Groton State Forest
Nature preserve
7,146 acres25.3 mi of trail
Telephone Line TrailPeacham Bog LoopBig Deer Mountain TrailOsmore Pond Loop+1
Dog rules not recorded
Directionsto the trailheadWebsite ↗
Photo: Ascended Dreamer · CC BY-SA 4.0–Not graded
Outdoors in Peacham
Few parks or trails are on the map in Peacham
The biggest trail networks: Groton State Forest (25.3 mi). 34% of Peacham’s land is conserved, about 10,263 acres. 207 acres are parks and preserves, 234 per 1,000 residents.
Conserved land
34%
10,263 acres · of 46.7 sq mi of land
Trails
37 mi
0.8 per sq mi of land
Park land
207 ac
234 acres per 1,000 residents
Near a park
4%
of residents within ½ mile
Bike routes
0.1 mi
0.1 mi paths
Highest peak
2,562 ft
Cow Hill
Lakes & rivers
8
6 boat launches
The map
Conserved land, trails & bike routes
Tap a number to zoom to a park. Tap a layer to hide it.
Easements protect land from building but are usually private.© OpenStreetMap contributors · USGS PAD-US
Places to walk
Pick a walk
The longest trail network is Groton State Forest, with 25.3 miles. Directions go to the nearest trailhead or public parking.
Who protects it
10,263 conserved acres
34% of Peacham’s land. Who manages Peacham’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.
Land trusts & nonprofits4,468 ac
Other state land748 ac
State fish & wildlife11 ac
Not recorded7,468 ac
State Resource Management Area · 7,198 acConservation Easement · 2,611 acAgricultural Easement · 1,617 acForest Stewardship Easement · 736 acUnknown Easement · 251 ac
Good to know
Conserved doesn’t always mean open to visitors. 2,794 acres are conservation easements, usually private land. Public access isn’t recorded for 27 of 106 parcels. The walks above are places people visit.
The biggest protected parcels
| Parcel (PAD-US) | Managed by | Acres | Public access |
|---|---|---|---|
| Groton State Forest State Resource Management Area | Not recorded | 7,198 | Open |
| Peacham Town Forest Local Resource Management Area | Not recorded | 181 | Unknown |
| Mud Pond State Other or Unknown | Not recorded | 48 | Open |
| Keiser Pond Wildlife Management Area State Conservation Area | Not recorded | 23 | Open |
| Ewell Pond Access State Other or Unknown | Not recorded | 13 | Open |
| Martins Pond Access State Other or Unknown | Not recorded | 4 | Open |
Things to do
23 places to go in Peacham
Beaches, playgrounds, peaks, falls and more. Pick a kind.
Boat launches in Peacham
<different> Boat Ramp
DirectionsFosters Pond Access Area
DirectionsKeiser Pond Access Area
DirectionsPeacham Pond
DirectionsPlus 2 boat launches without a name on the map. Tap “Show all on map” to see them.
Scenic views in Peacham
Owl's Head OverlookIn Groton State Forest
DirectionsPlus 3 scenic views without a name on the map.
