Boundary Atlas

ZIP code 17535: Gap, PA

ZIP code 17535 is in Gap (21% of residents), in Lancaster County, Pennsylvania. 79% of its residents live outside city limits. It is in Pennsylvania's 11th congressional district. Its state senate district is State Senate District 13; its state house districts are State House District 100 (97%) and State House District 43 (3.3%).

2,871residents (2020 Census)
12.7 sq miland area
1cities and towns
1congressional district
5voting precincts

See it on the mapAll of Pennsylvania

City and county

City or townShare of ZIP residents
Gap21%

CountyShare of ZIP residents
Lancaster County100%

Town or county subdivisionShare of ZIP residents
Salisbury township70%
Paradise township16%
Sadsbury township11%
Leacock township3.3%

Congressional district

Congressional districtShare of ZIP residents
Pennsylvania's 11th congressional district (PA-11)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 13100%

State house districtShare of ZIP residents
State House District 10097%
State House District 433.3%

Voting precincts

5 voting precincts overlap ZIP 17535. 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:17535")

ZIP 17535 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.