The typical owner-occupied home in Williams Bay is worth about $444,700, 67% above the Wisconsin median of $266,500 and 34% above the national median of $332,700. Owners pay a median $4,374 a year in property taxes, about 0.98% of their home's value, lower than the Wisconsin rate of 1.42%. The median household earns $84,113 a year, so the median home costs 5.3 times the median income (3.4 times for Wisconsin). 77% of occupied homes here are lived in by their owners, and 57% of those owners still have a mortgage.
Williams Bay at a glance
| Williams Bay | Wisconsin | U.S. | |
|---|---|---|---|
| Median home value | $444,700 | $266,500 | $332,700 |
| Median property tax paid per year | $4,374 | $3,792 | $3,119 |
| Property tax as a share of value | 0.98% | 1.42% | 0.94% |
| Median household income | $84,113 | $77,485 | $80,734 |
| Homes lived in by their owners | 77% | 68% | 65% |
| Owner homes with a mortgage | 57% | 61% | 61% |
| Median monthly costs, owners with a mortgage | $2,042 | $1,689 | $1,963 |
| Those costs as a share of the owners' income | 20.1% | 19.5% | 21.0% |
| Median rent | $900 | $1,087 | $1,413 |
| Rent as a share of renters' income | 19.0% | 27.2% | 30.6% |
| Median year homes were built | 1982 | 1975 | 1980 |
| Vacant homes | 45.5% | 10.8% | 10.1% |
| Population | 2,981 | 5,914,872 | 334,922,499 |
What a typical home costs per month in Williams Bay
At this week's average 30-year rate of 7.11%, buying the median Williams Bay home of $444,700 with 20% down costs about $2,942 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $3,682, because the loan is bigger and FHA adds mortgage insurance.
Lenders usually want housing costs under about 28% of gross income, which means an income of roughly $126,072 for the 20%-down payment. That payment is 42% of the median Williams Bay household income of $84,113; at that income and 20% down, the 28% guideline points to a home of about $297,000.
The median rent here is $900 a month, so owning the median home costs about $2,042 a month more than renting, before you count the equity you build and any tax benefits.
| Down payment | $88,940 |
|---|---|
| Loan amount | $355,760 |
| Principal and interest | $2,393 |
| Property taxes (0.98% a year) | $363 |
| Homeowners insurance (our estimate, 0.5% a year) | $185 |
| PMI | $0 |
| Total per month | $2,942 |
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| Down payment | $15,564 |
|---|---|
| Loan amount | $436,645 |
| Principal and interest | $2,937 |
| Property taxes (0.98% a year) | $363 |
| Homeowners insurance (our estimate, 0.5% a year) | $185 |
| FHA mortgage insurance | $197 |
| Total per month | $3,682 |
Change the numbers in the calculator
Questions about home buying in Williams Bay
What is the median home value in Williams Bay?
About $444,700 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.
How much are property taxes in Williams Bay?
Homeowners pay a median $4,374 a year, which is about 0.98% of the median home value. Your bill depends on your home's assessed value and local rates.
What income do you need to buy a home in Williams Bay?
For the median home with 20% down at 7.11%, the payment is about $2,942 a month. Keeping that under 28% of gross income takes about $126,072 a year.
More about Williams Bay
- Mortgage Refinance in Williams Bay
- Debt Relief in Williams Bay
- Home Equity Loans in Williams Bay
- Guides and quotes for mortgage refinance on our sister site, MortgageRefinance.com
Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates; Freddie Mac Primary Mortgage Market Survey, week of November 12, 2026. Estimates for small places have wide margins of error. About our data