Cost of living in South River, NJ

South River is a Census borough in Middlesex County, NJ. ACS 2024 5-year population is 16,124. Median gross rent is $1,675 (ACS 2024 5-year, this place). Median home value is $405,200. Median household income is $96,147. Insurance is the NAIC state average; food is a USDA plan — no town indexes.