What are the schools like in St. Clair, MO?

St. Clair is served primarily by ST. CLAIR R-XIII. The district operates 2 elementary schools, 1 middle schools, and 1 high schools with a student-to-teacher ratio of 12.8:1.

What is the median household income in St. Clair?

The median household income in St. Clair, MO is $37,764 according to the most recent US Census American Community Survey 5-year estimates. The unemployment rate is 6.7%.

What is the weather like in St. Clair, MO?

St. Clair has an average high temperature of 43.0°F in January and 90.6°F in July. Annual precipitation averages 44.9 inches and annual snowfall averages 14.4 inches.

St. Clair, MO Cost of Living, Crime & Is It a Good Place to Live? (2026)

Q: Is St. Clair, MO affordable or expensive?

St. Clair's cost of living index is 96, where 100 represents the national average. This means St. Clair is 4% less expensive than the average US city. The median home value is $131,200 and the median rent is $756 per month.

Q: What is the crime rate in St. Clair, MO?

St. Clair has a violent crime rate of 362.6 incidents per 100,000 residents and a property crime rate of 2601.8 per 100,000. The national average violent crime rate is approximately 380 per 100,000.

Is St. Clair, MO a Good Place to Live?

St. Clair is a small town of 4,771 in Missouri, with a median household income of $37,764 and a 6.7% unemployment rate. Its cost of living index is 96 (US average = 100), which is 4% below the national average.

Strengths: St. Clair stands out for an affordable cost of living, below-average home prices, solid school ratings (B), short average commutes.

Trade-offs: Potential downsides include an elevated unemployment rate. Whether St. Clair is right for you depends on your priorities — the full breakdown is below.

All St. Clair city data on this page comes from official government sources — the US Census Bureau, FBI, NCES, BEA, and NOAA — updated annually.

Cost of Living

Index: 96.3

St. Clair's overall cost of living index is 96.3, where 100 represents the US national average. Living in St. Clair costs roughly 4% less than the average American city.

Metric	St. Clair, MO	National Avg
Median Home Value	$131,200	$244,900
Median Monthly Rent	$756	$1,163
Homeownership Rate	56.2%	65.9%
Median Household Income	$37,764	$74,755

Crime & Safety

Near National Average

St. Clair's violent crime rate is 362.6 per 100,000 residents — 5% lower than the national average of ~380 per 100,000.

Violent Crime

362.6 /100k

Property Crime

2601.8 /100k

Vertical marker = national average. Source: FBI UCR Program.

Schools & Education

St. Clair is served primarily by ST. CLAIR R-XIII. The student-to-teacher ratio is 12.8:1 (better than the national average of ~16:1).

Metric	St. Clair, MO	National Avg
School District	ST. CLAIR R-XIII	—
Elementary Schools	2	—
Middle Schools	1	—
High Schools	1	—
Student/Teacher Ratio	12.8:1	16:1
Bachelor's Degree or Higher	5.7%	35.4%
High School Diploma or Higher	79.5%	91.1%

Weather & Climate

St. Clair sees average highs of 43.0°F in January and 90.6°F in July, with 44.9 inches of annual precipitation and 14.4 inches of snow per year.

Metric	St. Clair, MO
Average High — January	43.0°F
Average High — July	90.6°F
Annual Precipitation	44.9"
Annual Snowfall	14.4"

Demographics

Metric	St. Clair, MO	National Avg
Population	4,771	—
Median Age	39.1	38.9
Unemployment Rate	6.7%	3.7%
Avg Commute Time	21.8 min	26 min
White (non-Hispanic)	95.8%	59.3%
Black or African American	0.3%	13.6%
Hispanic or Latino	2.3%	18.9%
Asian	0.3%	6.3%
Under 18	21.1%	22.2%
65 and over	18.1%	16.8%

Nearby Cities

Parkway, MO 1 mi Lake St. Clair, MO 2 mi Union, MO 6 mi Charmwood, MO 7 mi Stanton, MO 8 mi

ZIP Codes in St. Clair

St. Clair, MO is covered by 1 ZIP code:

63077

St. Clair vs Other Cities

St. Clair, MO vs Parkway, MO St. Clair, MO vs Lake St. Clair, MO St. Clair, MO vs Union, MO St. Clair, MO vs Charmwood, MO St. Clair, MO vs Stanton, MO

Frequently Asked Questions

Is St. Clair, MO affordable or expensive?

St. Clair's cost of living index is 96, where 100 is the national average. That makes St. Clair roughly 4% less expensive than a typical US city — a meaningful affordability advantage. The median home price is $131,200 and median rent is $756/month.

What is the crime rate in St. Clair, MO?

St. Clair's violent crime rate is 362.6 per 100,000 residents — the national average is ~380 per 100,000. Property crime is 2601.8 per 100,000 (national avg ~2,100). Data from the FBI Uniform Crime Reporting Program.

What are the schools like in St. Clair?

Public schools in St. Clair are operated by ST. CLAIR R-XIII. The district has 2 elementary, 1 middle, and 1 high schools. The student-to-teacher ratio is 12.8:1. 5.7% of adults 25+ hold a bachelor's degree or higher.

Is St. Clair, MO a good place to live?

St. Clair, MO has a population of 4,771, a median household income of $37,764, and an unemployment rate of 6.7%. Whether it's right for you depends on your priorities — use the compare tool above to stack it against another city you're considering.

What is the weather like in St. Clair?

St. Clair averages 43.0°F in January and 90.6°F in July. Annual rainfall is 44.9 inches with about 14.4 inches of snow per year. Based on NOAA 30-year climate normals (1991–2020).

What ZIP codes are in St. Clair?

St. Clair, MO is covered by 1 ZIP code: 63077.

What is the population of St. Clair?

The population of St. Clair, Missouri is 4,771 with a median age of 39.1. Source: US Census ACS 5-Year Estimates.

What are the pros and cons of living in St. Clair?

Key numbers for living in St. Clair: cost of living index 96 (100 = US average), median home $131,200, median household income $37,764, crime index 107 (100 = US average, lower is safer), schools rated B. Whether these are benefits or drawbacks depends on where you're coming from — compare St. Clair side by side with your current city to see the trade-offs.