Sand Lake draws paddlers and anglers to Seven Lakes State Park Campground, where crystal-clear water provides swimming and boating opportunities just steps from most campsites. The state-managed facility operates year-round in Holly, Michigan, with full hookups available for RVs up to 35 feet.
Campers describe the forested campground as having a woodland atmosphere, though sites sit relatively close together in an open loop configuration. Neil T. found "sites are above average" for cleanliness, while noting visitors can "occasionally hear wolves howling" in the evening hours. Several reviewers mention the proximity between neighboring sites, but most appreciate the lakeside access paths that connect about half the sites to the water.
The campground provides standard amenities including restrooms, showers, and a dump station, though some campers note the shower facilities are older with sulfurous hot water. Hiking and biking trails branch out from the campground area, offering various difficulty levels around the lake system. Fishing appears popular based on reviewer observations of children carrying rods throughout the area. A boat launch sits at one end of the campground, with a sandy swimming beach at the other.
Access roads handle RVs well, and the gravel sites accommodate larger rigs with room to maneuver. Site 39 receives particular mention from one reviewer for its spacious layout with a central tree. Cell service runs limited with Verizon showing one bar coverage. The campground tends to stay busy during summer months but offers quieter experiences in shoulder seasons when Sandhill cranes frequent the area.
Reservations help secure lakeside sites, and the facility allows pets throughout. For those exploring the region, camping near Holly provides additional options within a short drive.
Description
Michigan Recreation Passport is required for vehicle entry into state parks and recreation areas, state boat launches, state forest campgrounds and state trail parking lots. The Michigan Recreation Passport does not cover local, county, municipal, or metropolitan parks or recreation areas. Learn more: https://www.michigan.gov/dnr/buy-and-apply/rec-pp
RV Road Trip Guides
Location
Public CampgroundSeven Lakes State Park Campground is located in Michigan
Directions
To get to the park from I-75 take exit 101 and go west on Grange Hall Rd. Go approximately 3 miles to Fish Lake Rd. Turn north on Fish Lake Rd, the entrance to the park is less than 1/2 mile on the west side of the road. To get to the park from US-23, take exit 79 and go east to Silver Lake Rd which turns into Main Street/ Grange Hall Rd. Go approximately 5 miles to Fish Lake Rd, turn north. Entrance to the park is less than 1/2 mile on the west side of the road.
Address
2220 Tinsman Rd
Holly, MI 48442
Coordinates
42.809658493127046 N
83.657465093668 W
Connectivity
T-Mobile is introducing T-Satellite to extend coverage in the outdoors
T-Mobile5GExcellent CoverageVerified by 2 users- Verizon5GExcellent Coverage
- AT&T5GExcellent CoverageVerified by 5 usersLast on 5/3/26
Connectivity
T-Mobile is introducing T-Satellite to extend coverage in the outdoors- T-Mobile5GExcellent CoverageVerified by 2 users
- Verizon5GExcellent Coverage
- AT&T5GExcellent CoverageVerified by 5 usersLast on 5/3/26
Access
- Drive-InPark next to your site
- Walk-InPark in a lot, walk to your site.
- Boat-InSites accessible by watercraft.
Site Types
- Tent Sites
- RV Sites
- Standard (Tent/RV)
- Group
- Cabins
- Equestrian
Features
For Campers
- ADA Access
- Trash
- Picnic Table
- Firewood Available
- Phone Service
- Reservable
- Showers
- Drinking Water
- Electric Hookups
- Toilets
- Alcohol
- Pets
- Fires
For Vehicles
- Sanitary Dump
- Sewer Hookups
- Water Hookups
- 30 Amp Hookups
- Big Rig Friendly
Contact
General Info
Reservations
Drive Time
- 15 min from Flint, MI
- 39 min from Ann Arbor, MI
- 43 min from Saginaw, MI
- 47 min from Detroit, MI
