Market Overview
Home Prices in Diamond, IL
The median home value in Diamond, IL is $311,246 as of mid-2026, according to Zillow's Home Value Index (ZHVI).That's up 3.9% compared to a year ago and up 4.7% from two years prior.
Compared to the U.S. national median of $410,000, homes in Diamond are priced24% below average. Diamond is part of the Chicago-Naperville-Elgin, IL-IN-WI metro area.
Over the past five years, Diamond home values have risen by approximately23.3%, reflecting strong long-term appreciation in this market.
Price History
Diamond Home Price Trend
City Comparison
Diamond vs. National Median
At $311,246, homes in Diamond cost 24% below the national median of $410,000. This makes Diamond a relatively affordable market for buyers seeking value.
Affordability
What Does It Cost to Buy in Diamond?
20% Down Payment
$62,249
on $311,246
Monthly P&I
$1,623/mo
30-yr @ 6.8%
Total Monthly Est.
~$2,061/mo
incl. taxes & insurance
Income Needed
$82,440
gross annual (30% rule)
10% Down Option
$31,125
+ PMI applies
Loan Amount (20% dn)
$248,997
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 Diamond, IL?
The median home value in Diamond is $311,246 as of mid-2026, according to Zillow's Home Value Index (ZHVI). That's up 3.9% year-over-year.
How much have home prices changed in Diamond?
Over the past year, home values in Diamond have increased by 3.9%. Over five years, prices have risen approximately 23.3%.
How much do I need to earn to buy a home in Diamond?
To comfortably afford the median home price of $311,246 with a 20% down payment ($62,249) at today's rates (6.8%), you'd need a gross annual income of approximately $82,440. This assumes keeping total housing costs at or below 30% of gross income.
How does Diamond compare to the national average home price?
The national median home value is approximately $410,000. At $311,246, homes in Diamond are 24% below the national average.
What metro area is Diamond part of?
Diamond is part of the Chicago-Naperville-Elgin, IL-IN-WI metropolitan area. Home prices and market conditions can vary across the broader metro region.