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St. Marys, IA

Full City Profile · Iowa · Warren County County

3.3 /5.0
B Good
112 Population 800/sq mi density
$78,750 Median Income $45,503 per capita
$168,800 Home Value $212,840 Zillow
$1,300 Median Rent 23.0% income on rent
50°F Avg Temperature 275 sunny days/yr
527 Violent Crime/100K 2,312 property/100K
B
Overall
3.3 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$78,750 median income, 0.0% unemployment
A+
Affordability
5.0 / 5.0
$168,800 home value, $1,300/mo rent
F
Safety
1.0 / 5.0
527 violent crimes/100K (39% above avg)
C+
Education
2.9 / 5.0
23.2% bachelor's degree or higher

St. Marys, IA

At a Glance

Median Income
$78,750
5% above
$45,503 per capita
Home Value
$168,800
40% below
Zillow: $212,840
Median Rent
$1,300/mo
12% above
23.0% of income on rent
Violent Crime
527/100K
39% above
2,312/100K property
Bachelor's Degree+
23.2%
31% below
96.8% high school+
Unemployment
0.0%
100% below
6.3% poverty rate
Obesity Rate
38.7%
21% above
13.3% smoking rate
Avg Temperature
50°F
275 sunny days/yr

How St. Marys Compares to the U.S. Average

Each bar shows St. Marys's value as a percentage of the national average (100% = U.S. avg)

Income
105%
Home Value
60%
Rent
112%
Poverty
51%
Bachelor's
69%
Unemployment
0%
Crime
139%
Thin vertical line = U.S. national average (100%)

Is St. Marys a Good Place to Live?

B
3.3 / 5.0 — Good
Based on economy, affordability, safety, and education metrics compared to national averages.

Economy & Jobs

St. Marys residents earn a median household income of $78,750 , which is 5% above the national average of $75,149. Per capita income is $45,503. The unemployment rate stands at 0.0% (100% below the U.S. rate of 3.6%). 6.3% of residents live below the poverty line. The area is home to 1,410 business establishments, including 83 restaurants.

Housing & Cost of Living

The median home value in St. Marys is $168,800 , 40% below the national median of $281,900. Zillow estimates the typical home at $212,840. Median rent is $1,300/month, with 23.0% of renters spending more than 30% of income on housing. The cost of living index is 87.8 (100 = national average). The median home was built in 1963.

Safety & Crime

St. Marys reports 527 violent crimes per 100,000 residents , which is 39% above the national average of 380/100K. Property crime is 2,312/100K.

Education

23.2% of adults in St. Marys hold a bachelor's degree or higher (31% below the national average). 96.8% have completed high school. Local schools score 6.4/10 in standardized testing.

Climate & Weather

St. Marys has an average annual temperature of 50°F (10°C). Winters average 22°F in January while summers reach 75°F in July. The area gets 275 sunny days per year. Annual precipitation totals 37.8 inches. Air quality is rated Good with a median AQI of 43.

Data Overview

People

Population112
Median Age53.5 yrs
Density800/mi²
Male / Female56% / 44%
Foreign Born13.6%
Veterans11.8%

Economy

A+
Median Income$78,750
Per Capita$45,503
Unemployment0.0%
Poverty6.3%
County GDP$1,885M
Avg Weekly Wage$985

Housing

A+
Home Value$168,800
Rent$1,300
Ownership76.9%
Zillow$212,840
Housing Units66
Rent Burden23.0%

Crime

F
Violent527/100K
Property2,312/100K

Health

Obesity38.7%
Diabetes8.1%
Smoking13.3%
Heart Disease4.6%
Premature Death6,398/100K

Climate

Avg Temp50°F
Sunny Days275/yr
Rain37.8 in/yr
AQI43 (Good)
Elevation1,036 ft

Education

C+
Bachelor's+23.2%
High School+96.8%
Graduate+7.9%
School Score6.4/10

Community

2024 VoteR 60% / D 39%
Commute28 min
Broadband52.0%
Internet Speed109 Mbps
EV Stations1
Libraries6

Did You Know?

The median home in St. Marys was built in 1963.
The nearest airport is Des Moines International (13 miles).
The Gini coefficient (income inequality) is 0.397 (U.S. avg: 0.490).
Natural hazard risk is rated "Very Low" by FEMA.
3.1% of the population has a disability.
13.6% of residents are foreign-born.
Average internet download speed is 109 Mbps.
The county recorded 5 fatal vehicle crashes.