
Marshallville
- County:
- Atlantic County
- County Seat:
- No
- Area (mi²):
- 1.196
- State:
- New Jersey
Marshallville is a CDP located in Atlantic County, New Jersey. Marshallville has a 2025 population of 282. Marshallville is currently growing at a rate of 6.82% annually and its population has increased by 25.89% since the most recent census, which recorded a population of 224 in 2020.
The average household income in Marshallville is $176,811 with a poverty rate of 0%. The median age in Marshallville is 33.4 years: 33.4 years for males, and 34 years for females.