Lower Allen township Flag

Lower Allen township

County Seat:
No
Area (mi²):
10.063
State:
Pennsylvania

Lower Allen township is located in Cumberland County, Pennsylvania. Lower Allen township has a 2026 population of 21,741. Lower Allen township is currently growing at a rate of 2.04% annually and its population has increased by 7.99% since the most recent census, which recorded a population of 20,132 in 2020.

The median household income in Lower Allen township is $91,678 with a poverty rate of 7.62%. The median age in Lower Allen township is 38.5 years: 38.1 years for males, and 39.7 years for females. For every 100 females there are 126.4 males.

21.7K
Total Population
2,160
Density (mi²)
434 2.04%
Growth

Lower Allen township Population

Lower Allen township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202621,7414342.04%
202521,3074342.08%
202420,8734342.12%
202320,439-579-2.75%
202221,0185882.88%
202120,4302981.48%
202020,132350.17%
201920,1145052.58%
201819,6092501.29%
201719,3593822.01%
201618,977260.14%
201518,9512941.58%
201418,6571310.71%
201318,5264052.23%
201218,1211851.03%
201117,936-44-0.24%
201017,950130.07%

Median Age

Overall: 38.5 years
Female: 39.7 years
Male: 38.1 years

Lower Allen township Adults

There are 16,901 adults, (3,556 of whom are seniors) in Lower Allen township.

Sex Ratio

Female: 9,088 (44.2%)
Male: 11,489 (55.8%)

Demographics

The racial composition of Lower Allen township includes 72.23% White, 11.3% Black or African American, 5.28% Asian, and smaller percentages for other race, Native American and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White14,86272.23%
Black or African American2,32611.3%
Two or more races1,8058.77%
Asian1,0865.28%
Other race4872.37%
Native American110.05%
Race
Population ↓
Percentage (of total)
Two or more races8404.08%
White7003.4%
Other race4872.37%
Black or African American3511.71%
Asian2511.22%
Native American110.05%
Race
Population ↓
Percentage (of total)
White14,16268.82%
Black or African American1,9759.6%
Two or more races9654.69%
Asian8354.06%

Lower Allen township Marital Status

Economics and Income Statistics

Lower Allen township 's average per capita income is $58,990. Household income levels show a median of $91,678. The poverty rate stands at 7.62%.

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$125,517-
Families$110,655$133,590
Households$91,678$113,081
Non Families$65,250$82,009

$58,990

Average Income

$91,678

Median Household Income

7.62%

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)