Boundary Atlas

ZIP code 53004: Belgium, WI

ZIP code 53004 is in Belgium (70% of residents), in Ozaukee County, Wisconsin. 30% of its residents live outside city limits. It is in Wisconsin's 6th congressional district. Its state senate district is State Senate District 20; its state house district is Assembly District 59.

3,469residents (2020 Census)
33.6 sq miland area
1cities and towns
1congressional district
10voting precincts

See it on the mapAll of Wisconsin

City and county

City or townShare of ZIP residents
Belgium70%

CountyShare of ZIP residents
Ozaukee County100%

Town or county subdivisionShare of ZIP residents
Belgium village70%
Belgium town27%
Fredonia town3.2%
Fredonia villageland only

Congressional district

Congressional districtShare of ZIP residents
Wisconsin's 6th congressional district (WI-06)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (WI-06)Glenn Grothman (R)202-225-2476100%
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 20)Dan Feyen (R)920-952-7001100%
Assembly Member (Assembly District 59)Rob Brooks (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 20100%

State house districtShare of ZIP residents
Assembly District 59100%

Voting precincts

10 voting precincts overlap ZIP 53004. Map them, with each precinct's share of the ZIP's residents.

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ZIP 53004 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.