The Unshakable Investor

Unshakable ZIP Data 62231 | Clinton County, IL Housing Market

Clinton County · St. Louis, MO-IL metro · Illinois · Data updated June 19, 2026

The median sale price in ZIP 62231, Clinton County, Illinois is $187,319 at $101 per square foot. 12 single-family homes sold in the latest period, up 23.6 percent from a year earlier. Homes sit a median of 53 days on market with 2.7 months of supply. Sellers are getting 96.1 percent of list price and 25.0 percent of homes sold above asking.

Balanced market.

Value anchors

MetricValueYear over year
Average single-family value$183,299
Average price per sq ft$99
Median sale price$187,319
Median sale price per sq ft$101
Median home size1,853 sq ft
Median new listing price$208,121-3.2%
National size rank9,858

Sales activity

MetricValueYear over year
Homes sold12+23.6%
Median days on market53 days
Months of supply2.7 months
New listings14-47.4%
Active listings23-37.0%
Pending sales10-51.7%

Pricing power

MetricValueYear over year
Average sale-to-list ratio96.1%+6.0 pts
Share sold above list25.0%+25.0 pts

Bedroom value anchors

Average values by bedroom count. Value anchors for orientation, not appraisals.

2-bedroom
$138,720
3-bedroom
$203,939
4-bedroom
$301,770

These figures describe the single-family market for Clinton County, Illinois ZIP 62231. They are market context, not a substitute for sold comps or a formal appraisal.