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CITY · 1990 CENSUS

St. Marys

Pennsylvania · 5,511 residents · 99.316 sq mi
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The short version

St. Marys has notably lower household income than the US average, with a median household income of $21,871. Population has fallen 62% since 2000, a loss of 8,991 residents. Median home value is $52,700.

At a glance
Lower income
below the US median
US median: $30,130
Older
median age 37.2
US median: 33.0
Less educated
14% hold a bachelor's degree
US average: 20%
More affordable
home values down 21%, inflation adjusted
US median home: $93,722
Section 01

Population & growth

5,511
−62%vs 2000
vs 14,502 in 2000
1990 – 2025
55 / sq mi
−62%vs 2000
vs 146 / sq mi in 2000
US average: 221
37.2
−5%vs 2000
vs 39.4 in 2000
US average: 33.0
Population, 19902024
5K7K10K13K15K1990201020202024St. Marys
202413K
1990201020202024
Section 02

Income & economy

$21,871
−31%inflation adjusted, since 2000
vs $41,593 in 2000
US average: $30,130
1990 – 2024
$11,756
−41%vs 2000
vs $19,885 in 2000
US average: $14,340
10.9%
+6.1 ptsvs 2000
vs 4.8% in 2000
US average: 13.2%
Section 03

Housing

$52,700
−21%inflation adjusted, since 2000
vs $87,900 in 2000
US average: $93,722
1990 – 2024
$305
−11%inflation adjusted, since 2000
vs $454 in 2000
US average: $450
66.1%
−11.3 ptsvs 2000
vs 77.4% in 2000
33.9% rent
2.4
+14%vs 2000
vs 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)
1990
White, non-Hispanic99.6%(5,489)
Black0.2%(12)
Hispanic / Latino0.3%(14)
Asian0.2%(10)
Other0%(0)
Diversity Score1.6%(89)
2
−30%vs 2000
vs 2 in 2000
1990 – 2024
Section 05

Education

13.7%
−1.7 ptsvs 2000
vs 15.5% in 2000
US average: 20.3%
High school or higher
75.4%
−9.1 ptsvs 2000
vs 84.4% in 2000
US average: 75.2%
4.2%
−0.8 ptsvs 2000
vs 4.9% in 2000
US average: 7.1%
Section 06

Commute & transportation

11.0 min
+8%vs 2000
vs 10.2 min in 2000
US average: 21.9
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in St. Marys, Pennsylvania?

St. Marys, Pennsylvania has about 5,511 residents according to the 1990 Census.

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

The typical household in St. Marys, Pennsylvania earns about $21,871 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 $52,700, and the typical rent is about $305 a month.

How educated are people in St. Marys, Pennsylvania?

About 13.7% 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 10.9% of people in St. Marys, Pennsylvania live below the federal poverty line.

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

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