Massachusetts · Census place 2555745

Quincy, Massachusetts

Quincy is a city in Norfolk County, Massachusetts with an estimated 103,434 residents on July 1, 2024. It is the 8th largest of 58 incorporated places of 1,000+ people in the state.

Population 2024
103,434
#8 of 58 in Massachusetts
Change since 2020
+1.9%
+1,942 people
Land area
16.6 sq mi
+ 10.33 sq mi water
Density
6,242 / sq mi
State median 2,852
Orange pin: Quincy. Shaded: its county. Dark pin: Boston.

Quincy population, 2020 to 2024

Quincy added 1,942 residents from July 2020 to July 2024, a change of +1.9%. In the latest year it moved by +1,130. Among 58 Massachusetts places of 5,000 or more, that growth ranks 21st; the median place changed by +1.2%. The median place of 5,000+ in Massachusetts has 44,052 people, so Quincy is 2.3 times that size.

101.5k2020101.1k2021102.2k2022102.3k2023103.4k2024
July 1 estimates. The April 2020 estimates base was 101,618. The axis starts above zero so yearly changes are visible.

Quincy covers 16.57 square miles of land and 10.33 of water, for 6,242 people per square mile of land. The median Massachusetts place of 5,000+ has 2,852, so Quincy is denser than the typical town.

What county Quincy is in

All of Quincy's residents live in Norfolk County, which had 740,754 residents in 2024. Quincy holds 14.0% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Quincy

3 ZIP Code Tabulation Areas (ZCTAs) overlap Quincy by at least 10% of the ZCTA's or the city's land: 02169, 02170, 02171. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Quincy is

The Census internal point of Quincy is at 42.261000, -71.009000. Boston, the capital, is 7.3 miles NNW in a straight line. The nearest larger place is Boston, MA (673,458 people), 5.4 miles away. The ground at the internal point is about 3 m (10 ft) above sea level.

Internal point

Decimal
42.261000, -71.009000
DMS
42°15'39.60"N 71°00'32.40"W
UTM
19N 334297.7E 4680709.5N
Geohash
drt82jku4
Plus code
87JC7X6R+C9
Time zone
America/New_York

Daylight in Quincy

At 42.26° N, Quincy gets about 15 h 16 min of daylight around the June solstice and 9 h 05 min around the December solstice, a swing of 6 h 11 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026. Month-by-month sunrise and sunset times are on the Quincy daylight page.

Places near Quincy

The eight nearest incorporated places of 1,000+ in Massachusetts, measured between internal points. The closest is Braintree Town, 3.8 miles away, with 39,134 people.

Questions people ask

What is the population of Quincy, MA?

103,434 on July 1, 2024, in the Census Vintage 2024 estimates. That is up 1,942 (1.9%) from 101,492 in July 2020.

What county is Quincy in?

Norfolk County. All of its residents live in that county.

What ZIP codes cover Quincy?

3 ZIP Code Tabulation Areas overlap it by at least 10% of either area: 02169, 02170, 02171.

How far is Quincy from Boston?

7.3 miles (11.7 km) in a straight line, heading NNW from Quincy.

What is the nearest larger city to Quincy?

Boston, MA, with 673,458 residents, 5.4 miles away between internal points.

Sources and data as of

Data as of: Census Vintage 2024 subcounty estimates (July 1, 2024), 2024 Gazetteer places, 2020 ZCTA to place relationship file.

  1. 01Census Vintage 2024 subcounty population estimates
  2. 02Census 2024 Gazetteer, places
  3. 03Census 2020 ZCTA to place relationship file
  4. 04Census 2024 cartographic boundary file, counties (1:5,000,000)
  5. 05Open-Meteo forecast API (time zone and Copernicus GLO-90 elevation) (last verified 2026-09-30)

How every number is computed: methodology. Spotted a wrong figure? Report an error.