
Spotswood
- County:
- Middlesex County
- County Seat:
- No
- Area (mi²):
- 2.313
- State:
- New Jersey
Spotswood borough is located in Middlesex County, New Jersey. Spotswood borough has a 2025 population of 8,092. Spotswood borough is currently growing at a rate of 0.09% annually but its population has decreased by -0.41% since the most recent census, which recorded a population of 8,125 in 2020.
The average household income in Spotswood borough is $119,611 with a poverty rate of 3.44%. The median age in Spotswood borough is 45.4 years: 45 years for males, and 46 years for females.