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MO area data

Saint Mary, MO

Saint Mary, MO.

Population: 2,340 (Census ACS)

Home values & appreciation

Median home value
$261,838
1-year appreciation
+7.8%
3-year appreciation
+20.2%
5-year appreciation
+40.2%
10-year appreciation
+90.8%
All-time peak (2026-07)
$261,838
House Price Index
403.5 (+4.3% YoY)

Affordability

Cost of living index (Low)
89.5 (100 = US avg)
Electricity rate (state-level)
13.5¢/kWh
Natural gas rate (state-level)
$14.90/MCF
30-year mortgage rate (national)
6.66%
15-year mortgage rate (national)
6.00%

Natural hazards & flood risk

Overall hazard risk
Relatively Low
Top hazards
heatWave, strongWind, winterWeather

Climate (30-year normals)

Average annual temperature
55.0°F
Average high
67.0°F
Average low
43.0°F
Annual precipitation
48.0 in

Air quality

Air quality rating
Good
Median AQI (annual)
43
Days with Good air quality
225

Amenities

National parks within ~60 mi
3
Nearest national park
Ste. Geneviève National Historical Park (11 mi)
Nearest airport
Perryville Regional Airport (9 mi)
Hospitals nearby (~15 mi)
1,090
Avg hospital rating
3.1 / 5
Solar radiation rating
Fair (4.3 kWh/m²/day)

Migration

Net migration
+67 tax filers

Housing stock

Median year housing built
1,975
Median annual property tax
$1,349
Mean commute to work
29 min
Households with broadband internet
21.7%

Employment & development

Total county employment
4,952
Average weekly wage
$1,042
Top industries (by employment)
Accommodation & Food, Construction, Mining
Annual residential building permits (county)
2

Area data compiled from public government, academic, and industry research feeds. Data sources →

Data last updated

Most recent source refresh: Aug 2026. See all data sources →

Data compiled by REAIGENT7 — AI listing platform for real estate agents