ZIP 53545 · Janesville
Who lives in ZIP code 53545 (Janesville, WI): age, income, housing, education and work.
Source: uszips 2026 (ACS-based ZIP file)
2026 ZIP profile
Janesville, WI · Rock County
uszips 2026
People24,703
Median age40.8
Household income$73,889
Home value$221,368
Median rent$1,062/mo
Poverty9.7%
College degree+29.8%
Commute23 min
Place
- Metro area
- Janesville-Beloit, WI
- Wider region
- Madison-Janesville-Beloit, WI
- Time zone
- Central
- Density
- 424 / sq mi
- Housing units
- 10,909
County
Share of the ZIP's people in each county.
Age mix
18.7% are 65 or older; 78.8% are adults.
Household income
30.0% of households earn $100K+. Median per person: $44,565.
Education (adults 25+)
44.1% of degrees are in STEM fields.
Race
6.2% Hispanic or Latino (of any race).
Households & family
- Married
- 46.8%
- Never married
- 32.7%
- Divorced
- 12.8%
- Widowed
- 7.7%
- Family size
- 2.85
- Dual-income families
- 48.0%
Housing
- Own their home
- 64.7%
- Rent burden
- 26.6%
- Men / women
- 49% / 51%
Work
- In labor force
- 64.0%
- Unemployment
- 3.6%
- Self-employed
- 8.1%
- Farmers
- 0.3%
Community
- Charitable givers
- 20.4%
- Veterans
- 6.3%
- With a disability
- 11.5%
- No health insurance
- 5.5%
- Limited English
- 1.9%
Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.