Photo: John Phelan · CC BY 3.012% of Dennis Port’s land is conserved, and virtually every resident lives within a half mile of a park
Virtually every resident lives within a half mile of a park. The biggest trail networks: Sea View Park (0.9 mi). 12% of Dennis Port’s land is conserved, about 223 acres.
What kind of outdoors town is Dennis Port?
Read from the map. The page puts what stands out first.
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 Sea View Park, with 0.9 miles. Directions go to the nearest trailhead or public parking.
Plashes Conservation Land
Holman Property
All 16 parks & preserves
223 conserved acres
12% of Dennis Port’s land. Water is left out: Dennis Port has 3.0 square miles of land and 0.3 of water, so the share counts land only. Who manages Dennis Port’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.
Conserved doesn’t always mean open to visitors. 9 acres are conservation easements, usually private land. Public access isn’t recorded for 4 of 45 parcels. The walks above are places people visit.
| Parcel (PAD-US) | Managed by | Acres | Public access |
|---|---|---|---|
| The Plashes Conservation Area Local Other or Unknown | Not recorded | 47 | Open |
| Swan Pond River Conservation Area Private Conservation | Not recorded | 32 | Open |
| Hart Farm Local Other or Unknown | Not recorded | 22 | Open |
| Sea View Playland Park Local Park | Town or city | 18 | Open |
| Swan River Marsh Local Other or Unknown | Not recorded | 13 | Open |
| Water District Land Watershed Protection Area | Not recorded | 12 | Unknown |
| Holman Property Local Other or Unknown | Not recorded | 12 | Open |
| Cape Cod Land Bank Acquisition Local Other or Unknown | Not recorded | 10 | Open |
| Swan Pond Cemetery Local Historic or Cultural Area | Not recorded | 8 | Open |
| Swan Pond Overlook Local Other or Unknown | Not recorded | 5 | Open |
5 smaller protected places aren’t shown.
16 places to go in Dennis Port
Beaches, playgrounds, peaks, falls and more. Pick a kind.
Plus 3 beaches without a name on the map. Tap “Show all on map” to see them.
2 playgrounds without a name on the map.
1 boat launch without a name on the map. Tap “Show all on map” to see it.
1 lakes & rivers
1.4 miles of bike routes
Bike lanes are often missing from the map in smaller towns, so that number is likely low.
The best walking months in Dennis Port: 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) | 9.5 | 10.5 | 11.8 | 13.3 | 14.5 | 15.2 | 14.9 | 13.8 | 12.4 | 11.0 | 9.8 | 9.2 |
| High (°F) | 39 | 40 | 45 | 54 | 63 | 72 | 79 | 78 | 72 | 62 | 53 | 44 |
| Rain (in) | 3.9 | 3.3 | 4.4 | 4.1 | 3.2 | 3.3 | 2.5 | 3.4 | 3.8 | 4.4 | 4.0 | 4.7 |
July is the driest month (2.5 in) and the warmest (highs of 79 °F). 4.7 inches fall in December, the wettest month. The climate in Dennis Port →
Dennis Port and its neighbors
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 |
|---|---|---|---|---|---|
| Dennis Port | — not graded: under 1,000 residents or part of its town | ||||
| West Dennis | — not graded: under 1,000 residents or part of its town | ||||
| Dennis | 26% | 2.6 | 85 | 99%+ | A+ |
| South Dennis | — not graded: under 1,000 residents or part of its town | ||||
| Northwest Harwich | — not graded: under 1,000 residents or part of its town | ||||
| Harwich | 19% | 3.5 | 114 | 95% | A+ |
The four inputs of the Outdoors grade, from the engine; shares are of land, not water.
Questions about parks and trails in Dennis Port
Where can I hike in Dennis Port?
The longest trail networks: Sea View Park, 0.9 miles. Each one is on the map above, with directions to the nearest trailhead or parking.
Are dogs allowed on Dennis Port’s trails?
Sea View Park and Plashes Conservation Land don’t have dog rules recorded on the map; check the signs at the trailhead.
Where can I bike in Dennis Port?
1.4 miles of bike routes are on the map: 0.8 of painted or protected lanes, 0.4 of off-road paths and 0.1 of shoulders and shared lanes.
Is there public land near Dennis Port?
13,658 acres of parks and open public land lie inside Dennis Port or within 10 miles of it (PAD-US), 194 of them inside the town line.
Trail talk
Conditions, parking and favorite walks from Dennis Port 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 →