Boundary Atlas

ZIP code 16050: Washington, PA

ZIP code 16050 is in Fairview (14% of residents), Petrolia (14%) and Bruin (3.0%), in Butler County, Pennsylvania. 68% of its residents live outside city limits. It is in Pennsylvania's 16th congressional district. Its state senate district is State Senate District 21; its state house district is State House District 17.

1,250residents (2020 Census)
20.8 sq miland area
3cities and towns
1congressional district
7voting precincts

See it on the mapAll of Pennsylvania

City and county

City or townShare of ZIP residents
Fairview14%
Petrolia14%
Bruin3.0%

CountyShare of ZIP residents
Butler County100%

Town or county subdivisionShare of ZIP residents
Washington township31%
Fairview township20%
Parker township16%
Fairview borough14%
Petrolia borough14%
Bruin borough3.0%
Concord township1.1%

Congressional district

Congressional districtShare of ZIP residents
Pennsylvania's 16th congressional district (PA-16)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (PA-16)Mike Kelly (R)202-225-5406100%
U.S. SenatorDavid McCormick (R)202-224-6324 · contact formstatewide
U.S. SenatorJohn Fetterman (D)202-224-4254 · contact formstatewide
State Senator (State Senate District 21)Scott Hutchinson (R)814-677-6345100%
State Representative (State House District 17)Tim Bonner (R)724-458-4911100%

Officials serving now (members of Congress until January 3, 2027). Sources: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 21100%

State house districtShare of ZIP residents
State House District 17100%

Voting precincts

7 voting precincts overlap ZIP 16050. Map them, with each precinct's share of the ZIP's residents.

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ZIP 16050 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.