Derry township Flag

Derry township

County Seat:
No
Area (mi²):
95.571
State:
Pennsylvania

Derry township is located in Westmoreland County, Pennsylvania. Derry township has a 2026 population of 13,333. Derry township is currently declining at a rate of -0.2% annually and its population has decreased by -1.88% since the most recent census, which recorded a population of 13,588 in 2020.

The median household income in Derry township is $66,156 with a poverty rate of 14.41%. The median age in Derry township is 46.3 years: 44.9 years for males, and 47.6 years for females. For every 100 females there are 96.4 males.

13.3K
Total Population
140
Density (mi²)
-27 -0.2%
Growth

Derry township Population

Derry township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202613,333-27-0.2%
202513,360-27-0.2%
202413,387-27-0.2%
202313,414-45-0.33%
202213,459-53-0.39%
202113,512-76-0.56%
202013,588-24-0.18%
201913,801-115-0.83%
201813,916-97-0.69%
201714,013-133-0.94%
201614,146-104-0.73%
201514,250-86-0.6%
201414,336-145-1%
201314,481-51-0.35%
201214,532-69-0.47%
201114,601990.68%
201014,500-6-0.04%

Median Age

Overall: 46.3 years
Female: 47.6 years
Male: 44.9 years

Derry township Adults

There are 11,240 adults, (3,131 of whom are seniors) in Derry township.

Sex Ratio

Female: 6,860 (50.9%)
Male: 6,612 (49.1%)

Demographics

The racial composition of Derry township includes 95.47% White, and smaller percentages for Two or more races, Asian, Black or African American, other race, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White12,86295.47%
Two or more races3162.35%
Asian1501.11%
Black or African American950.71%
Other race410.3%
Native American80.06%
Race
Population ↓
Percentage (of total)
Two or more races710.53%
Other race310.23%
White80.06%
Race
Population ↓
Percentage (of total)
White12,85495.41%
Two or more races2451.82%
Asian1501.11%
Black or African American950.71%
Other race100.07%
Native American80.06%

Derry township Marital Status

Economics and Income Statistics

Derry township 's average per capita income is $48,693. Household income levels show a median of $66,156. The poverty rate stands at 14.41%.

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$89,922-
Families$75,493$87,715
Households$66,156$80,036
Non Families$39,787$57,860

$48,693

Average Income

$66,156

Median Household Income

14.41%

Poverty Rate

Nearby Cities

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)