ZIP CodeStandard
62305
Quincy, IL
ZIP Code 62305 in Quincy, IL has a population of 19,042 and a median household income of $83,598. Explore Census demographics, housing, and a map.
Demographics
Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.
People
Total population
19,042
People
Median age
46.4
Housing
Total households
7,990
Income
Median household income
$83,598
Housing
Total housing units
8,405
Employment
Employment rate
63.7%
Education
Bachelor’s degree or higher
35%
Healthcare
Insured population
94.9%
Nearby ZIP codes
ZIP codes near 62305.
Data Sources & Citations
The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:
- United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
- United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS