Quincy Population

2010–2026

1,565

2026 projection

0.5% since 2020 (increase)

05001K1.5K2K201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Quincy. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20261,565+10.06%
20251,564+10.06%
20241,563+130.84%
20231,550-140.90%
20221,56400.00%
20211,564+70.45%
20201,557-583.59%
20191,615-30.19%
20181,618+40.25%
20171,614-80.49%

Showing 10 of 17 years.

Quincy Demographics

41.3median age

Median age

Female47.6 yrs
Male34.3 yrs

Adults

1,209
319 seniors · 26%890 other adults

Sex

Female 49.9% · 741Male 50.1% · 743

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 15 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Quincy Income

$59,844median household income

Median household income

$59,844

Half of households earn more, half earn less

Median earnings

$46,675

Typical yearly pay for a worker 25 or older.

Poverty rate

16.7%

About 1 in 6 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Quincy Marital Status

35% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married35%38%33%
Never married36%40%32%
Divorced17%19%14%
Widowed10%2%18%
Separated2%1%4%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201