4WD Road Summary - 'M'

*Note: These maps show public land gray, private land white.
Maggie Gulch    Easy     Hiking Trail   Rest Room   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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GPS Files:             #1     #2    

Date Driven: 09/02/91		 Maggie Gulch map - area
Marshall Pass    Easy    Campsite   Trailhead   Rest Room   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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Date Driven: 09/24/25		 Marshall Pass map - area
Mason Creek    Easy     4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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GPS Files:            

Date Driven: 07/28/10		 Mason Creek map - area
McAllister Gulch    Moderate     Scenic   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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GPS Files:            

Date Driven: 07/24/14		 McAllister Gulch map - area
McClellan Mountain    Easy     Ghost Town   Mine   Scenic   4WD Vehicle   ATV   Motorcycle  

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GPS Files:            

Date Driven: 07/10/05		 McClellan Mountain map - area
Closed - McFerran    Easy     4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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Date Driven: 09/01/14		 McFerran map - area
McNasser Gulch    Easy     4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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Date Driven: 09/01/18		 McNasser Gulch map - area
Matchless    Easy      Campsite   4WD Vehicle   ATV   Motorcycle   Mtn Bike  

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Date Driven: 07/01/06		 Matchless map - area
Meadow Creek Cow Camp    Easy     4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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GPS Files:            

Date Driven: 07/28/25		 Meadow Creek Cow Camp map - area
Meadow Divide    Easy     4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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Date Driven: 09/06/15		 Meadow Divide map - area
Meadow Lake    Easy     Campsite   Fishing   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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Date Driven: 07/28/25		 Meadow Lake map - area
Medano Pass    Easy     Campsite   Creek Crossing   Trail Head   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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Date Driven: 09/05/15		 Medano Pass map - area
Medicine Bow    Easy     Campsite   Mine   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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GPS Files:            

Date Driven: 09/03/23		 Medicine Bow map - area
Mendenhall Road    Easy     Campsite   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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Date Driven: 09/06/16		 Mendenhall Road map - area
Mercury Mine    Easy     Mine   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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GPS Files:            

Date Driven: 09/01/19		 Mercury Mine map - area
Mexican Park    Easy     4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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GPS Files:            

Date Driven: 09/04/23		 Mexican Park map - area
Middle Bald Mountain    Moderate     Trailhead   4WD Vehicle   ATV   Motorcycle  

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GPS Files:            

Date Driven: 09/02/23		 Middle Bald Mountain map - area
Middle Cunningham    Easy     4WD Vehicle   ATV   Motorcycle  

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GPS Files:            

Date Driven: 09/05/21		 Middle Cunningham map - area
Middle Fork, Swan    Easy     Scenic   Ghost Town   4WD Vehicle   ATV   Motorcycle  

Maps:            

GPS Files:            

Date Driven: 09/05/10		 Middle Fork Swan River map - area
Middle St. Vrain    Moderate     Scenic   Trailhead   4WD Vehicle   ATV   Motorcycle  

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GPS Files:                

Date Driven: 06/28/14		 Middle St. Vrain map - area
Miller Rock    Difficult     Brush   Water Crossing   Fishing   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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Date Driven: 06/11/16		 Miller Rock map - area
Mineral Creek    Easy     Campsite   Trailhead   Fishing   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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GPS Files:                

Date Driven: 08/09/15		 Mineral Creek map - area
Miners Gulch    Moderate     4WD Vehicle   ATV   Motorcycle  

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Date Driven: 07/19/11		 Miners Gulch map - area
Minnie Gulch    Easy     Hiking Trail   Rest Room   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

Maps:        

GPS Files:             #1     #2    

Date Driven: 09/02/91		 Minnie Gulch map - area
Molly Bawn    Easy     4WD Vehicle   ATV   Motorcycle  

Maps:    

GPS Files:            

Date Driven: 06/08/10		 Molly Bawn map - area
Moody Hill    Moderate     4WD Vehicle   ATV   Motorcycle  

Maps:    

GPS Files:            

Date Driven: 07/23/2023		 Moody Hill map - area
Moon Gulch    Easy     4WD Vehicle   ATV   Motorcycle   Mountain Bike  

Maps:        

GPS Files:            

Date Driven: 08/06/05		 Moon Gulch map - area
Morrison Creek
(Lynx Pass)    Easy     Trail Head   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

Maps:        

GPS Files:                

Date Driven: 09/01/13		 Morrison Creek map - area
Mosquito Creek    Easy     4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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GPS Files:            

Date Driven: 07/25/04		 Mosquito Creek map - area
Mosquito Pass    Easy     Scenic   Mines   Trail Head   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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Date Driven: 08/31/24		 Mosquito Pass map - area
Closed - Mother Hill    Difficult    
4WD Vehicle   ATV   Motorcycle  

Maps:        

GPS Files:

Date Driven: 10/23/10		 Mother Hill - area
Mount Alto    Easy     4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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Date Driven: 06/24/10		 Mount Alto map - area
Mount Antero    Easy     Scenic   Mines   Trail Head   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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Date Driven: 09/23/21		 Mount Antero map - area
Mount Bross   Park County    Easy     Scenic   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

Maps:    

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Date Driven: 09/07/21		 Mount Bross map - area
Mount Bross   Grand County    Easy     Scenic   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

Maps:    

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Date Driven: 09/05/22		 Mount Bross map - area
Mount Lincoln    Easy     Scenic   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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Date Driven: 07/22/14		 Mount Lincoln map - area
Mount Zion    Easy     Scenic   4WD Vehicle   ATV   Motorcycle   Mountain Bike  

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Date Driven: 09/05/20		 Mount Zion map - area
Mulstay Road    Easy     Scenic   Trailhead   4WD Vehicle   ATV   Motorcycle  

Maps:    

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Date Driven: 07/18/99		 Mulstay Road - location map
Mushroom Gulch    Easy     4WD Vehicle   ATV   Motorcycle  

Maps:    

GPS Files:

Date Driven: 09/03/10		 Mushroom Gulch Road - location map

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Last updated - 08/29/26