
Smithville
- County:
- Atlantic County
- County Seat:
- No
- Area (mi²):
- 5.551
- State:
- New Jersey
Smithville is a CDP located in Atlantic County, New Jersey. Smithville has a 2025 population of 9,608. Smithville is currently growing at a rate of 1.67% annually and its population has increased by 8.43% since the most recent census, which recorded a population of 8,861 in 2020.
The average household income in Smithville is $95,303 with a poverty rate of 8.08%. The median age in Smithville is 47.1 years: 47 years for males, and 47.2 years for females.