US Census Data

Chester County vs Lancaster County

A side-by-side comparison of Chester County and Lancaster County: population, income, housing, and more.

Chester County and Lancaster County are counties in Pennsylvania. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Lancaster County has the higher population (555,151 vs 540,896 in Chester County). Chester County has the higher median household income ($123,041 vs $83,703 in Lancaster County). Chester County has the higher median home value ($461,800 vs $279,400 in Lancaster County).

Population, income & housing

Chester CountyLancaster County
Population540,896555,151
Median age40.7 yrs39.1 yrs
Median household income$123,041$83,703
Median home value$461,800$279,400
Median gross rent$1,691$1,289
Housing units210,730217,863
Homeownership rate74.9%69.9%
Bachelor's degree or higher56.6%31.0%
Unemployment rate3.8%3.3%

Trends (ACS 5-year, 2019–2023)

Chester CountyLancaster County
Population519,560 → 540,896 (+4.1%)540,999 → 555,151 (+2.6%)
Median household income$100,214 → $123,041 (+22.8%)$66,056 → $83,703 (+26.7%)
Median home value$357,100 → $461,800 (+29.3%)$209,400 → $279,400 (+33.4%)
Median gross rent$1,330 → $1,691 (+27.1%)$1,009 → $1,289 (+27.8%)

Chester County

Population
519,560540,896
Median household income
$100,214$123,041
Median home value
$357,100$461,800
Median gross rent
$1,330$1,691

Lancaster County

Population
540,999555,151
Median household income
$66,056$83,703
Median home value
$209,400$279,400
Median gross rent
$1,009$1,289

Age & race/ethnicity

Age distribution (share)

Chester CountyLancaster County
Under 55.4%6.3%
5 to 1716.9%17.0%
18 to 249.0%8.7%
25 to 3411.4%12.9%
35 to 4412.9%11.8%
45 to 5413.1%11.2%
55 to 6413.9%12.9%
65 to 7410.3%10.6%
75 and over7.0%8.6%

Race & ethnicity (share)

Chester CountyLancaster County
White (non-Hispanic)76.3%79.8%
Black or African American4.9%3.4%
American Indian & Alaska Native0.0%0.0%
Asian6.4%2.3%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.4%0.5%
Two or more races3.8%2.7%
Hispanic or Latino8.2%11.3%

Educational attainment (age 25+)

Share of adults 25+

Chester CountyLancaster County
No high school diploma5.1%12.9%
High school graduate19.3%34.5%
Some college or associate's19.0%21.7%
Bachelor's degree32.9%19.7%
Graduate or professional degree23.7%11.3%

Commute to work

How workers get to work (share)

Chester CountyLancaster County
Drove alone66.9%73.3%
Carpooled6.6%10.0%
Public transit1.4%0.8%
Walked1.9%3.5%
Bicycle0.1%0.7%
Worked from home21.7%10.3%
Other means1.4%1.4%

Housing

Units in structure (share)

Chester CountyLancaster County
1-unit, detached60.4%55.3%
1-unit, attached19.1%21.1%
2 to 4 units4.2%7.2%
5 to 19 units7.3%6.9%
20 or more units6.8%5.7%
Mobile home & other2.2%3.7%

Poverty & households

Chester CountyLancaster County
Poverty rate5.9%8.7%
Average household size2.602.57
Mean commute (minutes)2724
Median year structure built19831977

Full profiles

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