Boundary Atlas

ZIP code 53072: Pewaukee, WI

ZIP code 53072 is in Pewaukee (45% of residents), Pewaukee (31%), Lisbon (4.0%) and Waukesha (1.1%), in Waukesha County, Wisconsin. 19% of its residents live outside city limits. It is in Wisconsin's 5th congressional district. Its state senate districts are State Senate District 5 (77%), State Senate District 33 (22%) and State Senate District 28 (1.1%); its state house districts are Assembly District 15 (77%), Assembly District 97 (17%), Assembly District 98 (4.8%), Assembly District 82 (1.1%) and Assembly District 99 (0.7%).

26,687residents (2020 Census)
29.8 sq miland area
5cities and towns
1congressional district
34voting precincts

See it on the mapAll of Wisconsin

City and county

City or townShare of ZIP residents
Pewaukee45%
Pewaukee31%
Lisbon4.0%
Waukesha1.1%
Sussex0.7%

CountyShare of ZIP residents
Waukesha County100%

Town or county subdivisionShare of ZIP residents
Pewaukee city45%
Pewaukee village31%
Delafield town17%
Lisbon village4.0%
Waukesha city1.1%
Merton town0.7%
Sussex village0.7%
Brookfield town0.4%
Brookfield city<0.1%

Congressional district

Congressional districtShare of ZIP residents
Wisconsin's 5th congressional district (WI-05)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (WI-05)Scott Fitzgerald (R)202-225-5101100%
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 5)Rob Hutton (R)77%
State Senator (State Senate District 33)Chris Kapenga (R)22%
State Senator (State Senate District 28)Julian Bradley (R)1.1%
Assembly Member (Assembly District 15)Adam Neylon (R)77%
Assembly Member (Assembly District 97)Cindi Duchow (R)17%
Assembly Member (Assembly District 98)Jim Piwowarczyk (R)4.8%
Assembly Member (Assembly District 82)Scott Allen (R)1.1%
Assembly Member (Assembly District 99)Barbara Dittrich (R)0.7%

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 577%
State Senate District 3322%
State Senate District 281.1%

State house districtShare of ZIP residents
Assembly District 1577%
Assembly District 9717%
Assembly District 984.8%
Assembly District 821.1%
Assembly District 990.7%

Voting precincts

34 voting precincts overlap ZIP 53072. 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:

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ZIP 53072 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.