Boundary Atlas

ZIP code 52594: Unionville, IA

ZIP code 52594 is in Unionville (20% of residents), in Appanoose County (75%) and Davis County (25%), Iowa. 80% of its residents live outside city limits. It is in Iowa's 3rd congressional district. Its state senate district is State Senate District 13; its state house district is State House District 26.

371residents (2020 Census)
47.1 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
Unionville20%

CountyShare of ZIP residents
Appanoose County75%
Davis County25%

Town or county subdivisionShare of ZIP residents
Udell township63%
Marion township23%
Union township12%
Fox River township1.9%

Congressional district

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

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (IA-03)Zachary Nunn (R)202-225-5476100%
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 13)Cherielynn Westrich (R)100%
State Representative (State House District 26)Austin Harris (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 13100%

State house districtShare of ZIP residents
State House District 26100%

Voting precincts

3 voting precincts overlap ZIP 52594. Map them, with each precinct's share of the ZIP's residents.

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ZIP 52594 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.