Boundary Atlas

ZIP code 54664: Viola, WI

ZIP code 54664 is in Viola (41% of residents), in Richland County (62%) and Vernon County (38%), Wisconsin. 59% of its residents live outside city limits. It is in Wisconsin's 3rd congressional district. Its state senate districts are State Senate District 14 (77%) and State Senate District 32 (23%); its state house districts are Assembly District 41 (77%) and Assembly District 96 (23%).

1,634residents (2020 Census)
82.0 sq miland area
1cities and towns
1congressional district
12voting precincts

See it on the mapAll of Wisconsin

City and county

City or townShare of ZIP residents
Viola41%

CountyShare of ZIP residents
Richland County62%
Vernon County38%

Town or county subdivisionShare of ZIP residents
Viola village27%
Forest town20%
Viola village15%
Sylvan town12%
Liberty town12%
Kickapoo town7.5%
Webster town3.5%
Bloom town2.4%
Marshall town1.4%
Stark town0.1%

Congressional district

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

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (WI-03)Derrick Van Orden (R)202-225-5506100%
U.S. SenatorRon Johnson (R)202-224-5323 · contact formstatewide
U.S. SenatorTammy Baldwin (D)202-224-5653 · contact formstatewide
State Senator (State Senate District 14)Sarah Keyeski (Democratic)77%
State Senator (State Senate District 32)Brad Pfaff (Democratic)23%
Assembly Member (Assembly District 41)Tony Kurtz (R)77%
Assembly Member (Assembly District 96)Tara Johnson (Democratic)23%

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 1477%
State Senate District 3223%

State house districtShare of ZIP residents
Assembly District 4177%
Assembly District 9623%

Voting precincts

12 voting precincts overlap ZIP 54664. 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:

related_geographies(id="us:zcta:54664")

ZIP 54664 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.