ZIP code 08840: Metuchen, NJ
ZIP code 08840 is in Metuchen (84% of residents) and Menlo Park Terrace (16%), in Middlesex County, New Jersey. It is in New Jersey's 6th congressional district. Its state senate districts are State Senate District 18 (84%) and State Senate District 19 (16%); its state house districts are Assembly District 18 (84%) and Assembly District 19 (16%).
See it on the mapAll of New Jersey
City and county
| City or town | Share of ZIP residents |
|---|---|
| Metuchen | 84% |
| Menlo Park Terrace | 16% |
| County | Share of ZIP residents |
|---|---|
| Middlesex County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Metuchen borough | 84% |
| Woodbridge township | 16% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| New Jersey's 6th congressional district (NJ-06) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| Mayor | Jonathan Busch | 84% | |
| U.S. Representative (NJ-06) | Frank Pallone, Jr. (D) | 202-225-4671 | 100% |
| U.S. Senator | Andy Kim (D) | 202-224-4744 | statewide |
| U.S. Senator | Cory A. Booker (D) | 202-224-3224 · contact form | statewide |
| State Senator (State Senate District 18) | Patrick Diegnan (Democratic) | 908-757-1677 | 84% |
| State Senator (State Senate District 19) | Joe Vitale (Democratic) | 732-855-7441 | 16% |
| Assembly Member (Assembly District 18) | Robert Karabinchak (Democratic) | 732-548-1406 | 84% |
| Assembly Member (Assembly District 18) | Sterley Stanley (Democratic) | 732-875-3833 | 84% |
| Assembly Member (Assembly District 19) | Craig Coughlin (Democratic) | 732-855-7441 | 16% |
| Assembly Member (Assembly District 19) | Yvonne Lopez (Democratic) | 732-638-5057 | 16% |
From Wikidata (community-maintained); confirm on the city's website.
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); Mayors: Wikidata (CC0).
Local government
- Metuchen website: http://www.metuchennj.org/
- Metuchen laws: search for the Metuchen, New Jersey code of ordinances
- Menlo Park Terrace laws: search for the Menlo Park Terrace, New Jersey code of ordinances
- Middlesex County laws: search for the Middlesex County, New Jersey code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 18 | 84% |
| State Senate District 19 | 16% |
| State house district | Share of ZIP residents |
|---|---|
| Assembly District 18 | 84% |
| Assembly District 19 | 16% |
Voting precincts
15 voting precincts overlap ZIP 08840. 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:08840")
ZIP 08840 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.