The Unshakable Investor

Unshakable ZIP Data 63039 | Gray Summit, MO Housing Market

Gray Summit · Franklin County · St. Louis, MO-IL metro · Missouri · Data updated June 19, 2026

The median sale price in ZIP 63039, Gray Summit, Missouri is $308,658 at $210 per square foot. 3 single-family homes sold in the latest period, down 38.2 percent from a year earlier. Homes sit a median of 2 days on market. Sellers are getting 99.3 percent of list price and 33.3 percent of homes sold above asking.

Balanced market.

Value anchors

MetricValueYear over year
Average single-family value$234,234
Average price per sq ft$160
Median sale price$308,658
Median sale price per sq ft$210
Median home size1,468 sq ft
Median new listing price$341,977+186.9%
National size rank25,667

Sales activity

MetricValueYear over year
Homes sold3-38.2%
Median days on market2 days
New listings3+204.6%
Active listings3-39.2%
Pending sales2-32.4%

Pricing power

MetricValueYear over year
Average sale-to-list ratio99.3%-3.2 pts
Share sold above list33.3%-46.7 pts

Bedroom value anchors

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

3-bedroom
$239,285

These figures describe the single-family market for Gray Summit, Missouri ZIP 63039. They are market context, not a substitute for sold comps or a formal appraisal.