Market Overview
Home Prices in Alton, MO
The median home value in Alton, MO is $179,948 as of mid-2026, according to Zillow's Home Value Index (ZHVI).That's up 6.3% compared to a year ago and down 0.8% from two years prior.
Compared to the U.S. national median of $410,000, homes in Alton are priced56% below average.
Over the past five years, Alton home values have risen by approximately19.9%, reflecting steady appreciation in this market.
Price History
Alton Home Price Trend
2020
$133,965
$134K
—
2021
$150,044
$150K
+12.0%
2022
$171,522
$172K
+14.3%
2023
$170,183
$170K
-0.8%
2024
$170,694
$171K
+0.3%
2025
$169,282
$169K
-0.8%
2026
$179,948
$180K
+6.3%
City Comparison
Alton vs. National Median
🏠 Alton
$179,948
National Median
$410,000
At $179,948, homes in Alton cost 56% below the national median of $410,000. This makes Alton a relatively affordable market for buyers seeking value.
Affordability
What Does It Cost to Buy in Alton?
20% Down Payment
$35,990
on $179,948
Monthly P&I
$938/mo
30-yr @ 6.8%
Total Monthly Est.
~$1,191/mo
incl. taxes & insurance
Income Needed
$47,640
gross annual (30% rule)
10% Down Option
$17,995
+ PMI applies
Loan Amount (20% dn)
$143,958
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 Alton, MO?
The median home value in Alton is $179,948 as of mid-2026, according to Zillow's Home Value Index (ZHVI). That's up 6.3% year-over-year.
How much have home prices changed in Alton?
Over the past year, home values in Alton have increased by 6.3%. Over five years, prices have risen approximately 19.9%.
How much do I need to earn to buy a home in Alton?
To comfortably afford the median home price of $179,948 with a 20% down payment ($35,990) at today's rates (6.8%), you'd need a gross annual income of approximately $47,640. This assumes keeping total housing costs at or below 30% of gross income.
How does Alton compare to the national average home price?
The national median home value is approximately $410,000. At $179,948, homes in Alton are 56% below the national average.