62301   Zip Code Quincy Adams IL United States

City Quincy
County Adams
State Illinois
Latitude 39.93139
Longitude -91.38741
Population 30,746
Density 2753.11 people per square mile
Time Zone America/Chicago
  • All demographic data comes from the 2024 American Community Survey (5-year study).
  • Learn more about each field.
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Household Income

Median household: $52,055
Median individual: $34,425

Race

Mode: 85.1% White

Gender

 50.2% female 

Rent

  $815 / month  

Median house value: $133,202.0

Age

Median: 38.5 years old

Education

With at least college degree: 25.3%
With STEM degree: 41.4%

Marital Status

 38.6% married 

Never married: 37.1%

Labor Force Participation

 64.6% working 

Unemployed: 5.7%

Average Family Size

 2.96 people 

Commute Time

 13.4 minutes 

Health Care

 4.5% uninsured 

Poverty

 19.3%

All data comes from the SimpleMaps US Zips Comprehensive Database, February 2026.

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