Northumberland Flag

Northumberland

County Seat:
No
Area (mi²):
1.61
State:
Pennsylvania

Northumberland is a borough located in Northumberland County, Pennsylvania. Northumberland has a 2025 population of 3,794. Northumberland is currently declining at a rate of -0.58% annually and its population has decreased by -2.87% since the most recent census, which recorded a population of 3,906 in 2020.

The average household income in Northumberland is $67,057 with a poverty rate of 18.3%.The median age in Northumberland is 41.6 years: 41.4 years for males, and 41.7 years for females.

3.8K
Total Population
2,356
Density (mi²)
-22 -0.58%
Growth

Northumberland Population

Northumberland Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Northumberland includes 90.17% White, 4.44% Black or African American, and smaller percentages for Two or more races, other race and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White3,49390.17%
Black or African American1724.44%
Two or more races1092.81%
Other race1002.58%

Northumberland Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Northumberland's average per capita income is $40,674. Household income levels show a median of $57,162. The poverty rate stands at 18.3%.

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$90,547-
Families$76,078$75,407
Households$57,162$67,057
Non Families$35,909$48,818

$40,674

Average Income

$57,162

Median Household Income

18.3%

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)