ZIP 62305 · Quincy
Who lives in ZIP code 62305 (Quincy, IL): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Quincy, IL · Adams County
uszips 2026
People19,036
Median age46.4
Household income$83,598
Home value$213,543
Median rent$926/mo
Poverty7.2%
College degree+35.0%
Commute15 min
Place
- Metro area
- Quincy, IL-MO (micro)
- Wider region
- Quincy-Hannibal, IL-MO
- Time zone
- Central
- Density
- 53 / sq mi
- Housing units
- 7,990
County
Share of the ZIP's people in each county.
Age mix
24.3% are 65 or older; 77.7% are adults.
Household income
40.5% of households earn $100K+. Median per person: $43,434.
Education (adults 25+)
40.7% of degrees are in STEM fields.
Race
1.3% Hispanic or Latino (of any race).
Households & family
- Married
- 59.4%
- Never married
- 24.2%
- Divorced
- 10.4%
- Widowed
- 6.0%
- Family size
- 2.94
- Dual-income families
- 60.4%
Housing
- Own their home
- 84.7%
- Rent burden
- 26.1%
- Men / women
- 48% / 53%
Work
- In labor force
- 64.9%
- Unemployment
- 1.8%
- Self-employed
- 12.2%
- Farmers
- 2.9%
Community
- Charitable givers
- 23.3%
- Veterans
- 7.7%
- With a disability
- 16.9%
- No health insurance
- 5.1%
- Limited English
- 0.2%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.