Boundary Atlas

ZIP code 52358: West Branch, IA

ZIP code 52358 is in West Branch (65% of residents) and Downey (2.9%), in Cedar County (93%) and Johnson County (6.9%), Iowa. 32% of its residents live outside city limits. It is in Iowa's 1st congressional district. Its state senate districts are State Senate District 41 (93%), State Senate District 46 (5.7%) and State Senate District 43 (1.2%); its state house districts are State House District 82 (93%), State House District 92 (5.7%) and State House District 85 (1.2%).

3,839residents (2020 Census)
78.7 sq miland area
2cities and towns
1congressional district
5voting precincts

See it on the mapAll of Iowa

City and county

City or townShare of ZIP residents
West Branch65%
Downey2.9%

CountyShare of ZIP residents
Cedar County93%
Johnson County6.9%

Town or county subdivisionShare of ZIP residents
Springdale township78%
Gower township13%
Scott township5.7%
Iowa township2.0%
Graham township1.2%
Cass township0.5%

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 41)Kerry Gruenhagen (R)93%
State Senator (State Senate District 46)Dawn Driscoll (R)5.7%
State Senator (State Senate District 43)Zach Wahls (Democratic)1.2%
State Representative (State House District 82)Bobby Kaufmann (R)93%
State Representative (State House District 92)Heather Hora (R)5.7%
State Representative (State House District 85)Amy Nielsen (Democratic)1.2%

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 4193%
State Senate District 465.7%
State Senate District 431.2%

State house districtShare of ZIP residents
State House District 8293%
State House District 925.7%
State House District 851.2%

Voting precincts

5 voting precincts overlap ZIP 52358. Map them, with each precinct's share of the ZIP's residents.

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ZIP 52358 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.