Boundary Atlas

Cudahy, Wisconsin

Cudahy is a city in Milwaukee County, Wisconsin, with 18,204 residents in 2020. It is in Wisconsin's 1st congressional district. Its state senate district is State Senate District 7; its state house district is Assembly District 20.

18,204residents (2020 Census)
4.8 sq miland area
1ZIP codes
1congressional district

County

CountyShare of residents
Milwaukee County100%

Congressional district

Congressional districtShare of 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 7)Chris Larson (Democratic)100%
Assembly Member (Assembly District 20)Christine Sinicki (Democratic)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 residents
State Senate District 7100%

State house districtShare of residents
Assembly District 20100%

ZIP codes

Percentages mark ZIPs only partly in Cudahy: the share of that ZIP's residents living in it.

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Your agent can get Cudahy's counties and districts with shares, its ZIP codes (level='zcta'), and its boundary as GeoJSON (get_boundaries). Add https://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:place:5517975")

Cudahy here is the Census Bureau's place boundary as of January 1, 2025. Shares are of 2020 Census population. Districts are the maps in force for the November 3, 2026 election.