Boundary Atlas

ZIP code 54157: Peshtigo, WI

ZIP code 54157 is in Peshtigo (58% of residents), in Marinette County (100%) and Oconto County (0.1%), Wisconsin. 42% of its residents live outside city limits. It is in Wisconsin's 8th congressional district. Its state senate districts are State Senate District 12 (100%) and State Senate District 2 (0.1%); its state house districts are Assembly District 36 (100%) and Assembly District 4 (0.1%).

5,846residents (2020 Census)
89.8 sq miland area
1cities and towns
1congressional district
16voting precincts

See it on the mapAll of Wisconsin

City and county

City or townShare of ZIP residents
Peshtigo58%

CountyShare of ZIP residents
Marinette County100%
Oconto County0.1%

Town or county subdivisionShare of ZIP residents
Peshtigo city58%
Grover town24%
Peshtigo town16%
Porterfield town1.2%
Little River town0.1%

Congressional district

Congressional districtShare of ZIP residents
Wisconsin's 8th congressional district (WI-08)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (WI-08)Tony Wied (R)202-225-5665100%
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 12)Mary Felzkowski (R)100%
State Senator (State Senate District 2)Eric Wimberger (R)0.1%
Assembly Member (Assembly District 36)Jeff Mursau (R)100%
Assembly Member (Assembly District 4)David Steffen (R)0.1%

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 12100%
State Senate District 20.1%

State house districtShare of ZIP residents
Assembly District 36100%
Assembly District 40.1%

Voting precincts

16 voting precincts overlap ZIP 54157. 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:54157")

ZIP 54157 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.