Quincy township Population

2010–2026

4,140

2026 projection

0.7% since 2020 (increase)

01K2K3K4K5K201020122014201620182020202220242026

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 township. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20264,14000.00%
20254,14000.00%
20244,140+380.93%
20234,102-360.87%
20224,138+30.07%
20214,135+230.56%
20204,112-1052.49%
20194,217-20.05%
20184,219+120.29%
20174,207-120.28%

Showing 10 of 17 years.

Quincy township Demographics

45.1median age

Median age

Female48.6 yrs
Male37.7 yrs

Adults

3,338
966 seniors · 29%2,372 other adults

Sex

Female 48.2% · 1,990Male 51.8% · 2,136

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 41 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 township Income

$70,240median household income

Median household income

$70,240

Half of households earn more, half earn less

Median earnings

$48,494

Typical yearly pay for a worker 25 or older.

Poverty rate

9.3%

About 1 in 11 residents

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

Quincy township Marital Status

53% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married53%57%50%
Never married25%29%22%
Divorced14%12%16%
Widowed7%2%11%
Separated1%<1%1%

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