Mount Joy, Pennsylvania
Mount Joy is a borough in Lancaster County, Pennsylvania, with 8,325 residents in 2020. It is in Pennsylvania's 11th congressional district. Its state senate district is State Senate District 36; its state house district is State House District 98.
County
| County | Share of residents |
|---|---|
| Lancaster County | 100% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| Pennsylvania's 11th congressional district (PA-11) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (PA-11) | Lloyd Smucker (R) | 202-225-2411 | 100% |
| 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 36) | James Malone (Democratic) | 717-627-0036 | 100% |
| State Representative (State House District 98) | Tom Jones (R) | 717-367-5525 | 100% |
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
- Mount Joy website: http://www.mountjoyborough.com
- Mount Joy laws: search for the Mount Joy, 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 residents |
|---|---|
| State Senate District 36 | 100% |
| State house district | Share of residents |
|---|---|
| State House District 98 | 100% |
ZIP codes
Percentages mark ZIPs only partly in Mount Joy: the share of that ZIP's residents living in it.
- 17552 (41%)
Get this in your AI agent
Your agent can get Mount Joy's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:place:4251656")
Mount Joy here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.