Monongahela township Flag

Monongahela township

County Seat:
No
Area (mi²):
17.434
State:
Pennsylvania

Monongahela township is located in Washington County, Pennsylvania. Monongahela township has a 2026 population of 1,370. Monongahela township is currently declining at a rate of -1.58% annually and its population has decreased by -7.49% since the most recent census, which recorded a population of 1,481 in 2020.

The median household income in Monongahela township is $70,357 with a poverty rate of 12.91%. The median age in Monongahela township is 42.1 years: 40.7 years for males, and 43 years for females. For every 100 females there are 113.1 males.

1.4K
Total Population
79
Density (mi²)
-22 -1.58%
Growth

Monongahela township Population

Monongahela township Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
20261,370-22-1.58%
20251,392-22-1.56%
20241,414-22-1.53%
20231,436-6-0.42%
20221,442-22-1.5%
20211,464-17-1.15%
20201,481-2-0.13%
20191,494-18-1.19%
20181,512-11-0.72%
20171,523-9-0.59%
20161,532-7-0.45%
20151,539-6-0.39%
20141,54540.26%
20131,541-7-0.45%
20121,548-15-0.96%
20111,563-9-0.57%
20101,568-5-0.32%

Median Age

Overall: 42.1 years
Female: 43 years
Male: 40.7 years

Monongahela township Adults

There are 949 adults, (268 of whom are seniors) in Monongahela township.

Sex Ratio

Female: 589 (46.9%)
Male: 666 (53.1%)

Demographics

The racial composition of Monongahela township includes 97.29% White, and smaller percentages for Black or African American, Two or more races, other race and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White1,22197.29%
Black or African American161.27%
Two or more races161.27%
Other race20.16%
Race
Population ↓
Percentage (of total)
Two or more races90.72%
White50.4%
Race
Population ↓
Percentage (of total)
White1,21696.89%
Black or African American161.27%
Two or more races70.56%
Other race20.16%

Monongahela township Marital Status

Economics and Income Statistics

Monongahela township 's average per capita income is $52,955. Household income levels show a median of $70,357. The poverty rate stands at 12.91%.

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$97,426-
Families$93,011$98,061
Households$70,357$83,347
Non Families$41,188$55,134

$52,955

Average Income

$70,357

Median Household Income

12.91%

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)