Jacques Cousteau National Estuarine Research Reserve
Managed by National Oceanic and Atmospheric Administration
87 acres
Dog rules not recorded
Directionsto the parking lotWebsite ↗
–Not graded
Outdoors in Sweetwater
Few parks or trails are on the map in Sweetwater
9% of Sweetwater’s land is conserved, about 198 acres. 226 acres are parks and preserves, 212 per 1,000 residents. 0.4 miles of mapped trail cross Sweetwater, 0.1 per square mile of land.
Conserved land
9%
198 acres · of 3.6 sq mi of land
Trails
0.4 mi
0.1 per sq mi of land
Park land
226 ac
212 acres per 1,000 residents
Near a park
72%
of residents within ½ mile
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
Directions go to the nearest trailhead or public parking.
Wharton State Forest
Managed by New Jersey Division of Parks and Forestry
10 acres
Dog rules not recorded
No trailhead mapped yetWebsite ↗
Who protects it
198 conserved acres
9% of Sweetwater’s land. Who manages Sweetwater’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.
State fish & wildlife187 ac
Town or city6 ac
Land trusts & nonprofits5 ac
Not recorded6 ac
State Conservation Area · 187 acLocal Park · 6 acLocal Conservation Area · 6 acPrivate Forest Stewardship · 5 ac
The biggest protected parcels
| Parcel (PAD-US) | Managed by | Acres | Public access |
|---|---|---|---|
| Hammonton Creek Wildlife Management Area State Conservation Area | State fish & wildlife | 187 | Open |
| unknown Local Park | Not recorded | 6 | Open |
| Mullica Township Conservation Area Local Conservation Area | Town or city | 6 | Open |
| New Jersey Conservation Foundation Wooded Lot Private Forest Stewardship | Land trusts & nonprofits | 5 | Open |
When to get out
The best walking months in Sweetwater: April to June
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) | 9.7 | 10.6 | 11.8 | 13.2 | 14.3 | 15.0 | 14.7 | 13.7 | 12.4 | 11.1 | 9.9 | 9.4 |
| High (°F) | 43 | 46 | 53 | 64 | 73 | 82 | 87 | 85 | 78 | 67 | 57 | 47 |
| Rain (in) | 3.6 | 3.1 | 4.6 | 3.5 | 3.4 | 3.9 | 4.8 | 4.7 | 3.8 | 4.1 | 3.4 | 4.5 |
February is the driest month (3.1 in) and July the warmest (highs of 87 °F). 4.8 inches fall in July, the wettest month. Summer highs reach 87 °F, too hot for the outline. The climate in Sweetwater →
Next door
Sweetwater 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 |
|---|---|---|---|---|---|
| Sweetwater | — not graded: under 1,000 residents or part of its town | ||||
| Washington Township | — not graded: under 1,000 residents or part of its town | ||||
| Mullica Township | 30% | 1.1 | 1,212 | 86% | A+ |
The four inputs of the Outdoors grade, from the engine; shares are of land, not water.
Questions about parks and trails in Sweetwater
Are dogs allowed on Sweetwater’s trails?
Jacques Cousteau National Estuarine Research Reserve and Wharton State Forest don’t have dog rules recorded on the map; check the signs at the trailhead.
Is there public land near Sweetwater?
122,669 acres of parks and open public land lie inside Sweetwater or within 10 miles of it (PAD-US), 234 of them inside the town line.
Trail talk
Conditions, parking and favorite walks from Sweetwater neighbors.
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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 →