Washington Township, Butler County, Pennsylvania

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Washington Township,
Butler County,
Pennsylvania Route 38 at North Washington
Map of Butler County, Pennsylvania highlighting Washington Township
Map of Butler County, Pennsylvania highlighting Washington Township
Map of Butler County, Pennsylvania
Map of Butler County, Pennsylvania
CountryUnited States
 • Total24.96 sq mi (64.64 km2)
 • Land24.94 sq mi (64.58 km2)
 • Water0.02 sq mi (0.06 km2)
 • Total1,300
 • Estimate 
 • Density50.09/sq mi (19.34/km2)
Time zoneUTC-5 (Eastern (EST))
 • Summer (DST)UTC-4 (EDT)
FIPS code42-019-81192

Washington Township is a township in Butler County, Pennsylvania, United States. The population was 1,300 at the 2010 census.[3]


Washington Township is located in northeastern Butler County and contains the unincorporated communities of Hilliards, Argentine, Annisville, Whiskerville, Parsonville, and North Washington. Slippery Rock Creek rises in the northern part of the township.

According to the United States Census Bureau, the township has a total area of 24.9 square miles (64.6 km2), of which 0.023 square miles (0.06 km2), or 0.09%, is water.[3]


Historical population
Census Pop.
Est. 20161,249[2]−3.9%
U.S. Decennial Census[4]

As of the census[5] of 2000, there were 1,419 people, 511 households, and 396 families residing in the township. The population density was 56.7 people per square mile (21.9/km²). There were 560 housing units at an average density of 22.4/sq mi (8.6/km²). The racial makeup of the township was 98.8% White, 0.1% African American, 0.6% Native American, 0.2% Asian, 0.1% from other races, and 0.2% from two or more races.

There were 511 households, out of which 37.2% had children under the age of 18 living with them, 64.0% were married couples living together, 10.0% had a female householder with no husband present, and 22.5% were non-families. 18.0% of all households were made up of individuals, and 7.0% had someone living alone who was 65 years of age or older. The average household size was 2.78 and the average family size was 3.15.

In the township the population was spread out, with 28.4% under the age of 18, 6.4% from 18 to 24, 31.1% from 25 to 44, 22.1% from 45 to 64, and 11.9% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 94.1 males. For every 100 females age 18 and over, there were 98.1 males.

The median income for a household in the township was $31,645, and the median income for a family was $35,563. Males had a median income of $30,966 versus $24,250 for females. The per capita income for the township was $13,464. About 13.6% of families and 16.5% of the population were below the poverty line, including 18.3% of those under age 18 and 13.5% of those age 65 or over.


  1. ^ "2016 U.S. Gazetteer Files". United States Census Bureau. Retrieved Aug 13, 2017.
  2. ^ a b "Population and Housing Unit Estimates". Retrieved June 9, 2017.
  3. ^ a b "Geographic Identifiers: 2010 Demographic Profile Data (G001): Washington township, Butler County, Pennsylvania". U.S. Census Bureau, American Factfinder. Retrieved April 2, 2014.
  4. ^ "Census of Population and Housing". Census.gov. Retrieved June 4, 2016.
  5. ^ "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.

Coordinates: 41°04′30″N 79°50′38″W / 41.07500°N 79.84389°W / 41.07500; -79.84389