Quincy Micro
Quincy has lower-than-average household income, with a median household income of $65,385. Population has declined 5% since 2000. Median home value has more than doubled since 2000, reaching $158,294.
Population & growth
PEP 2025 EST:74,146 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Education
Commute & transportation
Work & employment
People & community
Principal cities
2 component counties
Metros similar to Quincy
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How many people live in Quincy, IL-MO?
Quincy, IL-MO has about 74,678 residents according to the 2024 American Community Survey.
What is the median household income in Quincy, IL-MO?
The typical household in Quincy, IL-MO earns about $65,385 a year. Half of households make more than that, and half make less.
Is Quincy, IL-MO expensive?
In Quincy, IL-MO, the median home is worth about $158,294, and the typical rent is about $804 a month.
How educated are people in Quincy, IL-MO?
About 26.1% of adults age 25 and over in Quincy, IL-MO hold a bachelor's degree or higher.
What is the poverty rate in Quincy, IL-MO?
About 12.8% of people in Quincy, IL-MO live below the federal poverty line.
Has Quincy, IL-MO grown since 1990?
Yes, Quincy, IL-MO has shrunk since 1990. The population has lost about 1,645 residents, a change of about -2 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · METRO ROLLUP OF COMPONENT COUNTIES · UPDATED 2024