ZIP code 19010: Bryn Mawr, PA
ZIP code 19010 is in Bryn Mawr (26% of residents), Rosemont (16%) and Villanova (1.0%), in Delaware County (59%) and Montgomery County (41%), Pennsylvania. 56% of its residents live outside city limits. It is in Pennsylvania's 5th congressional district (92%) and Pennsylvania's 4th congressional district (7.5%). Its state senate district is State Senate District 17; its state house districts are State House District 168 (47%), State House District 149 (40%), State House District 166 (12%) and State House District 148 (1.2%).
See it on the mapAll of Pennsylvania
City and county
| City or town | Share of ZIP residents |
|---|---|
| Bryn Mawr | 26% |
| Rosemont | 16% |
| Villanova | 1.0% |
| County | Share of ZIP residents |
|---|---|
| Delaware County | 59% |
| Montgomery County | 41% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Radnor township | 47% |
| Lower Merion township | 41% |
| Haverford township | 12% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| Pennsylvania's 5th congressional district (PA-05) | 92% |
| Pennsylvania's 4th congressional district (PA-04) | 7.5% |
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-05) | Mary Gay Scanlon (D) | 202-225-2011 | 92% |
| U.S. Representative (PA-04) | Madeleine Dean (D) | 202-225-4731 | 7.5% |
| 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 17) | Amanda Cappelletti (Democratic) | 610-896-2832 | 100% |
| State Representative (State House District 168) | Lisa Borowski (Democratic) | 484-427-2884 | 47% |
| State Representative (State House District 149) | Tim Briggs (Democratic) | 610-768-3135 | 40% |
| State Representative (State House District 166) | Greg Vitali (Democratic) | 610-789-3900 | 12% |
| State Representative (State House District 148) | Mary Jo Daley (Democratic) | 610-832-1679 | 1.2% |
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
- Bryn Mawr laws: search for the Bryn Mawr, Pennsylvania code of ordinances
- Rosemont laws: search for the Rosemont, Pennsylvania code of ordinances
- Villanova laws: search for the Villanova, Pennsylvania code of ordinances
- Delaware County website: http://www.co.delaware.pa.us
- Delaware County laws: search for the Delaware County, Pennsylvania code of ordinances
- Montgomery County website: https://www.montgomerycountypa.gov/
- Montgomery County laws: search for the Montgomery County, Pennsylvania code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 17 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 168 | 47% |
| State House District 149 | 40% |
| State House District 166 | 12% |
| State House District 148 | 1.2% |
Voting precincts
18 voting precincts overlap ZIP 19010. 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:19010")
ZIP 19010 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.