Census ACS · #825 μSA
St. Marys Metro Area
The St. Marys, Pa Micropolitan Statistical Area has 30,703 residents. The median household income is $64,103 and the median home value is $128,600.
30,703
Population
37
People / sq mi
$64,103
Median Income
$128,600
Median Home Value
The St. Marys CBSA covers 827 sq mi of land at 37.1 people per square mile.
Race & Ethnicity
| White | 95.1% |
| Black or African American | 0.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 0.5% |
Economy & Income
$64,103
Median Household Income
$35,683
Per Capita Income
4.8%
Poverty Rate
3.8%
Unemployment
Housing
$128,600
Median Home Value
$720
Median Rent
78.9%
Homeownership
Education
93.5%
High School+
19.9%
Bachelor's+
Commute
0.4%
Drive Alone
2.8%
Work From Home
18.0 min
Avg Commute
9.2%
Foreign Born
St. Marys spans this state
Nearby metros
Largest cities in Pennsylvania
Largest counties in Pennsylvania
Part of Pennsylvania
Other metros
Metro areas in Pennsylvania
Metro rankings
Frequently Asked Questions
The St. Marys, Pa Micropolitan Statistical Area has a population of 30,703 according to Census ACS 5-Year estimates, making it the #825 largest CBSA in the US.
The median household income in the St. Marys metro area is $64,103, with a per capita income of $35,683.
The St. Marys, Pa CBSA spans the state of Pennsylvania.
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More from Pennsylvania
Data for the St. Marys, Pa CBSA (41260) from the American Community Survey 5-Year estimates. Core-Based Statistical Areas combine cities, suburbs, and surrounding counties tied together by commuting patterns.
Age is the most distinctive thing about St. Marys: a median age of 48.5, older than the national median. With 30,703 residents, St. Marys is a metro area in PA.
Household earnings are middling, with a median of $64,103 — below the US median of $78,538. Very few residents live in poverty — 4.8%, below the national 12.4%. Housing is relatively affordable, with a median home value of $128,600, with typical rent around $720.
Degree attainment is on the lower side for US metro areas: 19.9% of adults hold a bachelor’s degree, below the national 35.0%.
The age structure shapes everything downstream in St. Marys — from housing demand to the mix of working-age earners reflected in the income figures above.
Source: U.S. Census Bureau ACS, 2026.