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📍 Johnstown, WI · Zillow ZHVI · July 2026

Average Home Price in
Johnstown, WI

Janesville-Beloit, WI metro area · Rock County County

Median Home Value
$456,353
↑ 12% year-over-year
vs. National Median
$410,000
Johnstown is 11% above
Est. Monthly Payment
$2,380/mo
20% down · 6.8% rate
Income Needed
$121K
gross annual (30% rule)
Median Home Value
$456,353
↑ 12% year-over-year
Down Payment (20%)$91,271
Monthly P&I$2,380/mo
With Taxes & Ins.~$3,023/mo
Income Needed$120,920/yr
Data SourceZillow ZHVI
Market Overview

Home Prices in Johnstown, WI

The median home value in Johnstown, WI is $456,353 as of mid-2026, according to Zillow's Home Value Index (ZHVI).That's up 12% compared to a year ago and up 4.9% from two years prior.

Compared to the U.S. national median of $410,000, homes in Johnstown are priced11% above average. Johnstown is part of the Janesville-Beloit, WI metro area.

City Comparison

Johnstown vs. National Median

🏠 Johnstown
$456,353
National Median
$410,000

At $456,353, homes in Johnstown cost 11% above the national median of $410,000. Buyers in Johnstown should expect to pay a premium compared to most U.S. markets.

Affordability

What Does It Cost to Buy in Johnstown?

20% Down Payment
$91,271
on $456,353
Monthly P&I
$2,380/mo
30-yr @ 6.8%
Total Monthly Est.
~$3,023/mo
incl. taxes & insurance
Income Needed
$120,920
gross annual (30% rule)
10% Down Option
$45,635
+ PMI applies
Loan Amount (20% dn)
$365,082
at current rates

Estimates assume a 30-year fixed mortgage at 6.8%. Monthly total includes estimated property taxes and homeowner's insurance. Actual costs vary.

FAQ

Frequently Asked Questions

What is the average home price in Johnstown, WI?
The median home value in Johnstown is $456,353 as of mid-2026, according to Zillow's Home Value Index (ZHVI). That's up 12% year-over-year.
How much have home prices changed in Johnstown?
Over the past year, home values in Johnstown have increased by 12%.
How much do I need to earn to buy a home in Johnstown?
To comfortably afford the median home price of $456,353 with a 20% down payment ($91,271) at today's rates (6.8%), you'd need a gross annual income of approximately $120,920. This assumes keeping total housing costs at or below 30% of gross income.
How does Johnstown compare to the national average home price?
The national median home value is approximately $410,000. At $456,353, homes in Johnstown are 11% above the national average.
What metro area is Johnstown part of?
Johnstown is part of the Janesville-Beloit, WI metropolitan area. Home prices and market conditions can vary across the broader metro region.