
Highland Lakes
- County:
- Sussex County
- County Seat:
- No
- Area (mi²):
- 4.322
- State:
- New Jersey
Highland Lakes is a CDP located in Sussex County, New Jersey. Highland Lakes has a 2025 population of 5,111. Highland Lakes is currently growing at a rate of 7.15% annually and its population has increased by 9.54% since the most recent census, which recorded a population of 4,666 in 2020.
The average household income in Highland Lakes is $170,225 with a poverty rate of 2.99%. The median age in Highland Lakes is 49.3 years: 48.8 years for males, and 49.6 years for females.