St. Clair County, Missouri

MO · FIPS 29185 · ACS 2024 5-Year Estimates

Metric Value vs National Rank Percentile
Total Population 9,587 #2,519 / 3,222
22th
Median Household Income $53,043 -29.4% #2,592 / 3,222
20th
Median Age 46.1 years +18.5% #579 / 3,222
82th
Median Home Value $157,100 -44.3% #2,099 / 3,222
35th
Median Gross Rent $622 -46.5% #3,009 / 3,222
6th
Poverty Rate 14.7% +16.5% #1,890 / 3,222
41th

Demographics

St. Clair County has a population of 9,587, making it the #2,519 most populous county in the US. The median age is 46.1 years, which is 18.5% above the national median.

Population Trend

Rankings →

Year-over-Year Population Growth

Age & Sex Distribution

Race & Ethnicity

Nativity

98.8%
Native Born
1.2%
Foreign Born

Household Type

Economy

The median household income in St. Clair County is $53,043, ranking #2,592 out of 3,222 counties — 29.4% below the national median. The poverty rate is 14.7% and unemployment stands at 3.3%.

Median Household Income
$53,043 −29.4% vs nat'l
Rank #2,592 of 3,222
20th percentile
Per Capita Income
$29,315 −29.0% vs nat'l
Rank #2,534 of 3,222
21th percentile
Poverty Rate
14.7% +16.5% vs nat'l
Rank #1,890 of 3,222
41th percentile
Unemployment Rate
3.3% −37.4% vs nat'l
Rank #872 of 3,222
73th percentile
Bachelor's Degree or Higher
14.7% −56.4% vs nat'l
Rank #2,863 of 3,222
11th percentile
Mean Commute Time
29.5 min +7.0% vs nat'l
Rank #961 of 3,222
70th percentile

Median Household Income Trend

Rankings →

Poverty Rate Trend

Rankings →

Housing

The median home value in St. Clair County is $157,100 (-44.3% vs national). Renters pay a median of $622/mo and the homeownership rate is 76.0%.

Median Home Value
$157,100 −44.3% vs nat'l
Rank #2,099 of 3,222
35th percentile
Median Gross Rent
$622 −46.5% vs nat'l
Rank #3,009 of 3,222
6th percentile
Homeownership Rate
76.0% +18.0% vs nat'l
Rank #1,367 of 3,222
58th percentile
76.0% Homeownership

Median Home Value Trend

Rankings →

Health

89.4% of residents in St. Clair County have health insurance coverage, which is 2.5% below the national rate.

89.4% Health Insurance
Health Insurance Coverage
89.4% −2.5% vs nat'l
Rank #2,287 of 3,222
29th percentile

About St. Clair County, Missouri

St. Clair County, Missouri has a total population of 9,587, making it the 2,519th most populous county in the United States. The median age in St. Clair County is 46.1 years, which is 18.5% above the national median of 38.9 years.

The median household income in St. Clair County is $53,043, which ranks #2,592 of 3,222 counties nationwide. This is 29.4% below the national median of $75,149. The poverty rate is 14.7%, higher than the national rate of 12.6%. The unemployment rate stands at 3.3%.

The median home value in St. Clair County is $157,100, 44.3% below the national median. Renters in St. Clair County pay a median gross rent of $622 per month. The homeownership rate is 76.0%, compared to the national rate of 64.4%.

In St. Clair County, 14.7% of residents aged 25 and older hold a bachelor's degree or higher, 56.4% below the national average of 33.7%. Health insurance coverage stands at 89.4% of the population. The average commute time for workers is 29.5 min.

St. Clair County is a diverse community. The largest racial or ethnic group is White (non-Hispanic) at 92.8% of the population, followed by Two or More Races (3.8%) and Hispanic or Latino (2.2%).

All data for St. Clair County, Missouri comes from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates. These figures are estimates based on survey sampling and are subject to margin of error. For the most detailed and up-to-date data, visit the Census Bureau's official data portal.