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CITY · 2010 ACS

St. Marys

Pennsylvania · 13,070 residents · 99.316 sq mi
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The short version

St. Marys has lower-than-average household income, with a median household income of $45,802. Population has declined 10% since 2000. Median home value is $111,900. With a median age of 45.6, the population is older than the US median of 37.2.

At a glance
Lower income
below the US median
US median: $52,703
Older
median age 45.6
US median: 37.2
Less educated
19% hold a bachelor's degree
US average: 28%
Stable housing
home values roughly flat, inflation adjusted
US median home: $225,659
Section 01

Population & growth

Total population
13,070
−10%since 2000
from 14,502 in 2000
1990 – 2025
Population density
132 / sq mi
−10%since 2000
from 146 / sq mi in 2000
US average: 261
Median age
45.6
+16%since 2000
from 39.4 in 2000
US average: 37.2
Population, 1990 – 2024
5K7K10K13K15K1990201020202024St. Marys
202413K
1990201020202024
Section 02

Income & economy

Median household income
$45,802
−13%inflation adjusted, since 2000
from $41,593 in 2000
US average: $52,703
1990 – 2024
Per capita income
$24,208
+22%since 2000
from $19,885 in 2000
US average: $27,286
Households earning $100K+
23.0%
−2.1 ptssince 2009
from 25.1% in 2009
US average: 33.3%
Poverty rate
11.4%
+6.6 ptssince 2000
from 4.8% in 2000
US average: 13.8%
Income inequality (Gini)
0.401
US average: 0.461
Workforce by industry, 2010
Retail trade45%
US avg: 10.9%
Information10.9%
US avg: 11.5%
Transportation & warehousing2.8%
US avg: 3.1%
Wholesale trade2.6%
US avg: 7.2%
Other services2.3%
US avg: 7%
Finance & insurance2.2%
US avg: 5.1%
Public administration1.9%
US avg: 4.9%
Professional, scientific, technical1.1%
US avg: 4.2%
Education & health services1.1%
US avg: 0.9%
Arts, entertainment, food0.9%
US avg: 2.4%
Agriculture, forestry, fishing0.7%
US avg: 1.9%
Construction0.7%
US avg: 1.4%
Manufacturing0%
US avg: 0.5%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$111,900
+1%inflation adjusted, since 2000
from $87,900 in 2000
US average: $225,659
1990 – 2024
Median gross rent
$540
−6%inflation adjusted, since 2000
from $454 in 2000
US average: $853
Owner-occupied
39.7%
−37.7 ptssince 2000
from 77.4% in 2000
23.1% rent
Vacancy rate
6.0%
−0.6 ptssince 2009
from 6.6% in 2009
US average: 12.1%
Owner cost-burdened
17.6%
+1.0 ptssince 2009
from 16.6% in 2009
US average: 30.9%
Renter cost-burdened
47.9%
+4.5 ptssince 2009
from 43.4% in 2009
US average: 46.8%
Afford Score
2.4
+16%since 2000
from 2.1 in 2000
1990 – 2024
RELATED:See current rent listings in St. Marys on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic98.6%(14,299)
Black0.2%(30)
Hispanic / Latino0.3%(44)
Asian0.4%(60)
Other0%
Diversity Score2.3%(334)
2010
White, non-Hispanic98.3%(12,842)
Black0.3%(41)
Hispanic / Latino0.4%(52)
Asian0.4%(51)
Other0.5%(65)
Diversity Score4%(517)
Diversity Score
4
+72%since 2000
from 2 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
19.3%
+3.8 ptssince 2000
from 15.5% in 2000
US average: 27.9%
High school or higher
91.6%
+7.1 ptssince 2000
from 84.4% in 2000
US average: 84.9%
Graduate degree
5.8%
+0.8 ptssince 2000
from 4.9% in 2000
US average: 10.2%
Section 06

Commute & transportation

Average commute
15.0 min
+48%since 2000
from 10.2 min in 2000
US average: 25.2
Drive alone to work
88.6%
+1.5 ptssince 2009
from 87.1% in 2009
US average: 76.2%
Carpooled to work
5.5%
−1.4 ptssince 2009
from 6.9% in 2009
US average: 10.4%
Public transit
0.9%
+0.2 ptssince 2009
from 0.7% in 2009
US average: 4.7%
Worked from home
1.1%
−0.1 ptssince 2009
from 1.1% in 2009
US average: 4.1%
Walked to work
2.6%
+0.2 ptssince 2009
from 2.5% in 2009
US average: 2.8%
Biked to work
0.0%
Unchangedsince 2009
from 0.0% in 2009
US average: 0.5%
No vehicle available
6.4%
−0.5 ptssince 2009
from 6.9% in 2009
US average: 8.7%
Section 07

Work & employment

Self-employed
7.5%
−1.0 ptssince 2009
from 8.4% in 2009
US average: 12.9%
Management & professional
26.9%
−33.2 ptssince 2009
from 60.0% in 2009
US average: 35.2%
Section 08

People & community

Male
49.5%
+0.5 ptssince 2009
from 49.0% in 2009
Female
50.5%
−0.5 ptssince 2009
from 51.0% in 2009
Foreign born
0.9%
+0.5 ptssince 2009
from 0.4% in 2009
US average: 12.8%
Veterans
12.0%
−37.1 ptssince 2009
from 49.1% in 2009
US average: 9.9%
Drill deeper

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Head to head

Compare St. Marys to nearby cities

ST. MARYS VS
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Income$53,815+17%
Home value$103,800−7%
Population9,046−26%
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ST. MARYS VS
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Income$51,261+12%
Home value$86,100−23%
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ST. MARYS VS
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Income$79,120+73%
Home value$389,600+248%
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ST. MARYS VS
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Income$45,424−1%
Home value$437,800+291%
Population40,844+233%
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Frequently asked

How many people live in St. Marys, Pennsylvania?

St. Marys, Pennsylvania has about 13,070 residents according to the 2010 American Community Survey.

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

The typical household in St. Marys, Pennsylvania earns about $45,802 a year. Half of households make more than that, and half make less.

Is St. Marys, Pennsylvania expensive?

In St. Marys, Pennsylvania, the median home is worth about $111,900, and the typical rent is about $540 a month.

How educated are people in St. Marys, Pennsylvania?

About 19.3% of adults age 25 and over in St. Marys, Pennsylvania hold a bachelor's degree or higher.

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

About 11.4% of people in St. Marys, Pennsylvania live below the federal poverty line.

Has St. Marys, Pennsylvania grown since 1990?

Yes, St. Marys, Pennsylvania has grown since 1990. The population has added about 7,559 residents, a change of about 137 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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