Boundary Atlas

ZIP code 17555: Salisbury, PA

ZIP code 17555 is in Bowmansville (9.6% of residents) and Churchtown (5.1%), in Lancaster County (99%), Chester County (1.1%) and Berks County (0.2%), Pennsylvania. 85% of its residents live outside city limits. It is in Pennsylvania's 11th congressional district (99%) and Pennsylvania's 6th congressional district (1.4%). Its state senate districts are State Senate District 13 (81%), State Senate District 48 (18%) and State Senate District 44 (1.1%); its state house districts are State House District 99 (97%), State House District 100 (2.3%) and State House District 74 (1.1%).

7,464residents (2020 Census)
33.1 sq miland area
3cities and towns
2congressional districts
8voting precincts

See it on the mapAll of Pennsylvania

City and county

City or townShare of ZIP residents
Bowmansville9.6%
Churchtown5.1%
Cambridge1.0%

CountyShare of ZIP residents
Lancaster County99%
Chester County1.1%
Berks County0.2%

Town or county subdivisionShare of ZIP residents
Salisbury township41%
Caernarvon township38%
Brecknock township18%
East Earl township2.1%
Honey Brook township1.1%
Brecknock township0.2%

Congressional districts

Congressional districtShare of ZIP residents
Pennsylvania's 11th congressional district (PA-11)99%
Pennsylvania's 6th congressional district (PA-06)1.4%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (PA-11)Lloyd Smucker (R)202-225-241199%
U.S. Representative (PA-06)Chrissy Houlahan (D)202-225-43151.4%
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 13)Scott Martin (R)717-397-130981%
State Senator (State Senate District 48)Chris Gebhard (R)717-274-673518%
State Senator (State Senate District 44)Katie Muth (Democratic)610-792-21371.1%
State Representative (State House District 99)Dave Zimmerman (R)717-556-003197%
State Representative (State House District 100)Bryan Cutler (R)717-284-19652.3%
State Representative (State House District 74)Dan Williams (Democratic)484-200-82561.1%

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 1381%
State Senate District 4818%
State Senate District 441.1%

State house districtShare of ZIP residents
State House District 9997%
State House District 1002.3%
State House District 741.1%

Voting precincts

8 voting precincts overlap ZIP 17555. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:17555")

ZIP 17555 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.