Apartments for Rent in South River, NJ

Prices and availability in South River, NJ were last updated on 13 Sep 2026.

The best apartments in South River, NJ are: Sherwood Court Apartments, Leonardine Gardens and 160 Main St, Unit 4.

The average rent in South River, NJ is $1,920.

The price range for a 1-bedroom apartment in South River, NJ is between $1,710 and $2,050.

The price range for a 2-bedroom apartment in South River, NJ is between $2,250 and $2,650.

In South River, 34% of the residents are renting compared to 66% owning a home, according to data from the U.S. Census Bureau. Large-scale apartment buildings with more than 50 units represent 5% of South River's rentals, 59% are small-scale complexes with under 50 units, and 36% are single-family rentals.

The average age of rental buildings in South River is 49 years old, with 14% being newer apartment buildings completed since 2000. The average height of apartment buildings in the city is 3 stories, of which all are garden-style apartment communities, none are mid-sized buildings, and none are high-rises. These characteristics describe large-scale apartment communities of 50 apartments or more.

Rental apartments in South River come in a range of sizes and floorplans. Studio apartments represent 3% of units for rent, ideal for singles, renters on a budget and people who value central locations more than space. Rentals with 1-bedroom floorplans make up 80% of the total apartments in the city, while 2-bedroom floorplans represent around 16% of all rentals in South River. The rest are larger floorplans with 3 bedrooms or more, typically preferred by families, larger households or roommates sharing space.