Market Overview
Home Prices in Williams Bay, WI
The median home value in Williams Bay, WI is $550,670 as of mid-2026, according to Zillow's Home Value Index (ZHVI).That's up 3.7% compared to a year ago and up 2% from two years prior.
Compared to the U.S. national median of $410,000, homes in Williams Bay are priced34% above average. Williams Bay is part of the Whitewater, WI metro area.
Over the past five years, Williams Bay home values have risen by approximately44.5%, reflecting strong long-term appreciation in this market.
Price History
Williams Bay Home Price Trend
City Comparison
Williams Bay vs. National Median
At $550,670, homes in Williams Bay cost 34% above the national median of $410,000. Buyers in Williams Bay should expect to pay a premium compared to most U.S. markets.
Affordability
What Does It Cost to Buy in Williams Bay?
20% Down Payment
$110,134
on $550,670
Monthly P&I
$2,872/mo
30-yr @ 6.8%
Total Monthly Est.
~$3,647/mo
incl. taxes & insurance
Income Needed
$145,880
gross annual (30% rule)
10% Down Option
$55,067
+ PMI applies
Loan Amount (20% dn)
$440,536
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 Williams Bay, WI?
The median home value in Williams Bay is $550,670 as of mid-2026, according to Zillow's Home Value Index (ZHVI). That's up 3.7% year-over-year.
How much have home prices changed in Williams Bay?
Over the past year, home values in Williams Bay have increased by 3.7%. Over five years, prices have risen approximately 44.5%.
How much do I need to earn to buy a home in Williams Bay?
To comfortably afford the median home price of $550,670 with a 20% down payment ($110,134) at today's rates (6.8%), you'd need a gross annual income of approximately $145,880. This assumes keeping total housing costs at or below 30% of gross income.
How does Williams Bay compare to the national average home price?
The national median home value is approximately $410,000. At $550,670, homes in Williams Bay are 34% above the national average.
What metro area is Williams Bay part of?
Williams Bay is part of the Whitewater, WI metropolitan area. Home prices and market conditions can vary across the broader metro region.