ZIP 37421 · Chattanooga
Who lives in ZIP code 37421 (Chattanooga, TN): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Chattanooga, TN · Hamilton County
uszips 2026
People52,985
Median age40.8
Household income$82,517
Home value$333,307
Median rent$1,405/mo
Poverty10.9%
College degree+38.8%
Commute20 min
Place
- Metro area
- Chattanooga, TN-GA
- Wider region
- Chattanooga-Cleveland-Dalton, TN-GA-AL
- Time zone
- Eastern
- Density
- 645 / sq mi
- Housing units
- 22,278
County
Share of the ZIP's people in each county.
Age mix
19.4% are 65 or older; 80.5% are adults.
Household income
40.0% of households earn $100K+. Median per person: $42,952.
Education (adults 25+)
44.0% of degrees are in STEM fields.
Race
9.5% Hispanic or Latino (of any race).
Households & family
- Married
- 45.5%
- Never married
- 31.9%
- Divorced
- 15.1%
- Widowed
- 7.5%
- Family size
- 2.93
- Dual-income families
- 56.4%
Housing
- Own their home
- 60.2%
- Rent burden
- 27.8%
- Men / women
- 49% / 51%
Work
- In labor force
- 66.1%
- Unemployment
- 3.5%
- Self-employed
- 13.1%
- Farmers
- 0.2%
Community
- Charitable givers
- 22.3%
- Veterans
- 5.8%
- With a disability
- 12.5%
- No health insurance
- 11.1%
- Limited English
- 3.3%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.