ZIP code 61312 is in Arlington (41% of residents) and Cherry (2.4%), in Bureau County, Illinois. 57% of its residents live outside city limits. It is in Illinois's 14th congressional district. Its state senate districts are State Senate District 37 (89%) and State Senate District 38 (11%); its state house districts are State House District 73 (89%) and State House District 76 (11%).
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).
4 voting precincts overlap ZIP 61312.
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://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:zcta:61312")
ZIP 61312 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.