Seneca CDP, Pennsylvania Demographics & Population 2026

Population Overview

Seneca CDP is a small community located in Pennsylvania. The total population is 1,455. It ranks as the 805th most populous out of 1,993 cities and towns in Pennsylvania.

Age Demographics

The median age in Seneca CDP is 49.9 years. This is 22% higher than the state median of 40.9 years.

Economy, Income & Housing

The median household income in Seneca CDP is $73,478. This is 3% lower than the state median of $76,081. Compared to the national median of $78,538, household income here is 6% lower. The poverty rate stands at 7.3%. This is 38% lower than the state poverty rate of 11.8%. The unemployment rate is 2.6%. This is 51% lower than the state rate of 5.3%. The median home value is $134,900. Housing costs are 44% lower than the state median of $240,500. With a home-value-to-income ratio of just 1.8x, Seneca CDP is one of the most affordable housing markets in the area. 76.6% of occupied housing units are owner-occupied. This homeownership rate is 10% higher than the state average of 69.3%.

Race & Ethnicity

Seneca CDP has a predominantly White (non-Hispanic) population, comprising 95.9% of all residents. Asian residents account for 0.5%. The Black or African American population (0.5%) is well below the state average of 10.3%. The Asian population (0.5%) is well below the state average of 3.7%.

Education

19.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 43% lower than the state rate of 34.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 99.9%.

Data Sources & Methodology

All demographic data for Seneca CDP, Pennsylvania is sourced from the U.S. Census Bureau's American Community Survey (ACS) 5-Year Estimates (2019-2023). The ACS collects data from approximately 3.5 million households annually, providing reliable estimates for communities of all sizes. Comparisons are made against Pennsylvania state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,993 Census-designated places in Pennsylvania. For official data, visit data.census.gov.