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St. Clair, MO

Missouri

St. Clair is a small town in Missouri with a population of 4,767. Residents earn $40,933 per year, which is 46% below the national average.

2.7 /5.0
C+ Fair
4,767 Population 989/sq mi density
$40,933 Median Income $23,961 per capita
$134,100 Home Value
$874 Median Rent 32.0% income on rent
55°F Avg Temperature 261 sunny days/yr
340 Violent Crime/100K 7,436 property/100K
C+
Overall
2.7 / 5.0
Fair overall score based on economy, affordability, safety and education
B
Economy
3.3 / 5.0
$40,933 median income, 4.3% unemployment
A+
Affordability
4.8 / 5.0
$134,100 home value, $874/mo rent
F
Safety
1.0 / 5.0
340 violent crimes/100K (11% below avg)
D
Education
1.6 / 5.0
8.0% bachelor's degree or higher
Median Income $40,933
46% lower than US avg
Home Value $134,100
52% lower than US avg
Violent Crime 340/100K
11% lower than US avg
Bachelor's+ 8.0%
76% lower than US avg
Median Rent $874
25% lower than US avg
Obesity Rate 43.7%
36% higher than US avg
Unemployment 4.3%
19% higher than US avg
Poverty Rate 8.7%
30% lower than US avg

How St. Clair Compares to the U.S. Average (100% = U.S. avg)

People

Population4,767
Median Age38.1 yrs
Density989/mi²
Male / Female48% / 52%
Largest GroupWhite 93%
Veterans6.7%

Economy

B
Median Income$40,933
Per Capita$23,961
Unemployment4.3%
Poverty8.7%
Commute24 min

Housing

A+
Home Value$134,100
Rent$874
OwnershipN/A
Housing Units2,400
Rent Burden32.0%

Crime

F
Violent340/100K
Property7,436/100K
Murder0.0/100K
Assault297/100K
Burglary680/100K

Health

Obesity43.7%
Uninsured11.9%
Smoking23.7%
Depression29.2%
Heart Disease7.1%

Climate

Avg Temp55°F (13°C)
AQI41 (Good)
Rain41.3 in/yr
Sunny Days261/yr
Elevation755 ft (230 m)

Education

D
Bachelor's+8.0%
High School+82.9%
Graduate+0.8%
School Score5.16

Community

2024 VoteR 77% / D 22%
Commute24 min
Broadband80.0%

Is St. Clair a Good Place to Live?

Based on current data, St. Clair receives an overall livability score of 2.7 out of 5.0, earning a grade of C+. Key strengths include affordable housing, abundant sunshine, high health insurance coverage. Areas to be aware of include below-average incomes, high obesity rates. St. Clair has some notable strengths but also faces challenges that prospective residents should consider.

Economy & Jobs

The median household income in St. Clair is $40,933, 46% below the national average of $75,149. Unemployment stands at 4.3%, indicating a healthy job market. 8.7% of residents live in poverty, near the national average of 12.4%. Workers commute an average of 24 minutes.

Cost of Living & Housing

The median home value in St. Clair is $134,100, 52% below the national median — offering relatively affordable homeownership. Renters pay a median of $874 per month, below the national average — a plus for affordability. A price-to-income ratio of 3.3x indicates a reasonably affordable housing market.

Safety & Crime

Violent crime in St. Clair is below the national average at 340 per 100,000 residents (U.S. avg: 380). Property crime occurs at a rate of 7,436 per 100,000, 279% above the national average.

Education

8.0% of residents hold a bachelor's degree, below the national average of 33.7%. 82.9% have completed high school. Area schools have an average test score of 5.2/10.

Climate & Weather

St. Clair experiences four distinct seasons with an average temperature of 55°F. Winters average 29°F in January while summers reach 79°F in July. With 261 sunny days per year, residents enjoy well above the national average of sunshine. Annual precipitation totals 41.3 inches, including 5.6 inches of snow. Air quality is rated Good with a median AQI of 41.

St. Clair has a population of 4,767 with a density of 989 people per square mile, spread across 4.8 square miles. The median age is 38.1 years, 2% younger than the national median of 38.9. The gender split is 52% female and 48% male. The city is predominantly White (92.9%). English is the primary language spoken at home by 99.6% of residents. 6.7% of the population are veterans. 26.7% of residents have a disability (above the 13.0% national average). 93.1% have health insurance coverage.

Population

4,767
Total Population
989
People / sq mi
38.1yrs
Median Age
2% below US avg
4.8mi²
Land Area

Gender Distribution

Male 48%
Female 52%

Race & Ethnicity

St. Clair vs U.S. Average

Language Spoken at Home

English Only99.6%
27% above US avg
Spanish0.4%
97% below US avg

Social Characteristics

St. Clair vs U.S. Average

The median household income in St. Clair is $40,933, which is 46% below the national average of $75,149. Per capita income is $23,961 (below the $39,052 national figure). The unemployment rate is 4.3% (above the 3.6% US average). 8.7% of residents live below the poverty line, lower than the national rate of 12.4%. The cost of living index is 90.8, below the national baseline of 100 — offering relatively affordable living. Workers commute an average of 24 minutes. 6.2% of workers work from home (below the 15.2% national rate).

