Thornbury township Flag

Thornbury township

County:
Chester County
County Seat:
No
Area (mi²):
3.833
State:
Pennsylvania

Thornbury township is located in Chester County, Pennsylvania. Thornbury township has a 2026 population of 3,159. Thornbury township is currently declining at a rate of -0.19% annually and its population has decreased by -0.54% since the most recent census, which recorded a population of 3,176 in 2020.

The median household income in Thornbury township is $172,070 with a poverty rate of 2.42%. The median age in Thornbury township is 44.1 years: 45 years for males, and 44 years for females. For every 100 females there are 95.5 males.

3.2K
Total Population
824
Density (mi²)
-6 -0.19%
Growth

Thornbury township Population

Thornbury township Population

Year ↓
Population
Growth
Annual Change
20263,159-6-0.19%
20253,165-6-0.19%
20243,17100%
20233,171-7-0.22%
20223,17840.13%
20213,174-2-0.06%
20203,176-1-0.03%
20193,135-3-0.1%
20183,13860.19%
20173,132-2-0.06%
20163,134-9-0.29%
20153,143-182-5.47%
20143,325371.13%
20133,288-38-1.14%
20123,326331%
20113,2932769.15%
20103,27070.21%

Median Age

Overall: 44.1 years
Female: 44 years
Male: 45 years

Thornbury township Adults

There are 2,536 adults, (505 of whom are seniors) in Thornbury township.

Sex Ratio

Female: 1,626 (51.1%)
Male: 1,553 (48.9%)

Demographics

The racial composition of Thornbury township includes 79.62% White, 11.98% Asian, and smaller percentages for Black or African American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White2,53179.62%
Asian38111.98%
Two or more races1735.44%
Black or African American942.96%
Race
Population ↓
Percentage (of total)
White2,53179.62%
Asian38111.98%
Two or more races1735.44%
Black or African American942.96%

Thornbury township Marital Status

Economics and Income Statistics

Thornbury township's average per capita income is $97,353. Household income levels show a median of $172,070. The poverty rate stands at 2.42%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$197,736-
Families$182,232$223,340
Households$172,070$218,259
Non Families$121,250$195,796

$97,353

Average Income

$172,070

Median Household Income

2.42%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)