Quincy city, Illinois demographics and economy

Census American Community Survey 2023 5-Year Estimates for Quincy city, Illinois.

Population
39,188
Median HH Income
$56,372
Median Home Value
$146,100
Median Age
40.1

Workforce

Unemployment rate
4.2%
850 unemployed of 20,314 in labor force
Bachelor's degree or higher
17.4%
of population age 25+ (27,233 total)
Below poverty line
15.4%
5,839 of 37,843 surveyed

Housing & cost of living

Median home value
$146,100
owner-occupied housing units
Median gross rent
$824/mo
renter-occupied units, all bedrooms

Related resources

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Similar-sized Illinois places

Data source: U.S. Census Bureau American Community Survey 2023 5-Year Estimates (Table B). Geography: place (incorporated city/town/CDP). Public domain (USA.gov).

Indicators: B01003 (population), B19013 (median household income), B25077 (median home value), B01002 (median age), B25064 (median gross rent), B23025 (labor force/unemployment), B15003 (educational attainment), B17001 (poverty).

Generated 2026-05-27. Census applies suppression rules to small populations; some values may be unavailable.