Peaks in Peacham
Cow Hill2,562 ft elevation
DirectionsLookout Mountain2,500 ft elevation
DirectionsMacks Mountain2,411 ft elevation
DirectionsHooker Mountain2,300 ft elevation
DirectionsMorse Mountain2,270 ft elevation
DirectionsDevils Hill1,965 ft elevation · In Groton State Forest
DirectionsDeer Mountain1,962 ft elevation · In Groton State Forest
DirectionsJennison Mountain1,883 ft elevation
Directions4 more peaks
Blake Hill1,880 ft elevation · In Groton State Forest
DirectionsSpice Mountain1,837 ft elevation · In Groton State Forest
DirectionsOwlshead Mountain1,814 ft elevation · In Groton State Forest
DirectionsLittle Deer Mountain1,736 ft elevation · In Groton State Forest
DirectionsCampgrounds in Peacham
New Discovery State ParkIn Groton State Forest
DirectionsTrails & water
13 named trails and 8 lakes & rivers
Named trails
Open to bikes · 5.8 miHorses · 5.8 miUnpaved · 22.4 mi
Telephone Line Trail3.3 mi
Peacham Bog Loop2.7 mi
Big Deer Mountain Trail2.0 mi
Osmore Pond Loop1.9 mi
Owls Head Trail1.7 mi
Bog Loop to Devils Hill1.7 mi
Devil's Hill Trail1.4 mi
Coldwater Brook Trail1.1 mi
Hosmer Brook Trail1.0 mi
New Discovery to Osmore Pond Trail0.5 mi
3 more trails
Littte Deer Mountain Trail
0.4 miMulti Use connector trail
0.3 miKettle Pond Loop Trail
0.2 miLakes & rivers tap for directions
Biking & sports
0.1 miles of bike routes
Bike lanes are often missing from the map in smaller towns, so that number is likely low.
0.1 mi
off-road bike paths
Courts & fields
1Equestrian
Includes school and college facilities, which aren’t always open to the public.
History along the way
History →4 places on the National Register
The country’s official list of places worth saving (National Park Service).
When to get out
The best walking months in Peacham: May and September
NOAA’s 1991–2020 normals for the town and the daylight at its latitude. Outlined months have long days, highs of 59 to 86 °F and little rain for the place.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight (h) | 9.2 | 10.4 | 11.8 | 13.4 | 14.8 | 15.5 | 15.2 | 14.0 | 12.4 | 10.9 | 9.5 | 8.9 |
| High (°F) | 25 | 29 | 37 | 51 | 64 | 73 | 77 | 75 | 68 | 54 | 42 | 31 |
| Rain (in) | 2.9 | 2.6 | 3.0 | 3.5 | 4.0 | 4.4 | 5.0 | 4.3 | 3.7 | 4.6 | 3.4 | 3.6 |
February is the driest month (2.6 in) and July the warmest (highs of 77 °F). 5.0 inches fall in July, the wettest month. The climate in Peacham →
Next door
Peacham and its neighbors
Peacham has the most mapped trails of the 6 towns around it. Tap a town to see its outdoors.
| Town | Conserved of land | Trail mi per sq mi | Park acres per 1,000 | Near a park ½ mile | Outdoors |
|---|---|---|---|---|---|
| Peacham | — not graded: under 1,000 residents or part of its town | ||||
| Barnet | 16% | 0.2 | 754 | 11% | B+ |
| Danville | 4% | 0.3 | 147 | 24% | B− |
| Marshfield | 30% | 0.4 | 32 | 15% | B+ |
| Groton | — not graded: under 1,000 residents or part of its town | ||||
| Cabot | 13% | 0.2 | 670 | 23% | B+ |
The four inputs of the Outdoors grade, from the engine; shares are of land, not water.
Questions about parks and trails in Peacham
Where can I hike in Peacham?
The longest trail networks: Groton State Forest, 25.3 miles. Each one is on the map above, with directions to the nearest trailhead or parking.
Are dogs allowed on Peacham’s trails?
Groton State Forest doesn’t have dog rules recorded on the map; check the signs at the trailhead.
Where can I bike in Peacham?
0.1 miles of bike routes are on the map: 0.1 of off-road paths.
Is there public land near Peacham?
49,552 acres of parks and open public land lie inside Peacham or within 10 miles of it (PAD-US), 7,497 of them inside the town line.
Trail talk
Conditions, parking and favorite walks from Peacham neighbors.
Share a tip
Sources
Where this page comes from
Conserved and public land: USGS Protected Areas Database of the United States (PAD-US), service updated July 2026. Parks, trails, playgrounds, beaches and other places: OpenStreetMap (© OpenStreetMap contributors, ODbL), map data as of 2026-10-28. Land and water area: Census 2025 Gazetteer. Residents near a park: 2020 Census blocks. National Register: National Park Service. How TownRatings grades the outdoors →