United States › Pennsylvania › Seneca CITY
Seneca Pennsylvania · 1,439 residents · 2.63 sq mi
Time machine
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The short version
Seneca is home to 1,439 people in Pennsylvania. The median age is 45.8, about 7 years above the US median. Growth has run 49% since 2000, or 473 more people. Four-year degrees are less common here than nationally, at 22% of adults. The typical home is worth $158,800, having more than doubled since 2000. The foreign-born share is 2%.
At a glance
Lower income
below the US median
US median: $82,259
Older
median age 45.8
US median: 38.9
Less educated
22% hold a bachelor's degree
US average: 36%
Less affordable
home values up 25%, inflation adjusted
US median home: $376,019
Section 01
Population & growth 547 / sq mi
+43%since 2009
from 383 / sq mi in 2009
US average: 281
from 45.7 in 2000
US average: 38.9
Population, 1990 – 2024
826 997 1K 1K 2K 1990 2000 2010 2020 2024 Seneca Age distribution, 2024
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $63,031
−2%inflation adjusted, since 2000
from $35,250 in 2000
US average: $82,259
from $18,726 in 2000
US average: $44,673
Households earning $100K+
from 13.6% in 2009
US average: 53.3%
from 6.0% in 2000
US average: 12.5%
from 0.371 in 2010
US average: 0.476
Workforce by industry, 2024
Professional, scientific, technical 8.4%
Transportation & warehousing 3.3%
Arts, entertainment, food 3%
Public administration 2.3%
Agriculture, forestry, fishing 0%
Education & health services 0%
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$158,800
+25%inflation adjusted, since 2000
from $69,700 in 2000
US average: $376,019
$690
−22%inflation adjusted, since 2000
from $488 in 2000
US average: $1,442
from 81.9% in 2000
32.1% rent
from 0.0% in 2009
US average: 10.0%
from 2.05 people in 2009
US average: 2.54
from 25.9% in 2009
US average: 22.9%
from 11.0% in 2009
US average: 47.4%
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.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 99.2%(958)
2024
White, non-Hispanic 90.2%(1,298)
from 0 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 3 more ancestry groups with data from 11.2% in 2000
US average: 35.6%
High school or higher
from 85.8% in 2000
US average: 89.6%
from 3.3% in 2000
US average: 14.0%
Section 06
Commute & transportation from 13.2 min in 2000
US average: 26.5
from 86.7% in 2009
US average: 68.9%
from 5.3% in 2009
US average: 8.5%
from 0.0% in 2009
US average: 3.2%
from 8.0% in 2009
US average: 15.0%
from 0.0% in 2009
US average: 2.4%
from 0.0% in 2009
US average: 0.4%
from 3.9% in 2009
US average: 8.3%
Section 07
Work & employment from 3.9% in 2011
US average: 5.2%
from 61.6% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 60.0% in 2020
US average: 74.6%
from 10.5% in 2009
US average: 13.1%
from 26.4% in 2009
US average: 42.5%
Section 08
People & community from 0.8% in 2009
US average: 14.1%
from 23.4% in 2009
US average: 6.2%
from 9.6% in 2012
US average: 13.3%
from 2.9% in 2013
US average: 8.4%
from 84.5% in 2017
US average: 91.0%
Computer in household
from 92.6% in 2020
US average: 95.5%
from 92.1% in 2020
US average: 87.7%
from 99.2% in 2016
US average: 77.7%
from 0.0% in 2016
US average: 13.6%
Marital status
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 2.9% in 2013
US average: 8.4%
from 49.2% in 2020
US average: 54.8%
Direct-purchase
from 31.5% in 2020
US average: 13.8%
from 35.5% in 2020
US average: 18.4%
from 15.5% in 2020
US average: 20.9%
VA health care
from 7.4% in 2020
US average: 2.2%
Any private
from 73.8% in 2020
US average: 67.1%
Any public
from 50.1% in 2020
US average: 36.7%
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, 2024
Gulf War (2001 or later) 53.9%(41)
Share of the 76 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
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Frequently asked
How many people live in Seneca, Pennsylvania? Seneca, Pennsylvania has about 1,439 residents according to the 2024 American Community Survey.
What is the median household income in Seneca, Pennsylvania? The typical household in Seneca, Pennsylvania earns about $63,031 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 $158,800, and the typical rent is about $690 a month.
How educated are people in Seneca, Pennsylvania? About 21.9% 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 8.1% of people in Seneca, Pennsylvania live below the federal poverty line.
Has Seneca, Pennsylvania grown since 1990? Yes, Seneca, Pennsylvania has grown since 1990. The population has added about 420 residents, a change of about 41 percent over that period.
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