ZIP code 19310: Atglen, PA
ZIP code 19310 is in Atglen (45% of residents), in Chester County (96%) and Lancaster County (4.0%), Pennsylvania. 55% of its residents live outside city limits. It is in Pennsylvania's 6th congressional district (96%) and Pennsylvania's 11th congressional district (4.0%). Its state senate districts are State Senate District 44 (69%), State Senate District 19 (27%) and State Senate District 13 (4.0%); its state house districts are State House District 74 (69%), State House District 13 (27%) and State House District 100 (4.0%).
See it on the mapAll of Pennsylvania
City and county
| City or town | Share of ZIP residents |
|---|---|
| Atglen | 45% |
| County | Share of ZIP residents |
|---|---|
| Chester County | 96% |
| Lancaster County | 4.0% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Atglen borough | 45% |
| West Fallowfield township | 25% |
| West Sadsbury township | 24% |
| Sadsbury township | 4.0% |
| Highland township | 1.7% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Pennsylvania's 6th congressional district (PA-06) | 96% |
| Pennsylvania's 11th congressional district (PA-11) | 4.0% |
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
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (PA-06) | Chrissy Houlahan (D) | 202-225-4315 | 96% |
| U.S. Representative (PA-11) | Lloyd Smucker (R) | 202-225-2411 | 4.0% |
| U.S. Senator | David McCormick (R) | 202-224-6324 · contact form | statewide |
| U.S. Senator | John Fetterman (D) | 202-224-4254 · contact form | statewide |
| State Senator (State Senate District 44) | Katie Muth (Democratic) | 610-792-2137 | 69% |
| State Senator (State Senate District 19) | Carolyn Comitta (Democratic) | 610-692-2112 | 27% |
| State Senator (State Senate District 13) | Scott Martin (R) | 717-397-1309 | 4.0% |
| State Representative (State House District 74) | Dan Williams (Democratic) | 484-200-8256 | 69% |
| State Representative (State House District 13) | John Lawrence (R) | 610-869-1602 | 27% |
| State Representative (State House District 100) | Bryan Cutler (R) | 717-284-1965 | 4.0% |
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
- Atglen website: http://www.atglen.org
- Atglen laws: search for the Atglen, Pennsylvania code of ordinances
- Chester County website: http://www.chesco.org
- Chester County laws: search for the Chester County, Pennsylvania code of ordinances
- Lancaster County website: http://www.co.lancaster.pa.us
- Lancaster County laws: search for the Lancaster County, Pennsylvania code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 44 | 69% |
| State Senate District 19 | 27% |
| State Senate District 13 | 4.0% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 74 | 69% |
| State House District 13 | 27% |
| State House District 100 | 4.0% |
Voting precincts
5 voting precincts overlap ZIP 19310. 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:19310")
ZIP 19310 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.