ZIP 42728 · Columbia
Who lives in ZIP code 42728 (Columbia, KY): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Columbia, KY · Adair County
uszips 2026
People16,412
Median age39.2
Household income$51,623
Home value$141,274
Median rent$771/mo
Poverty17.1%
College degree+22.8%
Commute22 min
Place
- Metro area
- Outside any metro
- Time zone
- Central
- Density
- 20 / sq mi
- Housing units
- 6,223
Spans 3 counties
Share of the ZIP's people in each county.
Age mix
19.8% are 65 or older; 81.0% are adults.
Household income
22.2% of households earn $100K+. Median per person: $25,675.
Education (adults 25+)
25.2% of degrees are in STEM fields.
Race
3.6% Hispanic or Latino (of any race).
Households & family
- Married
- 47.8%
- Never married
- 30.7%
- Divorced
- 15.0%
- Widowed
- 6.6%
- Family size
- 3.09
- Dual-income families
- 52.9%
Housing
- Own their home
- 76.0%
- Rent burden
- 28.8%
- Men / women
- 50% / 50%
Work
- In labor force
- 54.5%
- Unemployment
- 6.8%
- Self-employed
- 16.7%
- Farmers
- 13.9%
Community
- Charitable givers
- 12.5%
- Veterans
- 6.9%
- With a disability
- 24.0%
- No health insurance
- 6.9%
- Limited English
- 0.8%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.