Cost to Own
United StatesWisconsinSauk CountyLake Wisconsin Population 5,051 Data vintage ACS 2023 5-Year Rates updated 2026-07-30

Total monthly cost of ownership

Cost to Own a Home in Lake Wisconsin, Wisconsin

A $422,000 home here costs

$3,361

per month, all in — with 20% down at today's 6.66% 30-year fixed rate.

A standard mortgage calculator would have told you $2,170. The real number is $1,192 higher every month — 55% more than the payment most buyers budget for.

Lake Wisconsin median: $421,500
Under 20% adds PMI
Freddie Mac PMMS
US average household

Where every dollar goes

Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.

Principal & interest30-year fixed, $337,600 borrowed $2,170
Property tax1.382% effective rate for Lake Wisconsin itself $486
Homeowners insuranceWisconsin averages $780/yr (NAIC), or 0.309% of home value $109
Electricity19.74¢/kWh — Wisconsin residential average, EIA $177
Water, sewer & trashUS household average $68
Maintenance reserve1% of home value per year $352
Total monthly $3,361

Lake Wisconsin against Sauk County and Wisconsin

MeasureLake WisconsinSauk County
Median home value$421,500$242,400
Median property tax$5,827$3,646
Effective tax rate1.382%1.504%
Median gross rent$1,399$970
Population5,05165,759

Lake Wisconsin extends across 2 counties. Figures here use Sauk County, where most of its housing sits.

The weather behind that power bill

Lake Wisconsin sits in Sauk County, which averages a high of 80.9°F in its hottest month and a low of 7.6°F in its coldest, with 34.46" of precipitation a year and 37% of it in a single three-month stretch. That climate drives 489 cooling and 7,639 heating degree days, which is what sets the $177 electricity line above.

See the full climate breakdown for Sauk County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.

Other cities in Sauk County

Full Sauk County cost breakdown · Every county in Wisconsin

Common questions

How much does it cost to own a home in Lake Wisconsin?

A $422,000 home in Lake Wisconsin, Wisconsin costs approximately $3,361 per month with 20% down at 6.66%. That is $2,170 principal and interest, $486 property tax, $109 homeowners insurance, $245 utilities and $352 set aside for maintenance.

What is the property tax rate in Lake Wisconsin?

Lake Wisconsin has an effective property tax rate of 1.382%, based on a median home value of $421,500 and median real estate taxes of $5,827. That is lower than the Sauk County average of 1.504%.

What is the average home price in Lake Wisconsin?

The median owner-occupied home value in Lake Wisconsin, Wisconsin is $421,500, against $242,400 across Sauk County.

Is it cheaper to rent or buy in Lake Wisconsin?

Median gross rent in Lake Wisconsin is $1,399 a month, against $3,361 to own the median home all in. Renting costs less month to month here, though renting builds no equity.

Sources & methodology

  • Median home value, real estate taxes, gross rent and population for Lake Wisconsin — US Census Bureau, American Community Survey ACS 2023 5-Year, place-level tables.
  • Homeowners insurance — NAIC average premium for Wisconsin.
  • Electricity price — EIA Electric Power Monthly Table 5.6.A.
  • Mortgage rate — Freddie Mac PMMS, refreshed weekly.
  • Maintenance (1%/yr) and water and sewer ($68/mo) are national estimates. Every assumption above is editable.

Full methodology