Coleman State Park
1166 Diamond Pond Road
Stewartstown, NH
Phone: 603-237-5382
Coleman State Park lies on the shore of Little Diamond Pond in Stewartstown, twelve miles east of Colebrook in New Hampshire's remote north country. The excellent trout fishing in Little Diamond Pond and nearby streams makes this park an excellent location for fishing enthusiasts, as well as hunting enthusiasts. Boat rentals and snowshoe rentals are available. With added ATV camping sites, riders are able to leave their campsite and head right out on the trails. Trails from Coleman State Park connect with the 1000 mile of trails for OHRV riding and Snowmobiling in Coos County.
The campground at Coleman State Park offers 25 campsites, including sites for ATV camping with direct trail access.
Reserve a site at Coleman State Park Campground
Reserve a cabin at Coleman Estates
Coleman Campground Map 
| Coleman Campground Information/Policies
Coleman Estates: Cabin Rentals
Cabin rentals are now available within Coleman State Park! Coleman Estates offers 4 season cabin rentals with 4 cabins to choose from. One can hold up to 12 people and the others can hold up to 8 people each.
Cabin Rental Options:
Whiskey Jack - Max 12 people, 3 bedrooms, 2 full size bathrooms, dishwasher, gas fireplace, twin bunk beds, 2 full futons (located in the living room), queen sofa & 2 queen beds. $1500/week or $300/night for six people, $20 for each additional adult/night and $10 for each additional child/night.
Osprey - Max 8 people, 2 bedrooms, 2 full size bathrooms, dishwasher, 2 twin bunks, queen bed, full futon (located in the living room) & gas fireplace. $1,000/week or $200/night for four people, $20 for each additional adult/night and $10 for each additional child/night.
Snowy Owl - Max 8 people, 3 bedrooms, 2 full size bathrooms, gas fireplace, bunk bed (twin on top, full on bottom), full bed, queen bed & queen sofa. $1,000/week or $200/night for four people, $20 for each additional adult/night and $10 for each additional child/night.
Marten Room – Max 4 people, 2 beds (one queen, one full futon), 3/4 bathroom, microwave, mini refrigerator, Keurig, TV, phone. $80/night plus tax covers two adults, $20 for additional adult/night and $10 for additional child/night.
Amenities - Clothes washer & dryer, fridge with freezer, hot water, stove/oven, Keurig, dishwasher, toaster, microwave, pots, pans & utensils, linen, oil heat & lighting. Summer only: Picnic table, grill and fire pit.
Restrictions - No pets, 2 night minimum to reserve cabins
Reserve a cabin at Coleman Estates
Operating Schedule
This park is always open for recreation unless closed or restricted by posting. During the off-season the park is typically not staffed and comfort stations are not available.
Campground Schedule:
| Operating Dates |
Office Hours |
Camping Rate Per Night |
| 5/11-10/15 |
Call for park hours |
$25 (no hook-ups)
$29 (shelter) |
Please note: The main operating season for the campground is Memorial Day to Columbus Day. Outside of the main camping season, (early spring and late fall) camping is first come, first serve and weather permitting. Staffing, services, and facilities may be limited during this time. Please use iron ranger (self-service pay station) to make payment.
The off-season poses unique risks inherent when participating in outdoor recreational activities. Please be aware that many State Park areas and trails are not staffed during the off-season, and day-use fees are not collected. Recreationists should possess the necessary knowledge, skill, and equipment to ensure their own safety. Users assume all risk while recreating in State Park lands.
Are pets allowed at Coleman State Park?
Keep Your Parks Clean
Through the Carry-In/Carry-Out Program, you can help us keep your parks clean and beautiful by carrying out whatever you carry in. Thank you for your cooperation and remember to recycle.
Access for Persons with Disabilities
Please contact the park office directly for information regarding disability access needs.