HomeWisconsinRock CountyJanesville
Janesville, Wisconsin: commercial real estate data.
Janesville is a Census city of 66,030 people across 34.64 square miles of land, in Rock County. Median household income is $73,446, 67.3 percent of occupied homes are owned, and the SBA record carries 45 7(a) approvals to borrowers here worth $33.4 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Janesville
What Janesville is
- Census place typecity
- Land area34.64 sq mi
- Water area0.6 sq mi
- Population per square mile of land1,906
- County holding the largest share of its areaRock County, 100.0 percent
US Census Bureau, cartographic boundary file, places, 2024 vintage. US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Janesville
How many people live in Janesville
- Population66,030
- Median age40.7
- Population under 1814,021
- Share under 1821.2 percent
- Population 65 and over12,032
- Share 65 and over18.2 percent
- Households28,326
- Family households17,206
- Share of households that are families60.7 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Janesville
Income and work in Janesville
- Median household income$73,446
- Per capita income$37,762
- Civilian labor force35,236
- Employed33,788
- Unemployed1,448 plus or minus 346
- Unemployment rate4.1 percent plus or minus 1.0
- Adults 25 and over46,424
- Adults 25 and over with a high school diploma or higher94.4 percent
- Adults 25 and over with a bachelor degree or higher27.3 percent
- Adults 25 and over with a graduate degree8.5 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Janesville
Housing in Janesville
- Housing units29,330
- Occupied units28,326
- Vacant units1,004 plus or minus 290
- Vacancy rate3.4 percent plus or minus 1.0
- Owner occupied19,069
- Renter occupied9,257
- Ownership rate67.3 percent
- Median owner-occupied home value$223,400
- Median gross rent, monthly$1,054
- Annual rent as a share of median income17.2 percent
- Single family units21,808
- Share single family74.4 percent
- Units in buildings of two or more6,905
- Share in buildings of two or more23.5 percent
- Mobile homes605 plus or minus 176
- Median year structure built1972
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Janesville
How Janesville gets to work
- Workers 16 and over who commute30,190
- Commuting under 15 minutes12,514
- Share commuting under 15 minutes41.5 percent
- Commuting 30 minutes or more7,899
- Share commuting 30 minutes or more26.2 percent
- Drove alone80.0 percent
- Carpooled7.3 percent
- Public transport0.6 percent plus or minus 0.3
- Walked1.4 percent plus or minus 0.4
- Worked from home9.5 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Janesville
SBA loans in Janesville (7(a))
- Approvals45
- Gross approval$33,439,000
- Average approval$743,089
- Median approval$408,000
- Ninetieth percentile approval$1,639,400
- Largest approval$3,465,900
- Jobs supported458
- Jobs per approval10.2
- Loans with a final outcome10
- Paid in full9
- Charged off1
- Median term120 months
- Share on real estate terms of 20 years or more26.7 percent
- Share to franchises20.0 percent
- Distinct lenders24
- Distinct industries by NAICS33
Counted by borrower city: approvals to borrowers whose address is in Janesville, in any county, FY2020 to FY2026. Only 10 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 7(a) FOIA release, FY2020 to FY2026 year to date, as of 2026-06-30.
Janesville
SBA loans in Janesville (504)
- Approvals23
- Gross approval$17,011,000
- Average approval$739,609
- Median approval$566,000
- Largest approval$2,204,000
- Jobs supported181
- Loans with a final outcome7
- Charged off0
- Median term240 months
- Distinct CDCs2
Counted by borrower city: approvals to borrowers whose address is in Janesville, in any county, FY2010 to FY2026. Only 7 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published.
US Small Business Administration, 504 FOIA release, FY2010 to FY2026 year to date, as of 2026-06-30.
Janesville
Flood risk in Janesville
- NFIP communityCity of Janesville
- NFIP community number555560
- Participating in the NFIPYes
- Community Rating System classNone
- Currently effective map date09/16/15
The City of Janesville participates in the National Flood Insurance Program as community 555560 and carries no Community Rating System class, so no CRS premium discount applies to it.
Federal Emergency Management Agency, NFIP Community Status Book (OpenFEMA), as of 2026-09-26.
Rock County, not Janesville
Rock County context, not Janesville figures
- Establishments in Rock County3,362
- Covered employment, Rock County69,595
- Average annual pay, Rock County$59,381
- Housing units permitted, Rock County628
Every figure in this section is published for Rock County as a whole and is not a measurement of Janesville.
US Census Bureau, County Business Patterns, 2023. US Bureau of Labor Statistics, Quarterly Census of Employment and Wages, 2024 annual averages. US Census Bureau, Building Permits Survey, 2024 annual.
Coverage
What this page does not hold.
Parcel detail, zoning and the flood zone at an address are not on this page; they resolve at the address in the platform. How this page was built →
Common questions
Janesville questions, answered from the record.
How many people live in Janesville, Wisconsin?
66,030, in 28,326 households. Janesville city covers 34.64 square miles of land, which is 1,906 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Janesville in?
Rock County, which holds 100.0 percent of the place by area. Source: US Census Bureau, cartographic boundary file, places, 2024 vintage.
What is the median household income in Janesville?
$73,446. The median owner-occupied home is valued at $223,400. Median gross rent is $1,054 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to Janesville businesses?
45 7(a) approvals totaling $33.4 m since FY2020, across 24 lenders, median approval $408,000, plus 23 504 approvals worth $17.0 m since FY2010. These count approvals to borrowers whose address is in Janesville, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to Janesville borrowers get paid back?
No rate is published for Janesville. Only 10 loans have reached a final outcome, fewer than the 30 a charge-off rate needs, so no rate is published. The counts are shown instead.
Is Janesville in the National Flood Insurance Program?
Yes. Janesville appears in the FEMA Community Status Book as Janesville, city of, community 555560, with no Community Rating System class, so no CRS discount applies. Whether a specific parcel sits in a mapped special flood hazard area is an address level question the platform answers.
Are the county figures on this page Janesville figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Rock County as a whole and there is no place level equivalent. They appear in one clearly marked section as context and are never presented as measurements of Janesville.
Is zoning published for Janesville?
No. Nothing on this page presents parcel level zoning.
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