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MO area data

South county, MO

South county, MO.

Population: 51,553 (Census ACS)

The median home value in South county, MO is $347,759 — up 3.4% over the past year. Homes sell for a median $200,000 after a median 44 days on market. Typical rent runs $1,524/month. 8 schools serve the area (NCES). FEMA's National Risk Index rates the county's overall natural-hazard risk Relatively High, with heatwave, tornado, earthquake the top-rated hazards. Cost of living is 10.5% below the US average (BEA, metro/state-level).

Backed by 25+ public sourcesFEMA · U.S. Census · NOAA · Dept. of Education · EPA · and more

$347,759

Median home value

+3.4%

1-year change

44

Median days on market

Relatively High

Hazard risk (county)

Home values & appreciation

Median home value
$347,759
1-year appreciation
+3.4%
3-year appreciation
+9.3%
5-year appreciation
+25.1%
10-year appreciation
+62.5%
All-time peak (2026-07)
$347,759
House Price Index (state)
403.5 (+4.3% YoY)

Sources: home value index (ZIP-level) · FHFA House Price Index (state-level)

Market activity

Median sale price
$200,000
Median list price
$274,900
Median price per sqft
$161
Median days on market
44 days
Homes sold (recent period)
3
For-sale inventory
115
Sale-to-list ratio
100.1%
Active listings
5
1-year forecast
+1.6%
Days to pending
15 days
New listings (monthly)
66

Source: recent area sales and market data (ZIP-level)

Rents

Typical rent
$1,524/mo
Studio fair-market rent
$940/mo
1BR fair-market rent
$980/mo
2BR fair-market rent
$1,200/mo
3BR fair-market rent
$1,540/mo
4BR fair-market rent
$1,790/mo

Sources: market rent index (ZIP-level) · HUD Fair Market Rents (metro/county-level, 40th-percentile regulatory reference)

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%

Sources: BEA Regional Price Parities (metro/state-level) · EIA energy rates (state-level) · Freddie Mac PMMS (national)

Schools

Total schools
8
Elementary schools
5
Middle schools
2
High schools
1
Schools include
BLADES ELEM., OAKVILLE ELEM., OAKVILLE MIDDLE, OAKVILLE SR. HIGH, POINT ELEM.

Source: NCES school directory, 2022-23 (school-address-based)

Natural hazards & flood risk

Overall hazard risk (county)
Relatively High
Top hazards (county)
heatWave, tornado, earthquake, iceStorm, inlandFlooding
Notable hazard ratings (county)
coldWave: Relatively Moderate · earthquake: Relatively High · hail: Relatively Moderate · heatWave: Very High · iceStorm: Relatively High · inlandFlooding: Relatively High
FEMA flood zone
A20
Flood risk level
High
Wildfire risk to homes (county)
Higher than 19% of US counties
Radon potential (county)
Moderate radon potential — EPA Zone 2 of 3
EPA Superfund (NPL) sites within 5 mi
None
Nearest Superfund site
Minker/Stout/Romaine Creek (8.9 mi)
EPA recommends radon testing for every home regardless of zone.

Sources: FEMA National Risk Index (county-level) · FEMA flood data (ZIP-level) · USDA Forest Service Wildfire Risk to Communities (county-level) · EPA radon zones + Superfund NPL

Climate (30-year normals)

Annual precipitation
45.4 in
USDA plant hardiness zone
7a (extreme annual low 0 to 5°F)

Sources: NOAA Climate Normals (30-year, nearest-station) · USDA Plant Hardiness Zone Map (2023)

Air quality

Air quality rating
Moderate
Median AQI (annual)
58
Days with Good air quality
89
Days with Moderate air quality
260
Days with Unhealthy air quality
2
Highest AQI recorded (year)
172

Source: EPA air quality data (nearest monitoring station, annual)

Walkability & transit

Walkability index
6.0 / 20
Transit service frequency
-99,999
Jobs reachable by car (30 min)
103,842
Jobs reachable by transit (45 min)
96,895

Source: EPA Smart Location Database (metropolitan block groups)

Amenities

National parks within ~60 mi
3
Nearest national park
Ulysses S Grant National Historic Site (7 mi)
National parks include
Ulysses S Grant National Historic Site, Gateway Arch National Park, Ste. Geneviève National Historical Park
Airports within 30 mi
21
Nearest airport
Sackman Field (4 mi)
Nearest major airport
St. Louis Lambert International Airport (STL) (20 mi)
Hospitals nearby (~15 mi)
16
Hospitals include
TOUCHETTE REGIONAL HOSPITAL INC, MERCY HOSPITAL ST LOUIS, BARNES-JEWISH WEST COUNTY HOSPITAL
Avg hospital rating (CMS)
3.3 / 5
Best hospital rating nearby (CMS)
5.0 / 5
Solar radiation rating
Fair (4.2 kWh/m²/day)

Sources: National Park Service · FAA airport data · CMS hospital data · DOE/NREL (proximity-based)

Migration

Net migration (county)
-2,472 tax filers

Source: IRS county-to-county migration data (county-level, ~12-month lag)

Housing stock

Median year housing built
1,981
Housing built before 1970
21.5%
Housing built 2000 or later
15.9%
Median annual property tax
$3,179
Mean commute to work
21 min
Households with broadband internet
79.5%

Source: Census ACS 5-year estimates (ZIP-level)

Employment & development

Total county employment
198,247
Average weekly wage
$1,480
Top industries (by employment)
Health Care, Accommodation & Food, Professional Services
Annual residential building permits (county)
517

Sources: BLS QCEW (county-level) · Census Building Permits (county-level)

How it compares

South countyState medianUS median
Median home value$347,759$244,663$289,727
Median sale price$200,000$249,900$325,000
Median days on market44 days40 days51 days
Typical rent$1,524/mo$1,417/mo$1,808/mo
Median annual property tax$3,179$1,136$2,006

State and US medians are computed across all US ZIP codes with sufficient public-data coverage, from the same sources as the figures above.

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

Common questions

What is the median home value in South county, MO?
$347,759.
What is the median sale price in South county, MO?
$200,000.
How long do homes take to sell in South county, MO?
Median days on market: 44 days.
What is typical rent in South county, MO?
Typical rent: $1,524/month.
What is the natural-hazard risk in South county, MO?
Overall risk: Relatively High (FEMA NRI, county-level). Top hazards: heatWave, tornado, earthquake, iceStorm, inlandFlooding.
Is South county, MO in a flood zone?
High (FEMA NFIP). FEMA flood zone A20.
What is the wildfire risk in South county, MO?
Risk to homes is higher than 19% of US counties (USDA Forest Service Wildfire Risk to Communities, county-level).
What is the radon potential in South county, MO?
Moderate radon potential — EPA Zone 2 of 3, county-level. EPA recommends testing every home regardless of zone.
Are there Superfund sites near South county, MO?
No current or proposed National Priorities List sites within 5 miles (EPA).
How many schools serve South county, MO?
8 schools (5 elementary, 2 middle, 1 high) (NCES, 2022-23).
Is South county, MO walkable?
Walkability index: 6.0/20 (EPA Smart Location Database).
What is the air quality in South county, MO?
Moderate. Median AQI: 58. (EPA AQI).
What is the cost of living in South county, MO?
Regional Price Parity: 89.5 (100 = US average) (Low) (BEA RPP, metro/state-level).

ZIP code for South county

Selling a home in South county, MO?

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Data last updated

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

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