Boundary Atlas

ZIP code 53813: Lancaster, WI

ZIP code 53813 is in Lancaster (62% of residents), in Grant County, Wisconsin. 38% of its residents live outside city limits. It is in Wisconsin's 3rd congressional district. Its state senate district is State Senate District 17; its state house districts are Assembly District 49 (100%) and Assembly District 51 (<0.1%).

6,267residents (2020 Census)
144.3 sq miland area
1cities and towns
1congressional district
17voting precincts

See it on the mapAll of Wisconsin

City and county

City or townShare of ZIP residents
Lancaster62%

CountyShare of ZIP residents
Grant County100%

Town or county subdivisionShare of ZIP residents
Lancaster city62%
South Lancaster town14%
North Lancaster town8.1%
Ellenboro town6.3%
Beetown town3.1%
Liberty town1.9%
Potosi town1.8%
Little Grant town1.7%
Mount Ida town0.4%
Clifton town<0.1%

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 17)Howard Marklein (R)100%
Assembly Member (Assembly District 49)Travis Tranel (R)100%
Assembly Member (Assembly District 51)Todd Novak (R)<0.1%

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 17100%

State house districtShare of ZIP residents
Assembly District 49100%
Assembly District 51<0.1%

Voting precincts

17 voting precincts overlap ZIP 53813. Map them, with each precinct's share of the ZIP's residents.

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ZIP 53813 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.