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MICROPOLITAN AREA

St. Marys Micro

St. Marys, PA · 1 counties · 29,926 residents (2025 est.) · 826.901 sq mi
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#44Highest homeownership rateof 92579.5%#44Oldest by median ageof 92548.4
The short version

St. Marys has lower-than-average household income, with a median household income of $66,380. Population has declined 13% since 2000. 21% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has risen by half since 2000, reaching $133,600. With a median age of 48.4, the population is older than the US median of 38.9.

At a glance
Lower income
below the US median
US median: $82,259
Older
median age 48.4
US median: 38.9
Less educated
21% hold a bachelor's degree
US average: 36%
More affordable
home values down 5%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
30,506
−13%since 2000
from 35,112 in 2000
1990 – 2025
Population density
37 / sq mi
−13%since 2000
from 42 / sq mi in 2000
US average: 281
Median age
48.4
+23%since 2000
from 39.4 in 2000
US average: 38.9

PEP 2025 EST:29,926 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
30K31K33K34K36K1990201020202024St. Marys
202431K
1990201020202024
Section 02

Income & economy

Median household income
$66,380
−3%inflation adjusted, since 2000
from $37,550 in 2000
US average: $82,259
1990 – 2024
Per capita income
$36,391
+100%since 2000
from $18,174 in 2000
US average: $44,673
Households earning $100K+
42.8%
+21.5 ptssince 2009
from 21.4% in 2009
US average: 53.3%
Poverty rate
8.7%
+1.7 ptssince 2000
from 7.0% in 2000
US average: 12.5%
Income inequality (Gini)
0.421
+9%since 2010
from 0.387 in 2010
US average: 0.476
Workforce by industry, 2024
Retail trade35.8%
US avg: 9.9%
Information8.8%
US avg: 10.8%
Wholesale trade6.4%
US avg: 6.9%
Finance & insurance4.4%
US avg: 5.9%
Professional, scientific, technical3.8%
US avg: 5.1%
Other services2.2%
US avg: 6.7%
Transportation & warehousing1.8%
US avg: 2.2%
Public administration1.6%
US avg: 4.8%
Arts, entertainment, food1.5%
US avg: 1.9%
Agriculture, forestry, fishing1.4%
US avg: 1.6%
Manufacturing0.8%
US avg: 0.4%
Construction0.6%
US avg: 1.2%
Education & health services0.6%
US avg: 0.9%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$133,600
−5%inflation adjusted, since 2000
from $77,400 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$719
−6%inflation adjusted, since 2000
from $418 in 2000
US average: $1,442
Owner-occupied
79.5%
+0.1 ptssince 2000
from 79.4% in 2000
20.5% rent
Vacancy rate
21.1%
−3.3 ptssince 2009
from 24.4% in 2009
US average: 10.0%
Owner cost-burdened
9.7%
−12.5 ptssince 2009
from 22.2% in 2009
US average: 22.9%
Renter cost-burdened
36.3%
−1.6 ptssince 2009
from 37.9% in 2009
US average: 47.4%
Afford Score
2.0
−2%since 2000
from 2.1 in 2000
1990 – 2024
Gentrification Score
30
RELATED:See current rent listings in St. Marys on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic98.7%(34,643)
Black0.1%(47)
Hispanic / Latino0.4%(142)
Asian0.3%(120)
Other0%
Diversity Score2.2%(771)
Segregation Score0%
2024
White, non-Hispanic94.5%(28,831)
Black0.6%(184)
Hispanic / Latino1%(314)
Asian0.4%(130)
Other3.4%(1,047)
Diversity Score13.2%(4,022)
Segregation Score22.2%(6,761)
Diversity Score
13
+500%since 2000
from 2 in 2000
1990 – 2024
Segregation Score
22
−18%since 2020
from 27 in 2020
Section 05

