📍 Grantfork, IL · Zillow ZHVI · July 2026

Average Home Price in
Grantfork, IL

St. Louis, MO-IL metro area · Madison County County

Median Home Value
$198,713
↑ 0.9% year-over-year
vs. National Median
$410,000
Grantfork is 52% below
Est. Monthly Payment
$1,036/mo
20% down · 6.8% rate
Income Needed
$53K
gross annual (30% rule)
Median Home Value
$198,713
↑ 0.9% year-over-year

Down Payment (20%)$39,743
Monthly P&I$1,036/mo
With Taxes & Ins.~$1,316/mo
Income Needed$52,640/yr
Data SourceZillow ZHVI
Market Overview

Home Prices in Grantfork, IL

The median home value in Grantfork, IL is $198,713 as of mid-2026, according to Zillow's Home Value Index (ZHVI).That's up 0.9% compared to a year ago and up 5.2% from two years prior.

Compared to the U.S. national median of $410,000, homes in Grantfork are priced52% below average. Grantfork is part of the St. Louis, MO-IL metro area.

Over the past five years, Grantfork home values have risen by approximately26.1%, reflecting strong long-term appreciation in this market.

City Comparison

Grantfork vs. National Median

🏠 Grantfork
$198,713
National Median
$410,000

At $198,713, homes in Grantfork cost 52% below the national median of $410,000. This makes Grantfork a relatively affordable market for buyers seeking value.

Affordability

What Does It Cost to Buy in Grantfork?

20% Down Payment
$39,743
on $198,713
Monthly P&I
$1,036/mo
30-yr @ 6.8%
Total Monthly Est.
~$1,316/mo
incl. taxes & insurance
Income Needed
$52,640
gross annual (30% rule)
10% Down Option
$19,871
+ PMI applies
Loan Amount (20% dn)
$158,970
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 Grantfork, IL?
The median home value in Grantfork is $198,713 as of mid-2026, according to Zillow's Home Value Index (ZHVI). That's up 0.9% year-over-year.
How much have home prices changed in Grantfork?
Over the past year, home values in Grantfork have increased by 0.9%. Over five years, prices have risen approximately 26.1%.
How much do I need to earn to buy a home in Grantfork?
To comfortably afford the median home price of $198,713 with a 20% down payment ($39,743) at today's rates (6.8%), you'd need a gross annual income of approximately $52,640. This assumes keeping total housing costs at or below 30% of gross income.
How does Grantfork compare to the national average home price?
The national median home value is approximately $410,000. At $198,713, homes in Grantfork are 52% below the national average.
What metro area is Grantfork part of?
Grantfork is part of the St. Louis, MO-IL metropolitan area. Home prices and market conditions can vary across the broader metro region.