
East Millstone
- County:
- Somerset County
- County Seat:
- No
- Area (mi²):
- 2.234
- State:
- New Jersey
East Millstone is a CDP located in Somerset County, New Jersey. East Millstone has a 2025 population of 532. East Millstone is currently declining at a rate of -0.56% annually and its population has decreased by -23.23% since the most recent census, which recorded a population of 693 in 2020.
The average household income in East Millstone is $553,600 with a poverty rate of 0%. The median age in East Millstone is 46.9 years: 46.2 years for males, and 47.7 years for females.