
Butler
- County:
- Morris County
- County Seat:
- No
- Area (mi²):
- 2.034
- State:
- New Jersey
Butler borough is located in Morris County, New Jersey. Butler borough has a 2025 population of 8,181. Butler borough is currently growing at a rate of 0.29% annually and its population has increased by 1.92% since the most recent census, which recorded a population of 8,027 in 2020.
The average household income in Butler borough is $118,967 with a poverty rate of 9.35%. The median age in Butler borough is 40.9 years: 38.8 years for males, and 44.2 years for females.