Boundary Atlas

ZIP code 52658: Green Bay, IA

ZIP code 52658 is in Wever (11% of residents), Denmark (6.0%) and Augusta (5.3%), in Lee County (95%) and Des Moines County (5.3%), Iowa. 78% of its residents live outside city limits. It is in Iowa's 1st congressional district. Its state senate district is State Senate District 50; its state house districts are State House District 99 (93%) and State House District 100 (6.7%).

957residents (2020 Census)
47.2 sq miland area
3cities and towns
1congressional district
3voting precincts

See it on the mapAll of Iowa

City and county

City or townShare of ZIP residents
Wever11%
Denmark6.0%
Augusta5.3%

CountyShare of ZIP residents
Lee County95%
Des Moines County5.3%

Town or county subdivisionShare of ZIP residents
Green Bay township58%
Denmark township30%
Washington township6.7%
Union township5.3%

Congressional district

Congressional districtShare of ZIP residents
Iowa's 1st congressional district (IA-01)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IA-01)Mariannette Miller-Meeks (R)202-225-6576100%
U.S. SenatorChuck Grassley (R)202-224-3744 · contact formstatewide
U.S. SenatorJoni Ernst (R)202-224-3254 · contact formstatewide
State Senator (State Senate District 50)Jeff Reichman (R)100%
State Representative (State House District 99)Matt Rinker (R)93%
State Representative (State House District 100)Blaine Watkins (R)6.7%

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

State legislative districts

State senate districtShare of ZIP residents
State Senate District 50100%

State house districtShare of ZIP residents
State House District 9993%
State House District 1006.7%

Voting precincts

3 voting precincts overlap ZIP 52658. Map them, with each precinct's share of the ZIP's residents.

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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:

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ZIP 52658 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.