ZIP code 19735: New Castle County, DE
ZIP code 19735 is in New Castle County, Delaware, outside any city or Census-designated place. It is in Delaware's at-large congressional district. Its state senate district is State Senate District 4; its state house district is State Representative District 12.
See it on the mapAll of Delaware
City and county
Outside any city or Census-designated place.
| County | Share of ZIP residents |
|---|---|
| New Castle County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Piedmont CCD | 100% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Delaware's at-large congressional district (DE-AL) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (DE-AL) | Sarah McBride (D) | 202-225-4165 | 100% |
| U.S. Senator | Christopher A. Coons (D) | 202-224-5042 · contact form | statewide |
| U.S. Senator | Lisa Blunt Rochester (D) | 202-224-2441 | statewide |
| State Senator (State Senate District 4) | Laura Sturgeon (Democratic) | 100% | |
| State Representative (State Representative District 12) | Krista Griffith (Democratic) | 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
- New Castle County website: https://www.newcastlede.gov
- New Castle County laws: search for the New Castle County, Delaware code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 4 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State Representative District 12 | 100% |
Voting precincts
1 voting precinct overlap ZIP 19735. 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:19735")
ZIP 19735 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.