Marshallton CDP (Northumberland County), Pennsylvania Demographics & Population 2026

Population Overview

Marshallton CDP (Northumberland County) is a small community located in Pennsylvania. The total population is 1,234. It ranks as the 888th most populous out of 1,993 cities and towns in Pennsylvania.

Age Demographics

The median age in Marshallton CDP (Northumberland County) is 48.8 years. This is 19% higher than the state median of 40.9 years. Only 6.4% of residents are under 18, indicating fewer families with children.

Economy, Income & Housing

The median household income in Marshallton CDP (Northumberland County) is $53,983. This is 29% lower than the state median of $76,081. Compared to the national median of $78,538, household income here is 31% lower. The poverty rate stands at 6.5%. This is 45% lower than the state poverty rate of 11.8%. The unemployment rate is 13.0%. This is 148% higher than the state rate of 5.3%. The median home value is $92,800. Housing costs are 61% lower than the state median of $240,500. With a home-value-to-income ratio of just 1.7x, Marshallton CDP (Northumberland County) is one of the most affordable housing markets in the area. 75.3% of occupied housing units are owner-occupied. This homeownership rate is 9% higher than the state average of 69.3%.

Race & Ethnicity

Marshallton CDP (Northumberland County) has a predominantly White (non-Hispanic) population, comprising 99.7% of all residents. Black or African American residents account for 0.3%. The Black or African American population (0.3%) is well below the state average of 10.3%.

Education

13.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 61% 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 87.9%.

Data Sources & Methodology

All demographic data for Marshallton CDP (Northumberland County), 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.