Census place 4267344

St. Marys

A Census profile of the people, homes, and daily patterns that shape this place.

Official Census name: St. Marys city

Relocation snapshot

What stands out in St. Marys.

According to the 2025 estimate, St. Marys has a population of 12,253 and 123 residents per square mile. Of the six relocation measures evaluated, the three largest relative differences from the median among 68 covered Pennsylvania places are: population density is 123/sq mi, below the comparison median of 4,301/sq mi; typical commute is 14.2 minutes, below the comparison median of 23.5 minutes; and median gross rent is $762, below the comparison median of $1,079. These unweighted medians compare covered Census places and are not statewide estimates.

population density
123/sq mi
Below the comparison median of 4,301/sq mi
typical commute
14.2 minutes
Below the comparison median of 23.5 minutes
median gross rent
$762
Below the comparison median of $1,079

National context

Follow the metrics.

Compare St. Marys's values with other covered Census places. Rankings are descriptive, not recommendations.

At a glance

A city in numbers.

Population
12,253
2025 estimate
Annual change
-0.6%
Population estimate
Density
123/sq mi
99.3 sq mi land area
Median age
51.6 years
ACS 5-year estimate

Living here

The everyday equation.

Households, homes, education, and the time it takes to get around.

Median household income
$67,167
Median home value
$149,000
Median gross rent
$762
Bachelor’s degree or higher
21.4%
Typical commute
14.2 min
Drive-alone commute
84.5%
Public transit commute
0.3%
Walked to work
1.2%

Housing

Who rents, and what it takes.

Renter share and rent burden help describe the housing choices visible in this place.

Renter-occupied homes
22.4%
Renters paying 30%+ of income
46.2%

Work

How the workday lands.

Employment status and working-from-home share add context to income and commuting patterns.

Employed residents 16+
57.4%
Unemployed residents 16+
4.8%
Working from home
1.8%

Community

The everyday infrastructure.

Access, mobility, housing growth, and household composition add another layer to a place's day-to-day picture.

Households with broadband
86.2%
Homes built 2020+
1%
Households without a vehicle
8.7%
Households with children
17.7%
Residents with a disability
16.9%
Residents without insurance
1.3%

Environmental context

A record of declared events.

FEMA declarations for Elk County provide historical context, not a forecast or a property-level risk assessment.

Environmental declarations since 2000
5
Hurricane declarations
3
Severe Storm declarations
1
Tropical Storm declarations
1

Climate normals

The long view of weather.

Thirty-year averages, not a forecast. Temperature and precipitation describe the typical conditions recorded from 1991 through 2020.

Representative station: BRADFORD RGNL AP (24 mi from place center)
Average high
55.8°F
Average low
35.9°F
Annual rainfall
41.9"
Annual snowfall
0"

Month by month

A year in St. Marys.

Typical high and low °F
0°F20°F40°F60°F80°F
JFMAMJJASOND
Typical precipitation inches

Data vintage

Population is from the 2025 Population Estimates Program. Household, housing, education, and commute data are from the 2020-2024 American Community Survey 5-year release. Disaster declarations are from FEMA's OpenFEMA dataset and are refreshed with this edition.

Similar places

More places to consider.

Selected by the closest mix of population, density, median home value, and average annual high.

Hibbing, MN

Population, housing, work, and travel data for this Census place.

Population
15,823
Median home
$130,200

Claremont, NH

Population, housing, work, and travel data for this Census place.

Population
13,032
Median home
$204,600

Conneaut, OH

Population, housing, work, and travel data for this Census place.

Population
12,247
Median home
$132,400

Keep exploring

Compare St. Marys with Hibbing