58Alpha

St. Charles County, MO Housing Market Brief

county · MO · as of May 2026

Balanced

What is St. Charles County, MO’s Alpha Score?

The Alpha Score is a composite 0–100 index of market strength, a weighted blend of five dimensions. See the methodology.

Price Momentum20%
-1.260
Inventory Health25%
+2.654
Affordability20%
46
Economic Strength20%
-3.770
Rental Yield15%
61

Where is St. Charles County, MO in its market cycle?

EmergingGrowingMaturePeakingDecliningRecovering

St. Charles County, MO is classified as Growingstrengthening, with scores rising over recent months. This is a classification of recent (1–12 month) momentum, not a price forecast.

St. Charles County, MO housing market data

MetricValueYoY
Median Sale Price$385K▲ +4.1%
Median Days on Market12 days▲ +9.1%
Months of Supply1.7▲ +13.3%
Homes for Sale804-2.3%
Homes Sold486-10.2%
Median Price / Sq Ft$189▲ +6%
Sale-to-List Ratio101.2%▲ +0.5%

How has St. Charles County, MO’s Alpha Score moved?

Now: 58
3-period trend
Median sale price · 12 mo

Markets like St. Charles County, MO

Frequently asked questions

Is St. Charles County, MO a buyer's or seller's market?

As of May 2026, St. Charles County, MO is classified as a Balanced Market, based on its Alpha Score of 58 out of 100. The classification reflects current price, inventory, affordability, economic, and rental-yield conditions.

Are home prices rising or falling in St. Charles County, MO?

The median sale price in St. Charles County, MO is $385K, having risen 4.1% over the past year.

How affordable is St. Charles County, MO?

St. Charles County, MO scores 46 out of 100 on affordability — moderately affordable relative to local incomes and prevailing mortgage rates compared with other counties.

What's driving St. Charles County, MO's Alpha Score?

St. Charles County, MO's strongest dimension is Economic Strength (70/100) and its weakest is Affordability (46/100). The Alpha Score is a weighted blend of all five dimensions.

Want the live, interactive view of St. Charles County, MO? Open the full market dashboard — charts, ZIP-level drill-down, and watchlist tracking. Explore the map or read the methodology.