The typical owner-occupied home in Janesville is worth about $221,700, 7% above the Iowa median of $208,000 and 33% below the national median of $332,700. Owners pay a median $3,130 a year in property taxes, about 1.41% of their home's value, close to the Iowa rate of 1.39%. The median household earns $103,542 a year, so the median home costs 2.1 times the median income (2.8 times for Iowa). 91% of occupied homes here are lived in by their owners, and 70% of those owners still have a mortgage.
Janesville at a glance
| Janesville | Iowa | U.S. | |
|---|---|---|---|
| Median home value | $221,700 | $208,000 | $332,700 |
| Median property tax paid per year | $3,130 | $2,897 | $3,119 |
| Property tax as a share of value | 1.41% | 1.39% | 0.94% |
| Median household income | $103,542 | $75,059 | $80,734 |
| Homes lived in by their owners | 91% | 72% | 65% |
| Owner homes with a mortgage | 70% | 59% | 61% |
| Median monthly costs, owners with a mortgage | $1,572 | $1,533 | $1,963 |
| Those costs as a share of the owners' income | 16.2% | 18.7% | 21.0% |
| Median rent | $717 | $972 | $1,413 |
| Rent as a share of renters' income | 23.8% | 27.4% | 30.6% |
| Median year homes were built | 1974 | 1972 | 1980 |
| Vacant homes | 15.9% | 8.5% | 10.1% |
| Population | 917 | 3,210,507 | 334,922,499 |
What a typical home costs per month in Janesville
At this week's average 30-year rate of 7.11%, buying the median Janesville home of $221,700 with 20% down costs about $1,546 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $1,915, 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 $66,256 for the 20%-down payment. That payment is 18% of the median Janesville household income of $103,542; at that income and 20% down, the 28% guideline points to a home of about $346,000.
The median rent here is $717 a month, so owning the median home costs about $829 a month more than renting, before you count the equity you build and any tax benefits.
| Down payment | $44,340 |
|---|---|
| Loan amount | $177,360 |
| Principal and interest | $1,193 |
| Property taxes (1.41% a year) | $260 |
| Homeowners insurance (our estimate, 0.5% a year) | $92 |
| PMI | $0 |
| Total per month | $1,546 |
Change the numbers in the calculator
| Down payment | $7,760 |
|---|---|
| Loan amount | $217,684 |
| Principal and interest | $1,464 |
| Property taxes (1.41% a year) | $260 |
| Homeowners insurance (our estimate, 0.5% a year) | $92 |
| FHA mortgage insurance | $98 |
| Total per month | $1,915 |
Change the numbers in the calculator
Questions about home buying in Janesville
What is the median home value in Janesville?
About $221,700 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.
How much are property taxes in Janesville?
Homeowners pay a median $3,130 a year, which is about 1.41% 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 Janesville?
For the median home with 20% down at 7.11%, the payment is about $1,546 a month. Keeping that under 28% of gross income takes about $66,256 a year.
More about Janesville
- Mortgage Refinance in Janesville
- Debt Relief in Janesville
- Home Equity Loans in Janesville
- 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