Big Run, Pennsylvania Demographics & Population 2026

A note before these figures: with a population of 505, Big Run's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.

Population Overview

Big Run is a small community located in Pennsylvania, within Jefferson County. The total population is 505. It ranks as the 1347th most populous out of 1,991 Census-designated places in Pennsylvania.

Age Demographics

The median age in Big Run is 47.3 years. This is 16% higher than the state median of 40.9 years. 10.1% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Big Run is $60,625. This is 22% lower than the state median of $77,971. It is also 25% lower than the national median of $80,734. The poverty rate stands at 20.5%. This is 75% higher than the state poverty rate of 11.7%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 3.0%. This is 43% lower than the state rate of 5.3%. The median home value is $107,700. Housing costs are 58% lower than the state median of $254,500. With a home-value-to-income ratio of just 1.8x, Big Run is one of the most affordable housing markets in the area. 70.1% of occupied housing units are owner-occupied. This homeownership rate is 1% higher than the state average of 69.3%.

Race & Ethnicity

Big Run has a predominantly White (non-Hispanic) population, comprising 98.2% of all residents. Hispanic or Latino residents account for 0.6%. The Hispanic or Latino population (0.6%) is well below the state average of 8.7%.

Education

9.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 73% lower than the state rate of 35.2%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.1%.

Data Sources & Methodology

All demographic data for Big Run, Pennsylvania is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Pennsylvania state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,991 Census-designated places in Pennsylvania. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.