Income: St. Clair vs U.S.

Commute Mode

Income

Median HH Income$40,933
46% below US avg
Per Capita Income$23,961

Employment & Poverty

Unemployment4.3%
19% above US avg
Poverty Rate8.7%
30% below US avg

Business (County)

Tax & Cost of Living

Cost of Living90.80 (100=avg)

Commute & Transportation

Commute Time24.4 min
Drive Alone72.0%
Public Transit0.1%
Work from Home6.2%

Walkability

The median home value in St. Clair is $134,100, 52% below the national median of $281,900. Homes sell for 100.5% of their list price, indicating a competitive market where bidding wars are common. Monthly rent averages $874 (25% below the national average of $1,163). Fair market rent ranges from $677 for a one-bedroom to $888 for a two-bedroom apartment. There are 2,400 total housing units in the city. The median year a home was built is 1973. 32.0% of renters spend 30% or more of their income on housing. The home price-to-income ratio is 3.3x.

Home Value Sources

Ownership Split

Home Values

Census Median$134,100
52% below US avg
Median List Price$126,000

Real Estate Market (Redfin)

Median List Price$126,000
$/Sq Ft$164
Homes Sold4
Sale-to-List Ratio100.5%
Price Drops22.2%
Inventory9

Rental Costs

Census Median Rent$874
25% below US avg
Rent Burden32.0%

HUD Fair Market Rent

Studio$612
1 Bedroom$677
2 Bedrooms$888
3 Bedrooms$1,065
4 Bedrooms$1,320

Ownership & Property

Owner-Occupied54.2%
Housing Units2,400
Median Year Built1973

Property Tax

In St. Clair, 43.7% of adults are obese, above the national rate of 32.1%. 12.5% have diabetes (above the 10.5% national rate). Heart disease affects 7.1% of residents, above the national average. 36.0% have high blood pressure. 23.7% are current smokers (above the 14.0% national rate). 18.1% report binge drinking. 36.3% are physically inactive, above the national average. 29.2% report depression (above the 20.0% national average). 21.8% experience frequent mental distress. 11.9% of residents lack health insurance (above the 8.6% national rate).

Health Metrics: St. Clair vs U.S. Average (%)

Chronic Conditions

Obesity43.7%
36% above US avg
Diabetes12.5%
Heart Disease7.1%
High Blood Pressure36.0%
Asthma11.6%
COPD10.6%
Cancer7.3%
Stroke4.0%

Behaviors & Mental Health

Smoking23.7%
69% above US avg
Binge Drinking18.1%
Physical Inactivity36.3%
Depression29.2%
Mental Distress21.8%
Physical Distress17.5%
Short Sleep38.1%

Healthcare Access

Insurance Rate93.1%
Uninsured11.9%
38% above US avg
Checkup Rate75.4%
Dental Visits50.5%

Food & Exercise

St. Clair has a violent crime rate of 340 per 100,000 residents, 11% below the national average of 380. This breaks down to aggravated assault at 297.4 per 100,000, robbery at 21.2, rape at 21.2. The murder rate is 0.0 per 100,000 (below the national rate of 6.3). Property crime stands at 7,436 per 100,000, 279% above the U.S. average. This includes larceny/theft at 6,437, burglary at 680, vehicle theft at 319 per 100,000 residents. Overall, St. Clair receives a safety grade of F.

Crime Rates: St. Clair vs U.S. Average (per 100,000)

Violent Crime

Total Violent339.9/100K
11% below US avg
Murder0.0/100K
100% below US avg
Rape21.2/100K
Robbery21.2/100K
Assault297.4/100K

Property Crime

Total Property7,435.7/100K
279% above US avg
Burglary679.8/100K
Theft6,437.2/100K
Vehicle Theft318.7/100K
Arson0.0/100K

Traffic Safety

Safety Score

Safety GradeF
Safety Score1.0 / 5.0
St. Clair experiences four distinct seasons with an average annual temperature of 55°F (13°C). Winters average 29°F in January while summers reach 79°F in July. The area gets 261 sunny days per year, well above the U.S. average of 205 — making it one of the sunnier locations in the country. Annual precipitation totals 41.3 inches. The area receives 5.6 inches of snow annually. Air quality is rated Good with a median AQI of 41. The city sits at an elevation of 755 feet.

