Marshallton (Chester County), Pennsylvania Demographics & Population 2026

A note before these figures: with a population of 438, Marshallton (Chester County)'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

Marshallton (Chester County) is a small community located in Pennsylvania, within Chester County. The total population is 438. It ranks as the 1409th most populous out of 1,991 Census-designated places in Pennsylvania.

Age Demographics

The median age in Marshallton (Chester County) is 50.8 years. This is 24% higher than the state median of 40.9 years. 12.3% 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 Marshallton (Chester County) is $108,958. This is 40% higher than the state median of $77,971. It is also 35% higher than the national median of $80,734. The ACS records no residents below the poverty line in Marshallton (Chester County). In a community this small the estimate rests on very few survey responses, so it should be read as an absence of measurement rather than a measured absence of poverty. The unemployment rate is 0.5%. This is 90% lower than the state rate of 5.3%. The median home value is $501,700. Housing costs are 97% higher than the state median of $254,500. The home-value-to-income ratio is 4.6x. 88.8% of occupied housing units are owner-occupied. This homeownership rate is 28% higher than the state average of 69.3%.

Race & Ethnicity

Marshallton (Chester County) has a predominantly White (non-Hispanic) population, comprising 90.4% of all residents. Hispanic or Latino residents account for 7.1%.

Education

59.4% of residents aged 25 and older hold a bachelor's degree or higher. This places Marshallton (Chester County) in the top 10% of all cities in the state for educational attainment. This is 69% higher 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 96.8%.

Data Sources & Methodology

All demographic data for Marshallton (Chester County), 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.