Boundary Atlas

ZIP code 53558: McFarland, WI

ZIP code 53558 is in McFarland (71% of residents) and Madison (11%), in Dane County, Wisconsin. 19% of its residents live outside city limits. It is in Wisconsin's 2nd congressional district. Its state senate districts are State Senate District 26 (58%) and State Senate District 16 (42%); its state house districts are Assembly District 78 (58%), Assembly District 47 (41%) and Assembly District 46 (0.6%).

12,666residents (2020 Census)
17.4 sq miland area
2cities and towns
1congressional district
23voting precincts

See it on the mapAll of Wisconsin

City and county

City or townShare of ZIP residents
McFarland71%
Madison11%

CountyShare of ZIP residents
Dane County100%

Town or county subdivisionShare of ZIP residents
McFarland village71%
Dunn town15%
Madison city11%
Blooming Grove town3.3%
Cottage Grove town0.5%
Pleasant Springs town0.2%

Congressional district

Congressional districtShare of ZIP residents
Wisconsin's 2nd congressional district (WI-02)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (WI-02)Mark Pocan (D)202-225-2906100%
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 26)Kelda Roys (Democratic)58%
State Senator (State Senate District 16)Melissa Ratcliff (Democratic)42%
Assembly Member (Assembly District 78)Shelia Stubbs (Democratic)58%
Assembly Member (Assembly District 47)Randy Udell (Democratic)41%
Assembly Member (Assembly District 46)Joan Fitzgerald (Democratic)0.6%

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 2658%
State Senate District 1642%

State house districtShare of ZIP residents
Assembly District 7858%
Assembly District 4741%
Assembly District 460.6%

Voting precincts

23 voting precincts overlap ZIP 53558. 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:53558")

ZIP 53558 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.