Temperature

29°F Jan (-2°C) 79°F Jul (26°C)
Annual Average55.4°F
3% above US avg
January Average29°F (-2°C)
July Average79°F (26°C)
Sunny Days261 days/yr

Precipitation & Snow

Annual Rainfall41.3 inches
9% above US avg
Snowfall5.6 inches/yr

Air Quality

AQI Median41.0
RatingGood

Geography

Elevation755 ft (230 m)
Area4.8 sq mi (12.5 km²)
Population Density989/sq mi
Coordinates38.0593°N, 93.7945°W
TimezoneAmerica/Chicago

Monthly Weather

Month Avg Temperature Precipitation Summary
January 29°F (-2°C) 1.5 in Coldest, Driest
February 35°F (2°C) 1.8 in
March 45°F (7°C) 3.2 in
April 56°F (13°C) 4.0 in
May 64°F (18°C) 4.9 in Wettest
June 73°F (23°C) 4.9 in
July 79°F (26°C) 3.3 in Warmest
August 77°F (25°C) 3.9 in
September 69°F (21°C) 4.4 in
October 58°F (14°C) 4.0 in
November 45°F (7°C) 3.1 in
December 35°F (1°C) 2.3 in

St. Clair has a seasonal temperature swing of 49°F — from 29°F in January to 79°F in July. Total annual precipitation is 41.3 inches, with May being the wettest month (4.9") and January the driest (1.5").

8.0% of adults hold a bachelor's degree or higher, 76% below the national average of 33.7%. 82.9% have completed high school. 0.8% hold a graduate or professional degree (below the 13.1% national rate). Area schools have an average test score of 5.2 out of 10. In the 2024 presidential election, the county voted Republican with 76.6% of the vote, a 54.2-point margin. 80.0% of households have broadband internet access (below the 90.0% national rate). 72% of workers drive alone to work.

2024 Presidential Election (County)

R 76.6%
D 22.4%

Winner: Republican by 54.2 points

Education

Bachelor's Degree+8.0%
76% below US avg
High School+82.9%
Graduate Degree+0.8%
School Test Score5.16
D Education Grade (1.6/5.0)

Urban-Rural Classification

Population Density989/sq mi
Total Area4.8 sq mi

Infrastructure & Services

Broadband Access80.0%

Safety & Disasters

F Safety Grade (1.0/5.0)

Commute & Transportation

Avg Commute24.4 min
Drive Alone72.0%
Public Transit0.1%
Work from Home6.2%

Frequently Asked Questions About St. Clair

What is the population of St. Clair?

St. Clair has a population of 4,767 residents and is located in Missouri. The population density is 989 people per square mile, spread across 4.8 square miles. The median age of residents is 38.1 years. The population is 52% female and 48% male.

Is St. Clair expensive to live in?

St. Clair is more affordable than the national average, with a cost of living index of 90.8 — below the baseline of 100. The median household income is $40,933, 46% below the national average of $75,149. The median home value is $134,100 (52% below the U.S. median). Renters pay a median of $874 per month, below the national average of $1,163. The home price-to-income ratio is 3.3x, indicating housing is reasonably affordable relative to local income levels.

Is St. Clair safe?

St. Clair is safer than the national average, with a violent crime rate of 340 per 100,000 compared to the U.S. rate of 380. Property crime occurs at a rate of 7,436 per 100,000 (above the national average). Overall, St. Clair receives a safety grade of F based on combined crime data.

What is the weather like in St. Clair?

St. Clair has a four-season climate with an average annual temperature of 55°F (13°C). Winter temperatures average 29°F in January, while summers reach an average of 79°F in July. The area receives 261 sunny days per year, well above the national average of 205. Annual rainfall totals 41.3 inches, with 5.6 inches of snow. Air quality is rated Good with a median Air Quality Index (AQI) of 41.

How is the job market in St. Clair?

St. Clair has a healthy job market with an unemployment rate of 4.3%, near the national average of 3.6%. The average commute time is 24 minutes, and 6.2% of workers work from home.

How much does housing cost in St. Clair?

The median home value in St. Clair is $134,100. For renters, the median monthly rent is $874. Fair market rent is $677 for a 1-bedroom and $888 for a 2-bedroom apartment.

How are the schools in St. Clair?

Schools in St. Clair score 5.2 out of 10 on standardized testing, near the national average. 8.0% of adults in St. Clair hold a bachelor's degree or higher, below the national average of 33.7%. 82.9% have completed high school. 0.8% hold a graduate or professional degree.

How healthy is St. Clair?

The obesity rate in St. Clair is 43.7% (above the national rate of 32.1%). 23.7% of adults are smokers. 36.3% are physically inactive. 29.2% of residents report depression. 11.9% lack health insurance (above the national rate).

What is transportation like in St. Clair?

The average commute in St. Clair is 24 minutes, shorter than the national average of 28 minutes. 72% of workers drive alone to work, and 6.2% work from home.

What are the demographics of St. Clair?

The racial and ethnic makeup of St. Clair is 92.9% White, 0.8% Black or African American, 0.9% Hispanic or Latino. 99.6% of residents speak only English at home. 6.7% of the population are military veterans. 26.7% of residents have a disability. 93.1% have health insurance coverage.

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