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Market Intelligence · WI / Rock County

Janesville, WI housing market

3 ZIP markets liveData updated August 2026Typical value$289K1-yr changeUp5.7%

The median home value in Janesville, WI is $289K as of August 2026, up 5.7% year over year, according to Zillow ZHVI. Get your own home's value and a real cash offer in about two minutes, with sources shown and no obligation.

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The coverage

Janesville, by the numbers.

Typical home valueZillow ZHVI, August 2026
$289K
1-yr changeMedian across Janesville ZIPs
+5.7%
ZIP markets live4 tracked in Janesville
3
County
Rock County

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12-month value trend

+5.7% over 12 months

Typical home value in Janesville over the last 12 months: $273K in Aug 2025 to $289K in Aug 2026 (+5.7%).

Aug 2025$273K

Aug 2026$289K

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

Context

As of August 2026, Zillow's index pegs the typical Janesville home at $288,934, a 12-month move of +5.7%. Turning to what is for sale, Realtor.com counts 117 homes on the market, 80 newly listed, and a median asking price of $374,900 as of August 2026. Listings sit a median 42 days before selling, with 12.2% of active homes cutting their price. Taken together, the numbers describe a rising market with clear year-over-year appreciation.

The numbers

What is the housing market like in Janesville, WI?

Typical home value

$289K

Up5.7%YoY

Median list price

$375K

Days on market

42

Homes for sale

117

Price cuts

12.2%

New listings

80

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

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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 August 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, August 2026

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Top real estate agents in Janesville, WI

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Nearby markets

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