ZIP code 61831: Pilot, IL
ZIP code 61831 is in Vermilion County, Illinois, outside any city or Census-designated place. It is in Illinois's 2nd congressional district. Its state senate district is State Senate District 52; its state house district is State House District 104.
See it on the mapAll of Illinois
City and county
Outside any city or Census-designated place.
| County | Share of ZIP residents |
|---|---|
| Vermilion County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Pilot township | 100% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Illinois's 2nd congressional district (IL-02) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (IL-02) | Robin L. Kelly (D) | 202-225-0773 | 100% |
| U.S. Senator | Richard J. Durbin (D) | 202-224-2152 · contact form | statewide |
| U.S. Senator | Tammy Duckworth (D) | 202-224-2854 · contact form | statewide |
| State Senator (State Senate District 52) | Paul Faraci (Democratic) | 217-355-5252 | 100% |
| State Representative (State House District 104) | Brandun Schweizer (R) | 217-477-0104 | 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
- Vermilion County website: http://www.co.vermilion.il.us
- Vermilion County laws: search for the Vermilion County, Illinois code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 52 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 104 | 100% |
Voting precincts
1 voting precinct overlap ZIP 61831. 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:61831")
ZIP 61831 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.