
Quincy
- County:
- Norfolk County
- County Seat:
- No
- Area (mi²):
- 16.573
- State:
- Massachusetts
Quincy is a city located in Norfolk County, Massachusetts. Quincy has a 2025 population of 101,673. Quincy is currently growing at a rate of 0.04% annually and its population has increased by 0.19% since the most recent census, which recorded a population of 101,482 in 2020.
The average household income in Quincy is $119,055 with a poverty rate of 11.42%. The median age in Quincy is 39 years: 38.3 years for males, and 40 years for females.