HomeWisconsinJefferson CountyLake Mills
Lake Mills, Wisconsin: commercial real estate data.
Lake Mills is a Census city of 6,470 people across 4.18 square miles of land, in Jefferson County. Median household income is $91,027, 66.9 percent of occupied homes are owned, and the SBA record carries 10 7(a) approvals to borrowers here worth $6.6 m since FY2020.
Underlined figures are computed by MMCG Analytics, not published by the agency.
Lake Mills
What Lake Mills is
- Census place typecity
- Land area4.18 sq mi
- Water area0.31 sq mi
- Population per square mile of land1,547
- County holding the largest share of its areaJefferson 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.
Lake Mills
How many people live in Lake Mills
- Population6,470
- Median age40.3
- Population under 181,424
- Share under 1822.0 percent
- Population 65 and over1,189 plus or minus 287
- Share 65 and over18.4 percent plus or minus 4.4
- Households2,581
- Family households1,573
- Share of households that are families60.9 percent
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Lake Mills
Income and work in Lake Mills
- Median household income$91,027
- Per capita income$43,531
- Civilian labor force3,697
- Employed3,610
- Unemployed87 plus or minus 86
- Unemployment rate2.4 percent plus or minus 2.3
- Adults 25 and over4,527
- Adults 25 and over with a high school diploma or higher95.9 percent
- Adults 25 and over with a bachelor degree or higher45.4 percent
- Adults 25 and over with a graduate degree15.5 percent plus or minus 3.7
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Lake Mills
Housing in Lake Mills
- Housing units2,876
- Occupied units2,581
- Vacant units295 plus or minus 193
- Vacancy rate10.3 percent plus or minus 6.6
- Owner occupied1,726
- Renter occupied855 plus or minus 211
- Ownership rate66.9 percent
- Median owner-occupied home value$317,100
- Median gross rent, monthly$1,209
- Annual rent as a share of median income15.9 percent plus or minus 3.2
- Single family units1,779
- Share single family61.9 percent
- Units in buildings of two or more735 plus or minus 226
- Share in buildings of two or more25.6 percent plus or minus 7.5
- Mobile homes362 plus or minus 194
- Median year structure built1976
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Lake Mills
How Lake Mills gets to work
- Workers 16 and over who commute3,067
- Commuting under 15 minutes1,217 plus or minus 317
- Share commuting under 15 minutes39.7 percent plus or minus 9.3
- Commuting 30 minutes or more1,158 plus or minus 278
- Share commuting 30 minutes or more37.8 percent plus or minus 8.0
- Drove alone82.0 percent
- Carpooled2.5 percent plus or minus 2.3
- Public transport0.0 percent
- Walked0.9 percent plus or minus 1.4
- Worked from home14.6 percent plus or minus 4.9
US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
Lake Mills
SBA loans in Lake Mills (7(a))
- Approvals10
- Gross approval$6,566,900
- Average approval$656,690
- Median approval$266,500
- Largest approval$3,145,000
- Jobs supported116
- Jobs per approval11.6
- Loans with a final outcome2
- Paid in full2
- Charged off0
- Median term150 months
- Share on real estate terms of 20 years or more40.0 percent
- Share to franchises10.0 percent
- Distinct lenders8
- Distinct industries by NAICS9
Counted by borrower city: approvals to borrowers whose address is in Lake Mills, in any county, FY2020 to FY2026. Only 2 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.
Lake Mills
SBA loans in Lake Mills (504)
- Approvals5
- Gross approval$4,041,000
- Average approval$808,200
- Median approval$426,000
- Largest approval$1,813,000
- Jobs supported105
- Loans with a final outcome1
- Charged off0
- Median term300 months
- Distinct CDCs1
Counted by borrower city: approvals to borrowers whose address is in Lake Mills, in any county, FY2010 to FY2026. Only 1 loan has 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.
Lake Mills
Flood risk in Lake Mills
- NFIP communityCity of Lake Mills
- NFIP community number550195
- Participating in the NFIPYes
- Community Rating System classNone
- Currently effective map date02/04/15
The City of Lake Mills participates in the National Flood Insurance Program as community 550195 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.
Jefferson County, not Lake Mills
Jefferson County context, not Lake Mills figures
- Establishments in Jefferson County2,058
- Covered employment, Jefferson County33,615
- Average annual pay, Jefferson County$54,167
- Housing units permitted, Jefferson County146
Every figure in this section is published for Jefferson County as a whole and is not a measurement of Lake Mills.
All Jefferson County figures →
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
Lake Mills questions, answered from the record.
How many people live in Lake Mills, Wisconsin?
6,470, in 2,581 households. Lake Mills city covers 4.18 square miles of land, which is 1,547 people per square mile. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
What county is Lake Mills in?
Jefferson 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 Lake Mills?
$91,027. The median owner-occupied home is valued at $317,100. Median gross rent is $1,209 per month. Source: US Census Bureau, American Community Survey 5-Year Estimates, place level, 2020-2024 5-year.
How much SBA lending goes to Lake Mills businesses?
10 7(a) approvals totaling $6.6 m since FY2020, across 8 lenders, median approval $266,500, plus 5 504 approvals worth $4.0 m since FY2010. These count approvals to borrowers whose address is in Lake Mills, not projects sited inside the place boundary, and they are approvals recorded in the release rather than loans disbursed.
Do SBA loans to Lake Mills borrowers get paid back?
No rate is published for Lake Mills. Only 2 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 Lake Mills in the National Flood Insurance Program?
Yes. Lake Mills appears in the FEMA Community Status Book as Lake Mills, city of, community 550195, 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 Lake Mills figures?
No, and they are labeled so. County Business Patterns, QCEW, the Building Permits Survey, BEA product and IRS migration are published for Jefferson 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 Lake Mills.
Is zoning published for Lake Mills?
No. Nothing on this page presents parcel level zoning.