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South River Aerial (33615488523)Photo: formulanone from Huntsville, United States · CC BY-SA 2.0
B+Outdoors
Outdoors in South River

7% of South River’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. 7% of South River’s land is conserved, about 129 acres. 0.2 miles of mapped trail cross South River, 0.1 per square mile of land.

Ahead of 68% of U.S. towns · #350 of 468 in New Jersey. What drives it

Conserved land
7%
129 acres · of 2.8 sq mi of land
Trails
0.2 mi
0.1 per sq mi of land
Park land
238 ac
15 acres per 1,000 residents
Near a park
99%+
of residents within ½ mile
Lakes & rivers
3
1 boat launch

What kind of outdoors town is South River?

Read from the map. The page puts what stands out first.

Outdoors grade

How much outdoors does South River have?

On conserved land, trails, park land and how close residents live to a park, South River is ahead of 68% of U.S. towns, #350 of 468 in New Jersey. The share of residents near a park holds the grade up; trail miles pull it down.

B+
OutdoorsA character grade: shown, never part of South River’s overall grade.
All U.S. towns we grade (21,298)Ahead of 68%
LessMore
New Jersey towns of 2,500+ (468)Ahead of 25%

New Jersey towns conserve more land than most (a typical one, 11%; the U.S., 4%), so South River’s 7% is ahead of 35% of New Jersey towns, while its trails per square mile lead 11% of them.

Water is 5% of South River’s area (0 of 3 square miles), so every share here is of land; over land and water together, the conserved share would read 7%.

How sure. Graded on any three of the four inputs instead, the letter would range from B− to A. Trails and many small parks come from OpenStreetMap, mapped by volunteers, so coverage varies from town to town; the half mile is a straight line from each census block, so a river or highway in the way isn’t counted against it.

PAD-US, OpenStreetMap (© OpenStreetMap contributors), Census 2025 Gazetteer and 2020 blocks; details in Sources below. How TownRatings grades the outdoors →

The map

Conserved land, trails & bike routes

Tap a number to zoom to a park. Tap a layer to hide it.

1234
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.

Daley's Pond Recreation Area

Park
16 acres
Dog rules not recorded
No trailhead mapped yet

Grekoski Park

Park
11 acres0.1 mi of trail
Dog rules not recorded
Directionsto the parking lot

Causeway Park

Park
5 acres
Dog rules not recorded
Directionsto the parking lot

Veterans Park Recreation Area

Park
2 acres
Dog rules not recorded
No trailhead mapped yet
All 5 parks & preserves
Grekoski Park11 acres · 0.1 mi of trail
Directions
Daley's Pond Recreation Area16 acres
Causeway Park5 acres
Directions
Veterans Park Recreation Area2 acres
Sheinfine Park1 acres
Directions
Who protects it

129 conserved acres

7% of South River’s land. Water is left out: South River has 2.8 square miles of land and 0.2 of water, so the share counts land only. Who manages South River’s conserved land, from the USGS Protected Areas Database. Approximate, because parcels can overlap.

Town or city83 ac
County27 ac
Joint16 ac
Not recorded9 ac
Local Park · 81 acLocal Recreation Area · 29 acRecreation or Education Easement · 16 acLocal Other or Unknown · 5 acState Other or Unknown · 4 ac
Good to know

Conserved doesn’t always mean open to visitors. 15 acres are conservation easements, usually private land. Public access isn’t recorded for 5 of 21 parcels. The walks above are places people visit.

The biggest protected parcels
Parcel (PAD-US)Managed byAcresPublic access
Edward Grekoski Park
Local Park
Town or city29Open
Veteran's Drive Athletic Field
Local Park
Town or city28Open
South River Waterfront
Local Recreation Area
County26Open
Daleys Pond
Local Park
Town or city14Open
South River Borough Unknown
Local Other or Unknown
Town or city5Unknown
Leonardine Park
Local Park
Town or city4Open
South River Little League Field
Local Park
Town or city4Open
unknown
State Other or Unknown
Not recorded4Unknown
Fitzpatrick Field
Local Park
Town or city2Open
Varga Park Extension (Mahadashwar)
Local Recreation Area
County1Open

1 smaller protected places aren’t shown.

Things to do

8 places to go in South River

Beaches, playgrounds, peaks, falls and more. Pick a kind.

Picnic areas in South River
Holy Trinity Picnic Site
Directions
Trails & water

3 lakes & rivers

Lakes & rivers tap for directions
Biking & sports

0.0 miles of bike routes

Bike lanes are often missing from the map in smaller towns, so that number is likely low.

Courts & fields
8Baseball
5Tennis
4Basketball
2Soccer
1Football

Includes school and college facilities, which aren’t always open to the public.

History along the way

2 places on the National Register

The country’s official list of places worth saving (National Park Service).

History →
Old School Baptist Church and CemeteryBuilding · listed 1992
About it
St. Mary's ChurchBuilding · listed 2003
About it
When to get out

The best walking months in South River: April to June and August

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.

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight (h)9.610.611.813.214.415.014.813.812.411.09.99.3
High (°F)414452637382878578665646
Rain (in)3.62.94.23.74.14.34.94.44.04.23.34.3

February is the driest month (2.9 in) and July the warmest (highs of 87 °F). 4.9 inches fall in July, the wettest month. Summer highs reach 87 °F, too hot for the outline. The climate in South River →

Next door

South River and its neighbors

Tap a town to see its outdoors.

TownConserved
of land
Trail mi
per sq mi
Park acres
per 1,000
Near a park
½ mile
Outdoors
South River7%0.11599%+B+
Sayreville8%1.41894%A
East Brunswick Township20%1.65697%A+

The four inputs of the Outdoors grade, from the engine; shares are of land, not water.

Questions about parks and trails in South River

Where can I hike in South River?

The longest trail networks: Grekoski Park, 0.1 miles. Each one is on the map above, with directions to the nearest trailhead or parking.

How much of South River is conserved land?

7% of its land, against a typical 11% for a New Jersey town and 4% nationally (PAD-US). Conserved doesn’t always mean open to visitors: easements are usually private land.

Are dogs allowed on South River’s trails?

Daley's Pond Recreation Area and Grekoski Park don’t have dog rules recorded on the map; check the signs at the trailhead.

Is there public land near South River?

33,927 acres of parks and open public land lie inside South River or within 10 miles of it (PAD-US), 238 of them inside the town line.

How much outdoors does South River have?

Ahead of 68% of U.S. towns on the Outdoors grade, #350 of 468 in New Jersey. 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 South River neighbors.

Town Square →
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 →