Total monthly cost of ownership
Cost to Own a Home in St. Peter, Wisconsin
A $340,000 home here costs
$2,704per month, all in — with 20% down at today's 6.66% 30-year fixed rate.
A standard mortgage calculator would have told you $1,748. The real number is $956 higher every month — 55% more than the payment most buyers budget for.
Where every dollar goes
Only the first line is a mortgage payment. Change any assumption above and every figure below recalculates.
St. Peter against Fond du Lac County and Wisconsin
| Measure | St. Peter | Fond du Lac County |
|---|---|---|
| Median home value | $339,600 | $209,800 |
| Median property tax | $4,070 | $3,311 |
| Effective tax rate | 1.198% | 1.578% |
| Median gross rent | — | $926 |
| Population | 1,403 | 104,053 |
The weather behind that power bill
St. Peter sits in Fond du Lac County, which averages a high of 81.9°F in its hottest month and a low of 11.1°F in its coldest, with 28.39" of precipitation a year and 39% of it in a single three-month stretch. That climate drives 583 cooling and 7,275 heating degree days, which is what sets the $177 electricity line above.
See the full climate breakdown for Fond du Lac County — month by month temperatures, rainy season timing, snowfall and heating and cooling costs.
Other cities in Fond du Lac County
Full Fond du Lac County cost breakdown · Every county in Wisconsin
Common questions
How much does it cost to own a home in St. Peter?
A $340,000 home in St. Peter, Wisconsin costs approximately $2,704 per month with 20% down at 6.66%. That is $1,748 principal and interest, $339 property tax, $88 homeowners insurance, $245 utilities and $283 set aside for maintenance.
What is the property tax rate in St. Peter?
St. Peter has an effective property tax rate of 1.198%, based on a median home value of $339,600 and median real estate taxes of $4,070. That is lower than the Fond du Lac County average of 1.578%.
What is the average home price in St. Peter?
The median owner-occupied home value in St. Peter, Wisconsin is $339,600, against $209,800 across Fond du Lac County.
Is it cheaper to rent or buy in St. Peter?
Rent data is not published for St. Peter at this level of detail.
Sources & methodology
- Median home value, real estate taxes, gross rent and population for St. Peter — 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.