Boundary Atlas

ZIP code 53126: Caledonia, WI

ZIP code 53126 is in Caledonia (45% of residents), Raymond (37%), Yorkville (11%) and Mount Pleasant (1.1%), in Racine County (100%) and Milwaukee County (0.4%), Wisconsin. 6.1% of its residents live outside city limits. It is in Wisconsin's 1st congressional district. Its state senate districts are State Senate District 21 (82%), State Senate District 11 (11%), State Senate District 28 (5.7%) and State Senate District 22 (1.1%); its state house districts are Assembly District 63 (68%), Assembly District 62 (15%), Assembly District 33 (11%), Assembly District 84 (5.7%) and Assembly District 66 (1.1%).

6,889residents (2020 Census)
52.5 sq miland area
5cities and towns
1congressional district
17voting precincts

See it on the mapAll of Wisconsin

City and county

City or townShare of ZIP residents
Caledonia45%
Raymond37%
Yorkville11%
Mount Pleasant1.1%
Franklin0.4%

CountyShare of ZIP residents
Racine County100%
Milwaukee County0.4%

Town or county subdivisionShare of ZIP residents
Caledonia village45%
Raymond village37%
Yorkville village11%
Norway town5.7%
Mount Pleasant village1.1%
Franklin city0.4%

Congressional district

Congressional districtShare of ZIP residents
Wisconsin's 1st congressional district (WI-01)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (WI-01)Bryan Steil (R)202-225-3031100%
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 21)Van Wanggaard (R)82%
State Senator (State Senate District 11)Steve Nass (R)11%
State Senator (State Senate District 28)Julian Bradley (R)5.7%
State Senator (State Senate District 22)Bob Wirch (Democratic)262-694-73791.1%
Assembly Member (Assembly District 63)Bob Wittke (R)68%
Assembly Member (Assembly District 62)Angelina Cruz (Democratic)15%
Assembly Member (Assembly District 33)Robin Vos (R)11%
Assembly Member (Assembly District 84)Chuck Wichgers (R)5.7%
Assembly Member (Assembly District 66)Greta Neubauer (Democratic)1.1%

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 2182%
State Senate District 1111%
State Senate District 285.7%
State Senate District 221.1%

State house districtShare of ZIP residents
Assembly District 6368%
Assembly District 6215%
Assembly District 3311%
Assembly District 845.7%
Assembly District 661.1%

Voting precincts

17 voting precincts overlap ZIP 53126. 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:53126")

ZIP 53126 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.