Scattered across a web of dirt roads near a dry lakebed, Marshall Lake dispersed camping draws RVers and tent campers to one of the few remaining free camping areas close to Flagstaff. The campground sits within Coconino National Forest, where dozens of unofficial sites spread through stands of ponderosa pine and open meadows above the empty lake basin.
Access requires navigating a paved road that campers describe as bumpy, followed by unpaved sections with deep potholes that become muddy when wet. Larry H. notes the area accommodates "24 foot travel trailer" setups, though he warns about "some deep potholes" on the final approach to sites. The road network creates what one reviewer calls "a giant web of campsites" with varying levels of privacy and tree cover.
The high-elevation location provides clear night skies for stargazing, though campers should prepare for temperature drops after sunset. Wildlife encounters are common, with reviews mentioning elk, cattle grazing through campsites, and occasional bald eagle sightings. Fire restrictions may apply seasonally, so checking current regulations before arrival prevents disappointment.
Crowds and cleanliness present ongoing challenges, as this area serves as a primary outlet for dispersed camping near Flagstaff after other traditional spots became restricted. Several reviewers mention trash issues and note that finding solitude requires arriving early or exploring farther from the main access points. Cell service remains available for those needing connectivity.
Campers wanting developed amenities can consider nearby Lake Mary Recreation Corridor for a more structured camping experience with facilities.
Description
Marshall Lake is a small marshy body of water that's generally full of coots and other waterfowl splashing, flapping, and cooting around. It is such valuable wildlife habitat that it is managed in partnership by Ducks Unlimited and the Arizona Game and Fish Department. During most years the lake has enough water in it to be stocked with trout by the Arizona Game and Fish Department. In dry years, however, it may temporarily disappear! Even when the lake is dry this area still offers excellent opportunities for outdoor recreation. Dry or wet, a number of primitive campsites near the east side of the lake provide exceptional views of the peaks from pine sheltered locations. The surrounding area also serves as a good place to come to see some of this area's plentiful elk or its rare wintering bald eagles. The lake itself provides a hunting site for resident ospreys and a rest stop for migrating waterfowl.
Reservation Info
Season: Opens in early May and closed in mid-October. This seasonal opening is due to rough terrain and weather conditions.
Attractions: fishing (usually), picnicking, camping (primitive), wildlife watching, mountain biking, and photography
Facilities: Primitive boat launch on east side
The northwest side of the lake is closed to vehicular traffic to protect waterfowl nesting habitat. No toilets, tables, or drinking water available. Camping next to the lake is not allowed; camp on the other side of the road.
RV Road Trip Guides
Location
Dispersed CampingMarshall Lake is located in Arizona
Directions
Location: About 12 miles southeast of Flagstaff on paved and unpaved road. GPS (Map): 35°06'44.6"N 111°32'18.4"W Access: Drive 9 miles south from Flagstaff on Forest Highway 3 (Lake Mary Road). Turn east (left) on Forest Road 128 about 3 miles to the lake. The last mile or so is unpaved and may be impassable at times due to wet conditions. The road is closed in the winter.
Coordinates
35.11239819 N
111.53844297 W
Connectivity
T-Mobile5GExcellent CoverageVerified by 27 usersLast on 4/3/26
VerizonLTEGood CoverageVerified by 31 usersLast on 4/3/26
AT&TLTESome CoverageVerified by 2 usersLast on 4/3/26
Connectivity
- T-Mobile5GExcellent CoverageVerified by 27 usersLast on 4/3/26
- VerizonLTEGood CoverageVerified by 31 usersLast on 4/3/26
- AT&TLTESome CoverageVerified by 2 usersLast on 4/3/26
Access
- Drive-InPark next to your site
- Walk-InPark in a lot, walk to your site.
Site Types
- Dispersed
Features
For Campers
- ADA Access
- Phone Service
- Alcohol
- Pets
- Fires
For Vehicles
- Big Rig Friendly
DISPERSED CAMPING
Enjoy dispersed camping on government land and leave no trace. Pack in and pack out. No (or limited) services at this camping area. Permit may be required.
PERMIT might be REQUIRED
We curate permit requirements across the US for our PRO members. Try PRO to see if Marshall Lake needs a permit.
Drive Time
- 15 min from Flagstaff, AZ
- 1 hr 20 min from Prescott Valley, AZ
- 1 hr 55 min from Phoenix, AZ
- 3 hrs 9 min from Lake Havasu City, AZ
