Photo: Unknown photographer · Public domainDeer Isle has 21 miles of mapped trails, 0.7 for every square mile of land
The biggest trail networks: Edgar M. Tennis Preserve (2.5 mi), Shore Acres Preserve (2.2 mi), Barred Island Preserve (1.5 mi). 8% of Deer Isle’s land is conserved, about 1,553 acres. 7% of residents live within a half mile of a park.
Ahead of 58% of U.S. towns. What drives it
What kind of outdoors town is Deer Isle?
Read from the map. The page puts what stands out first.
How much outdoors does Deer Isle have?
On conserved land, trails, park land and how close residents live to a park, Deer Isle is ahead of 58% of U.S. towns. Trail miles hold the grade up; the share of residents near a park pulls it down.
Water is more than half of Deer Isle’s area (94 of 124 square miles), so every share here is of land; over land and water together, the conserved share would read 2%.
PAD-US, OpenStreetMap (© OpenStreetMap contributors), Census 2025 Gazetteer and 2020 blocks; details in Sources below. How TownRatings grades the outdoors →
Conserved land, trails & bike routes
Tap a number to zoom to a park. Tap a layer to hide it.
Pick a walk
The longest trail network is Edgar M. Tennis Preserve, with 2.5 miles. Directions go to the nearest trailhead or public parking.
Shore Acres Preserve
Barred Island Preserve
Carrying Place Preserve
Church Land Preserve
Lisa Tolman Wotton Nature Preserve
Scott's Landing Preserve
Lily Pond Park
All 23 parks & preserves
1,553 conserved acres
8% of Deer Isle’s land. Water is left out: Deer Isle has 29.7 square miles of land and 93.9 of water, so the share counts land only. Who manages Deer Isle’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.
Conserved doesn’t always mean open to visitors. 1,009 acres are conservation easements, usually private land. Public access isn’t recorded for 58 of 96 parcels. The walks above are places people visit.
| Parcel (PAD-US) | Managed by | Acres | Public access |
|---|---|---|---|
| Bradbury Island Preserve Private Other or Unknown | Land trusts & nonprofits | 162 | Closed |
| Barred Island Preserve Private Conservation | Land trusts & nonprofits | 125 | Closed |
| Tennis Preserve Pickering Cove Private Conservation | State parks | 120 | Closed |
| Acadia National Park Private Other or Unknown | Land trusts & nonprofits | 47 | Closed |
| Petit Manan National Wildlife Refuge National Wildlife Refuge | U.S. Fish and Wildlife Service | 42 | Restricted |
| Shore Acres Preserve Local Other or Unknown | Regional agency | 38 | Restricted |
| Alan E. Hutchinson Wildlife Management Area State Conservation Area | State fish & wildlife | 28 | Restricted |
| Big Bear Island Private Other or Unknown | Land trusts & nonprofits | 22 | Closed |
| Lily Pond Private Other or Unknown | Land trusts & nonprofits | 9 | Unknown |
| Unknown Private Other or Unknown | Land trusts & nonprofits | 8 | Closed |
5 smaller protected places aren’t shown.
24 places to go in Deer Isle
Beaches, playgrounds, peaks, falls and more. Pick a kind.
7 more beaches
25 named trails and 3 lakes & rivers
15 more trails
0.0 miles of bike routes
Bike lanes are often missing from the map in smaller towns, so that number is likely low.
Includes school and college facilities, which aren’t always open to the public.
6 places on the National Register
The country’s official list of places worth saving (National Park Service). The map also marks 2 historic points from OpenStreetMap: plaques, memorials and old buildings.
The best walking months in Deer Isle: May to 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) | 30 | 32 | 39 | 51 | 61 | 70 | 76 | 75 | 68 | 56 | 45 | 36 |
| Rain (in) | 4.2 | 3.4 | 4.2 | 4.3 | 3.8 | 4.2 | 3.2 | 3.1 | 4.0 | 5.4 | 4.8 | 4.9 |
August is the driest month (3.1 in) and July the warmest (highs of 76 °F). 5.4 inches fall in October, the wettest month. The climate in Deer Isle →
Deer Isle and its neighbors
Deer Isle has the second most mapped trails of the 8 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 |
|---|---|---|---|---|---|
| Deer Isle | 8% | 0.7 | 21 | 7% | B |
| Stonington | 15% | 0.7 | 4 | 11% | B− |
| North Haven | — not graded: under 1,000 residents or part of its town | ||||
| Brooksville | — not graded: under 1,000 residents or part of its town | ||||
| Brooklin | — not graded: under 1,000 residents or part of its town | ||||
| Islesboro | — not graded: under 1,000 residents or part of its town | ||||
| Swans Island | — not graded: under 1,000 residents or part of its town | ||||
| Sedgwick | 5% | 0.3 | under 1 | under 1% | C− |
The four inputs of the Outdoors grade, from the engine; shares are of land, not water.
Questions about parks and trails in Deer Isle
Where can I hike in Deer Isle?
The longest trail networks: Edgar M. Tennis Preserve, 2.5 miles; Shore Acres Preserve, 2.2 miles; Barred Island Preserve, 1.5 miles; Carrying Place Preserve, 1.5 miles. Each one is on the map above, with directions to the nearest trailhead or parking.
How much of Deer Isle is conserved land?
8% of its land, against a typical 6% for a Maine town and 4% nationally (PAD-US). Conserved doesn’t always mean open to visitors: easements are usually private land.
Are dogs allowed on Deer Isle’s trails?
Edgar M. Tennis Preserve and Shore Acres Preserve don’t have dog rules recorded on the map; check the signs at the trailhead.
Is there public land near Deer Isle?
7,175 acres of parks and open public land lie inside Deer Isle or within 10 miles of it (PAD-US), 52 of them inside the town line.
How much outdoors does Deer Isle have?
Ahead of 58% of U.S. towns on the Outdoors grade. The grade combines the share of land that is conserved, miles of mapped trail per square mile of land, park acres per 1,000 residents and the share of residents within a half mile of a park. It’s a character grade, so it isn’t part of the overall grade. How it works.
Trail talk
Conditions, parking and favorite walks from Deer Isle neighbors.
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 →