📍 Illiopolis, IL · Zillow ZHVI · July 2026

Average Home Price in
Illiopolis, IL

Springfield, IL metro area · Sangamon County County

Median Home Value
$140,991
↑ 8.1% year-over-year
vs. National Median
$410,000
Illiopolis is 66% below
Est. Monthly Payment
$735/mo
20% down · 6.8% rate
Income Needed
$37K
gross annual (30% rule)
Median Home Value
$140,991
↑ 8.1% year-over-year

Down Payment (20%)$28,198
Monthly P&I$735/mo
With Taxes & Ins.~$933/mo
Income Needed$37,320/yr
Data SourceZillow ZHVI
Market Overview

Home Prices in Illiopolis, IL

The median home value in Illiopolis, IL is $140,991 as of mid-2026, according to Zillow's Home Value Index (ZHVI).That's up 8.1% compared to a year ago and up 2.5% from two years prior.

Compared to the U.S. national median of $410,000, homes in Illiopolis are priced66% below average. Illiopolis is part of the Springfield, IL metro area.

Over the past five years, Illiopolis home values have risen by approximately32.4%, reflecting strong long-term appreciation in this market.

City Comparison

Illiopolis vs. National Median

🏠 Illiopolis
$140,991
National Median
$410,000

At $140,991, homes in Illiopolis cost 66% below the national median of $410,000. This makes Illiopolis a relatively affordable market for buyers seeking value.

Affordability

What Does It Cost to Buy in Illiopolis?

20% Down Payment
$28,198
on $140,991
Monthly P&I
$735/mo
30-yr @ 6.8%
Total Monthly Est.
~$933/mo
incl. taxes & insurance
Income Needed
$37,320
gross annual (30% rule)
10% Down Option
$14,099
+ PMI applies
Loan Amount (20% dn)
$112,793
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 Illiopolis, IL?
The median home value in Illiopolis is $140,991 as of mid-2026, according to Zillow's Home Value Index (ZHVI). That's up 8.1% year-over-year.
How much have home prices changed in Illiopolis?
Over the past year, home values in Illiopolis have increased by 8.1%. Over five years, prices have risen approximately 32.4%.
How much do I need to earn to buy a home in Illiopolis?
To comfortably afford the median home price of $140,991 with a 20% down payment ($28,198) at today's rates (6.8%), you'd need a gross annual income of approximately $37,320. This assumes keeping total housing costs at or below 30% of gross income.
How does Illiopolis compare to the national average home price?
The national median home value is approximately $410,000. At $140,991, homes in Illiopolis are 66% below the national average.
What metro area is Illiopolis part of?
Illiopolis is part of the Springfield, IL metropolitan area. Home prices and market conditions can vary across the broader metro region.