Boundary Atlas

ZIP code 50801: Creston, IA

ZIP code 50801 is in Creston (82% of residents), in Union County (97%), Adams County (2.0%) and Adair County (0.8%), Iowa. 18% of its residents live outside city limits. It is in Iowa's 3rd congressional district. Its state senate districts are State Senate District 9 (95%) and State Senate District 12 (4.6%); its state house districts are State House District 17 (95%) and State House District 23 (4.6%).

9,245residents (2020 Census)
207.2 sq miland area
1cities and towns
1congressional district
9voting precincts

See it on the mapAll of Iowa

City and county

City or townShare of ZIP residents
Creston82%

CountyShare of ZIP residents
Union County97%
Adams County2.0%
Adair County0.8%

Town or county subdivisionShare of ZIP residents
Creston city82%
Douglas township5.8%
Lincoln township3.8%
Spaulding township2.7%
Highland township2.2%
Colony township1.3%
Platte township0.8%
Union township0.7%
Orient township0.5%
Grant township0.3%
Union township0.2%

Congressional district

Congressional districtShare of ZIP residents
Iowa's 3rd congressional district (IA-03)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 995%
State Senate District 124.6%

State house districtShare of ZIP residents
State House District 1795%
State House District 234.6%

Voting precincts

9 voting precincts overlap ZIP 50801. 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:50801")

ZIP 50801 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.