Boundary Atlas

ZIP code 50590: Swea City, IA

ZIP code 50590 is in Swea City (66% of residents), in Kossuth County, Iowa. 34% of its residents live outside city limits. It is in Iowa's 4th congressional district. Its state senate district is State Senate District 5; its state house district is State House District 9.

860residents (2020 Census)
80.8 sq miland area
1cities and towns
1congressional district
3voting precincts

See it on the mapAll of Iowa

City and county

City or townShare of ZIP residents
Swea City66%

CountyShare of ZIP residents
Kossuth County100%

Town or county subdivisionShare of ZIP residents
Harrison township80%
Swea township6.2%
Grant township5.9%
Eagle township4.2%
Greenwood township1.5%
Ledyard township1.5%
Seneca township1.1%

Congressional district

Congressional districtShare of ZIP residents
Iowa's 4th congressional district (IA-04)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IA-04)Randy Feenstra (R)202-225-4426100%
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 5)Dave Rowley (R)100%
State Representative (State House District 9)Henry Stone (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

State legislative districts

State senate districtShare of ZIP residents
State Senate District 5100%

State house districtShare of ZIP residents
State House District 9100%

Voting precincts

3 voting precincts overlap ZIP 50590. Map them, with each precinct's share of the ZIP's residents.

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ZIP 50590 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.