Plainfield, New Jersey
Plainfield is a city in Union County, New Jersey, with 54,586 residents in 2020. It is in New Jersey's 12th congressional district. Its state senate district is State Senate District 22; its state house district is Assembly District 22.
County
| County | Share of residents |
|---|---|
| Union County | 100% |
Congressional district
| Congressional district | Share of residents |
|---|---|
| New Jersey's 12th congressional district (NJ-12) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| Mayor | Adrian O. Mapp | citywide | |
| U.S. Representative (NJ-12) | Bonnie Watson Coleman (D) | 202-225-5801 | 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 22) | Nick Scutari (Democratic) | 732-827-7480 | 100% |
| Assembly Member (Assembly District 22) | Jim Kennedy (Democratic) | 732-943-2660 | 100% |
| Assembly Member (Assembly District 22) | Linda Carter (Democratic) | 908-561-5757 | 100% |
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
- Plainfield website: http://www.plainfield.com/
- Plainfield laws: search for the Plainfield, New Jersey code of ordinances
- Union County website: https://ucnj.org/
- Union County laws: search for the Union County, New Jersey code of ordinances
State legislative districts
| State senate district | Share of residents |
|---|---|
| State Senate District 22 | 100% |
| State house district | Share of residents |
|---|---|
| Assembly District 22 | 100% |
ZIP codes
Percentages mark ZIPs only partly in Plainfield: the share of that ZIP's residents living in it.
Get this in your AI agent
Your agent can get Plainfield'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:3459190")
Plainfield 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.