United States › Pennsylvania › Seneca CITY · 2020 ACS
Seneca Pennsylvania · 1,011 residents · 2.63 sq mi
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The short version
Seneca is a city of 1,011 people in Pennsylvania. The median age is 50.3, about 11 years above the US median. 80% of homes are owner-occupied. Getting to work takes 12 minutes on average. The typical home is worth $113,100, having risen by half since 2000. Households here earn about 30% less than in Pennsylvania as a whole.
At a glance
Lower income
below the US median
US median: $66,278
Older
median age 50.3
US median: 38.8
Average education
29% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01
Population & growth from 45.7 in 2000
US average: 38.8
Population, 1990 – 2024
826 997 1K 1K 2K 1990 2000 2010 2020 2024 Seneca Age distribution, 2020
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Section 02
Income & economy $44,425
−16%inflation adjusted, since 2000
from $35,250 in 2000
US average: $66,278
from $18,726 in 2000
US average: $35,364
Households earning $100K+
from 13.6% in 2009
US average: 43.9%
from 6.0% in 2000
US average: 12.8%
Workforce by industry, 2020
Professional, scientific, technical 18.1%
Public administration 7.9%
Agriculture, forestry, fishing 0%
Transportation & warehousing 0%
Education & health services 0%
Arts, entertainment, food 0%
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$113,100
+8%inflation adjusted, since 2000
from $69,700 in 2000
US average: $265,253
$694
−5%inflation adjusted, since 2000
from $488 in 2000
US average: $1,124
from 81.9% in 2000
19.6% rent
from 2.05 people in 2009
US average: 2.61
from 2.3 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 99.2%(958)
2020
White, non-Hispanic 97.9%(990)
No data for the years selected.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 2 more ancestry groups with data from 11.2% in 2000
US average: 32.9%
High school or higher
from 85.8% in 2000
US average: 88.5%
from 3.3% in 2000
US average: 12.7%
Section 06
Commute & transportation from 13.2 min in 2000
US average: 26.9
from 86.7% in 2009
US average: 75.1%
from 3.9% in 2009
US average: 8.4%
Section 07
Work & employment from 3.9% in 2011
US average: 5.4%
from 61.6% in 2011
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 26.4% in 2009
US average: 39.3%
Section 08
People & community from 0.8% in 2009
US average: 13.5%
from 2.9% in 2013
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 2.9% in 2013
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2020
Gulf War (2001 or later) 15.1%(11)
Share of the 73 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
Places similar to Seneca Head to head
Compare Seneca to nearby cities SENECA VS
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SENECA VS
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Frequently asked
How many people live in Seneca, Pennsylvania? Seneca, Pennsylvania has about 1,011 residents according to the 2020 American Community Survey.
What is the median household income in Seneca, Pennsylvania? The typical household in Seneca, Pennsylvania earns about $44,425 a year. Half of households make more than that, and half make less.
Is Seneca, Pennsylvania expensive? In Seneca, Pennsylvania, the median home is worth about $113,100, and the typical rent is about $694 a month.
How educated are people in Seneca, Pennsylvania? About 29.5% of adults age 25 and over in Seneca, Pennsylvania hold a bachelor's degree or higher.
What is the poverty rate in Seneca, Pennsylvania? About 4.9% of people in Seneca, Pennsylvania live below the federal poverty line.
Has Seneca, Pennsylvania grown since 1990? Yes, Seneca, Pennsylvania has shrunk since 1990. The population has lost about 8 residents, a change of about -1 percent over that period.
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