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Market Intelligence · WI / Rock County

Janesville, WI home prices and housing market

3 ZIP markets liveData updated September 2026Typical value$287K1-yr changeUp5.5%

The typical home value in Janesville, WI is $287K as of September 2026, up 5.5% from a year ago, based on the Zillow Home Value Index. In the typical Janesville ZIP code, the median list price is $380K and homes spend a median of 40 days on market as of September 2026 (Realtor.com).

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The coverage

Janesville, by the numbers.

Typical home valueZillow ZHVI, September 2026
$287K
1-yr changeMedian across Janesville ZIPs
+5.5%
ZIP markets live4 tracked in Janesville
3
County
Rock County

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12-month value trend

+5.5% over 12 months

Typical home value in Janesville over the last 12 months: $272K in Sep 2025 to $287K in Sep 2026 (+5.5%).

Sep 2025$272K

Sep 2026$287K

Median Zillow home value index across Janesville's ZIP codes.

Context

The typical home value in Janesville is $286,518, up 5.5% over the past year as of September 2026. That is a healthy pace of appreciation, and it suggests buyer demand is holding up across the city. The median list price is $379,900, and homes are moving in a median of 40 days on market. There were 124 homes for sale in September 2026, with 60 new listings coming on, so sellers face some competition but not a flood. About 22.8% of listings have taken a price cut, which means overpricing still gets punished. For a homeowner weighing a sale, Janesville looks like a steady market where a realistic asking price matters more than timing.

The numbers

What is the housing market like in Janesville, WI?

Typical home value

$287K

Up5.5%YoY

Median list price

$380K

Days on market

40

Homes for sale

124

Price cuts

22.8%

New listings

60

Sources · Zillow ZHVI (September 2026) / Realtor.com (September 2026)

Figures reflect Janesville's ZIP codes with market data: values and listing medians take the median across ZIPs; inventory and new listings are summed.

Prices over time

Janesville, WI home prices over time

Typical home values in Janesville, WI are up 5.5% over the past year, from $272K in September 2025 to $287K in September 2026.

Typical home value in Janesville, WI, September of each year
MonthTypical value1-yr change
September 2026$286,518+5.5%
September 2025$271,702No prior year

Typical value is the median Zillow Home Value Index across Janesville ZIP codes, taken in September of each year so every row compares the same month.

Market balance

Is Janesville, WI a buyer's or seller's market?

Janesville, WI is roughly balanced between buyers and sellers.

These measures sit between the ranges that usually favor one side, so pricing and condition matter more than market direction.

Based on a median of 40 days on market and 23% of listings with a price cut in the typical Janesville ZIP code, and 60 new listings against 124 active listings across Janesville, as of September 2026 (Realtor.com).

The outlook

Janesville housing market forecast 2027

+4.4%

Weighted average of Zillow's ZIP forecasts, 12 months to September 2027

A weighted average of Zillow's ZIP forecasts, across 3 Janesville ZIP codes, points to typical home values rising 4.4% by September 2027.

Over the 12 months through September 2026, typical home values in Janesville rose 5.5%, per the Zillow Home Value Index.

Will home prices drop in Janesville?

The forecasts do not call for a drop: a weighted average of Zillow's ZIP forecasts for Janesville shows typical home values rising 4.4% by September 2027, after a 5.5% rise over the past 12 months. Forecasts are not guarantees: mortgage rates, inventory, and the wider economy can move values either way.

How this is calculated: each ZIP code's 12-month Zillow forecast is weighted by its typical home value (Zillow Home Value Index, September 2026). 3 Janesville ZIP codes have both figures.

Forecast: a weighted average of Zillow's ZIP forecasts (Zillow Home Value Forecast, published October 2026), calculated by Home Value Pros. A forecast, not a guarantee.

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Live markets

What ZIP codes are live in Janesville?

Typical value is the Zillow home value index (ZHVI) for each ZIP, as of September 2026. 1-yr change compares it to the same ZIP a year earlier. We track 4 Janesville ZIP codes in total; the remaining 1 publish as their data clears editorial QA.

Zillow ZHVI, September 2026

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Common questions

Questions about Janesville, WI home prices.

How much is a home in Janesville worth?

The typical home value in Janesville is $286,518 as of September 2026, up 5.5% over the past year. This is a citywide figure, so your own home may be worth more or less.

How fast are homes selling in Janesville?

Homes in Janesville spent a median of 40 days on market as of September 2026. Well-priced homes tend to sell within that range.

Are sellers cutting prices in Janesville?

About 22.8% of listings in Janesville had a price cut as of September 2026, with a median list price of $379,900. Pricing correctly from the start helps avoid a reduction.

Are home prices going up or down in Janesville, WI?

Typical home values in Janesville, WI are up 5.5% over the past year, based on the Zillow Home Value Index as of September 2026.

Is Janesville, WI a buyer's or seller's market?

Janesville, WI is roughly balanced between buyers and sellers. These measures sit between the ranges that usually favor one side, so pricing and condition matter more than market direction. Based on a median of 40 days on market and 23% of listings with a price cut in the typical Janesville ZIP code, and 60 new listings against 124 active listings across Janesville, as of September 2026 (Realtor.com).

How long do homes take to sell in Janesville, WI?

In the typical Janesville ZIP code, homes spend a median of 40 days on market as of September 2026, based on Realtor.com listing data. Pricing and condition decide how fast any one home sells, so treat the median as a benchmark rather than a promise.

Nearby markets

More Wisconsin housing markets.

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