Education

Bachelor's degree or higher
20.6%
+8.3 ptssince 2000
from 12.3% in 2000
US average: 35.6%
High school or higher
94.3%
+11.6 ptssince 2000
from 82.7% in 2000
US average: 89.6%
Graduate degree
7.7%
+3.7 ptssince 2000
from 4.0% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
18.3 min
+63%since 2000
from 11.2 min in 2000
US average: 26.5
Drive alone to work
84.8%
+1.1 ptssince 2009
from 83.7% in 2009
US average: 68.9%
Carpooled to work
8.0%
−1.8 ptssince 2009
from 9.8% in 2009
US average: 8.5%
Public transit
0.4%
−0.6 ptssince 2009
from 0.9% in 2009
US average: 3.2%
Worked from home
3.1%
+1.8 ptssince 2009
from 1.3% in 2009
US average: 15.0%
Walked to work
1.6%
−1.5 ptssince 2009
from 3.1% in 2009
US average: 2.4%
Biked to work
0.0%
−0.1 ptssince 2009
from 0.1% in 2009
US average: 0.4%
No vehicle available
6.3%
−1.2 ptssince 2009
from 7.5% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
5.7%
−0.8 ptssince 2011
from 6.5% in 2011
US average: 5.2%
Labor force participation
60.6%
−0.8 ptssince 2011
from 61.4% in 2011
US average: 63.5%
Self-employed
9.4%
+1.2 ptssince 2009
from 8.2% in 2009
US average: 13.1%
Management & professional
29.3%
−27.0 ptssince 2009
from 56.3% in 2009
US average: 42.5%
Section 08

People & community

Male
51.0%
+1.4 ptssince 2009
from 49.6% in 2009
Female
49.0%
−1.4 ptssince 2009
from 50.4% in 2009
Foreign born
1.1%
Unchangedsince 2009
from 1.1% in 2009
US average: 14.1%
Veterans
7.5%
−41.9 ptssince 2009
from 49.3% in 2009
US average: 6.2%
With a disability
16.6%
+1.0 ptssince 2012
from 15.6% in 2012
US average: 13.3%
Uninsured
2.3%
−90.7 ptssince 2013
from 93.0% in 2013
US average: 8.4%
Broadband at home
87.7%
+13.2 ptssince 2017
from 74.5% in 2017
US average: 91.0%
English only at home
98.4%
−0.3 ptssince 2016
from 98.6% in 2016
US average: 77.7%
Spanish at home
0.4%
+0.2 ptssince 2016
from 0.2% in 2016
US average: 13.6%
In this metro

Principal cities

St. MarysCENTRAL12,253
What's inside

1 component county

Elk CountyCENTRAL29,926
Drill deeper

Metros similar to St. Marys

Mountain Home
Pop 29,465
Mineral Wells
Pop 30,791
Iron Mountain
Pop 30,575
Ludington
Pop 29,040
Places similar to St. Marys
Head to head

Compare St. Marys side by side

ST. MARYS VS
Mountain Home
Income$65,359−2%
Home value$316,500+137%
Population29,465−2%
SEE FULL COMPARISON →
ST. MARYS VS
Mineral Wells
Income$67,674+2%
Home value$198,000+48%
Population30,791+3%
SEE FULL COMPARISON →
ST. MARYS VS
Iron Mountain
Income$64,538−3%
Home value$156,321+17%
Population30,575+2%
SEE FULL COMPARISON →
ST. MARYS VS
Ludington
Income$64,748−2%
Home value$219,600+64%
Population29,040−3%
SEE FULL COMPARISON →
Frequently asked

How many people live in St. Marys, PA?

St. Marys, PA has about 30,506 residents according to the 2024 American Community Survey.

What is the median household income in St. Marys, PA?

The typical household in St. Marys, PA earns about $66,380 a year. Half of households make more than that, and half make less.

Is St. Marys, PA expensive?

In St. Marys, PA, the median home is worth about $133,600, and the typical rent is about $719 a month.

How educated are people in St. Marys, PA?

About 20.6% of adults age 25 and over in St. Marys, PA hold a bachelor's degree or higher.

What is the poverty rate in St. Marys, PA?

About 8.7% of people in St. Marys, PA live below the federal poverty line.

Has St. Marys, PA grown since 1990?

Yes, St. Marys, PA has shrunk since 1990. The population has lost about 4,372 residents, a change of about -13 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · METRO ROLLUP OF COMPONENT COUNTIES · UPDATED 2024

How we source and harmonize this data →