ZIP code 51542: Boomer, IA
ZIP code 51542 is in Pottawattamie County, Iowa, outside any city or Census-designated place. It is in Iowa's 4th congressional district. Its state senate district is State Senate District 8; its state house district is State House District 15.
City and county
Outside any city or Census-designated place.
| County | Share of ZIP residents |
|---|---|
| Pottawattamie County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Boomer township | 39% |
| Rockford township | 33% |
| Hazel Dell township | 16% |
| Crescent township | 13% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Iowa's 4th congressional district (IA-04) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (IA-04) | Randy Feenstra (R) | 202-225-4426 | 100% |
| U.S. Senator | Chuck Grassley (R) | 202-224-3744 · contact form | statewide |
| U.S. Senator | Joni Ernst (R) | 202-224-3254 · contact form | statewide |
| State Senator (State Senate District 8) | Mark Costello (R) | 100% | |
| State Representative (State House District 15) | Matt Windschitl (R) | 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
- Pottawattamie County laws: search for the Pottawattamie County, Iowa code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 8 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 15 | 100% |
Voting precincts
3 voting precincts overlap ZIP 51542. 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:51542")
ZIP 51542 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.