·
(FDR) HARLAN CREEK	·	·
(FDR) HART BENCH	·	·
(FDR) HART BENCH LOOP	·	·
(FDR) HAYES CREEK	·	·
(FDR) HAYES CREEK-MOOSE CREEK	·	·
(FDR) HEAD OF BURKE GULCH	·	·
(FDR) HEAD OF CAT HOUSE	·	·
(FDR) HEAD OF GIRD CREEK	·	·
(FDR) HEAD OF ST. CLAIR	·	·
(FDR) HIGH GIRD	·	·
(FDR) HOG TROUGH	·	·
(FDR) HUCKLEBERRY SALE	·	·
(FDR) JCT 720&SKAL HWY-75.0	·	·
(FDR) JCT T BEAR&SKALKAHO-RYE	·	·
(FDR) LAKE COMO CAMP	·	·
(FDR) LAKE COMO CAMPGROUND	·	·
(FDR) LAKE COMO DAY USE	·	·
(FDR) LAKE COMO SWIM BEACH	·	·
(FDR) LAST LOG DRAW	·	·
(FDR) LICK CREEK	·	·
(FDR) LITTLE SLEEPING	·	·
(FDR) LITTLE SLEEPING CHILD	·	·
(FDR) LITTLE TIN CUP	·	·
(FDR) LITTLE TRAPPER-TRAPPER	·	·
(FDR) LOST HORSE	·	·
(FDR) LOST HORSE DITCH	·	·
(FDR) LOST HORSE OBS. POINT	·	·
(FDR) MINE CUT-ACROSS	·	·
(FDR) MINE ROAD	·	·
(FDR) MOONSHINE CONNECTION	·	·
(FDR) N FRK RYE-HARLAN MTN	·	·
(FDR) N. CRUISER-MINE	·	·
(FDR) N. FK. RYE CABIN GULCH	·	·
(FDR) NF RYE CONNECTOR	·	·
(FDR) NORTH CRUISER	·	·
(FDR) NORTH CRUISER CAMP	·	·
(FDR) NORTH FORK RYE SEC. 7	·	·
(FDR) NORTH RYE-DIVIDE	·	·
(FDR) NORTH RYE-MINE	·	·
(FDR) NORTHSIDE-RAILROAD CREEK	·	·
(FDR) OLD MINE	·	·
(FDR) RAILROAD CREEK	·	·
(FDR) RATTLESNAKE	·	·
(FDR) ROAN GULCH	·	·
(FDR) ROARING LION	·	·
(FDR) ROBBINS RIDGE	·	·
(FDR) S. FK. LITTLE SL CHILD	·	·
(FDR) S.E. OF BLACK BEAR POINT	·	·
(FDR) S.W. OF BLACK BEAR PT	·	·
(FDR) SAWDUST GULCH	·	·
(FDR) SAWTOOTH TRAILHEAD	·	·
(FDR) SCHUMAKER CAMPGROUND	·	·
(FDR) SE BLACK BEAR POINT	·	·
(FDR) SFK LIT SL CH-LAIRDON GL	·	·
(FDR) SHANNON-BUNKHOUSE	·	·
(FDR) SHORT CUT	·	·
(FDR) SKALKAHO BASIN	·	·
(FDR) SKALKAHO CR-BL BEAR PT	·	·
(FDR) SKALKAHO CREEK	·	·
(FDR) SKALKAHO-RYE	·	·
(FDR) SKALKAHO-ST. CLAIR	·	·
(FDR) SLEEPING CHILD	·	·
(FDR) SOUTH COMO BOAT LAUNCH	·	·
(FDR) SOUTH FORK SLEEPING CHID	·	·
(FDR) SOUTH LICK CREEK	·	·
(FDR) SOUTH TRAPPER	·	·
(FDR) SOUTHSIDE LAKE COMO	·	·
(FDR) SOUTHSIDE-DALY CREEKK	·	·
(FDR) SPOON CREEK	·	·
(FDR) ST.CLAIR	·	·
(FDR) SW OF BLACK BEAR POINT	·	·
(FDR) THREE FROG CG	·	·
(FDR) TIMBER	·	·
(FDR) TIMBER ROAD	·	·
(FDR) TIN CUP	·	·
(FDR) TIN CUP STUB	·	·
(FDR) TINCUP DISPERSED	·	·
(FDR) TRAPPER CREEK	·	·
(FDR) TRAPPER CREEK J C CENTER	·	·
(FDR) TRAPPER TRAILHEAD	·	·
(FDR) TRAPPER-CHAFFIN	·	·
(FDR) TWIN LAKES	·	·
(FDR) TWIN LAKES PACKER CAMP	·	·
(FDR) TWO BEAR-SKALKAHO	·	·
(FDR) TWO PERCENT	·	·
(FDR) TWOMILE CREEK	·	·
(FDR) UPPER BURKE GULCH	·	·
(FDR) UPPER ROGER GULCH	·	·
(FDR) UPPER SPOON CREEK	·	·
(FDR) WADDELL	·	·
(FDR) WALT LANGLY POLE ROAD	·	·
(FDR) WEASEL CREEK	·	·
(FDR) WEIRD TOM	·	·
(FDR) WEST FK BTTR-HART BENCH	·	·
(FDR) WEST SIDE OF SKALKAHO CR	·	·
(FDR) WHITE STALLION	·	·
(FDR) WILLOW-ST.CLAIR	·	·
(FDR) WOODS CABIN	·	·
(PO) LITTLE SLEEPING CHILD	·	·
(PO) SPECIAL USE PERMIT	·	·
LOST HORSE DISPERSED	·	·
ROAN GULCH/JERRYS GULCH	·	·
SKALKAHO DISPERSED	·	·
ST. CLAIR	·	·
TIN CUP STUB DISPERSED	·	·
WHITE STALLION DISPERSED	·	·

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.

Official Motor Vehicle Use Map for Bitterroot National Forest →

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
Sula Ranger District	Bitterroot National Forest, MT	596.7	23 km
Stevensville Ranger District	Bitterroot National Forest, MT	266	37 km
West Fork Ranger District	Bitterroot National Forest, MT	753.4	44 km
North Fork Ranger District	Salmon-Challis National Forest, ID	544.2	66 km
Missoula Ranger District	Lolo National Forest, MT	588.2	76 km
Salmon-Cobalt Ranger District	Salmon-Challis National Forest, ID	928.9	110 km

Frequently asked questions

Can you ride an ATV in the Darby Ranger District?: Yes. The MVUM designates ATV use on about 79.4 miles across 167 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 Darby Ranger District?: 649.6 miles total — 531.4 miles of roads and 118.2 miles of trails, across 531 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 290.9 miles are open year-round and 358.7 miles are seasonal (typically open Apr 1 to Nov 30). Each vehicle class can have its own season — see the access matrix above.

More in Montana

See every ranger district in Bitterroot National Forest, browse all Montana national-forest routes, or read the methodology behind these figures. New to MVUMs? Start with what a Motor Vehicle Use Map is.