Boundary Atlas

ZIP code 53405: Racine, WI

ZIP code 53405 is in Racine (86% of residents), Mount Pleasant (9.3%), Caledonia (2.8%) and Elmwood Park (2.0%), in Racine County, Wisconsin. It is in Wisconsin's 1st congressional district. Its state senate districts are State Senate District 21 (54%) and State Senate District 22 (46%); its state house districts are Assembly District 62 (51%), Assembly District 66 (46%) and Assembly District 63 (2.8%).

25,561residents (2020 Census)
6.6 sq miland area
4cities and towns
1congressional district
35voting precincts

See it on the mapAll of Wisconsin

City and county

City or townShare of ZIP residents
Racine86%
Mount Pleasant9.3%
Caledonia2.8%
Elmwood Park2.0%

CountyShare of ZIP residents
Racine County100%

Town or county subdivisionShare of ZIP residents
Racine city86%
Mount Pleasant village9.3%
Caledonia village2.8%
Elmwood Park village2.0%

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)54%
State Senator (State Senate District 22)Bob Wirch (Democratic)262-694-737946%
Assembly Member (Assembly District 62)Angelina Cruz (Democratic)51%
Assembly Member (Assembly District 66)Greta Neubauer (Democratic)46%
Assembly Member (Assembly District 63)Bob Wittke (R)2.8%

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 2154%
State Senate District 2246%

State house districtShare of ZIP residents
Assembly District 6251%
Assembly District 6646%
Assembly District 632.8%

Voting precincts

35 voting precincts overlap ZIP 53405. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:53405")

ZIP 53405 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.