Boundary Atlas

ZIP code 54758: Osseo, WI

ZIP code 54758 is in Osseo (38% of residents) and Pigeon Falls (1.5%), in Trempealeau County (74%), Jackson County (14%) and Eau Claire County (12%), Wisconsin. 60% of its residents live outside city limits. It is in Wisconsin's 3rd congressional district. Its state senate districts are State Senate District 31 (71%), State Senate District 10 (15%) and State Senate District 24 (14%); its state house districts are Assembly District 93 (65%), Assembly District 29 (15%), Assembly District 70 (14%) and Assembly District 91 (5.5%).

4,759residents (2020 Census)
156.7 sq miland area
2cities and towns
1congressional district
18voting precincts

See it on the mapAll of Wisconsin

City and county

City or townShare of ZIP residents
Osseo38%
Pigeon Falls1.5%

CountyShare of ZIP residents
Trempealeau County74%
Jackson County14%
Eau Claire County12%

Town or county subdivisionShare of ZIP residents
Osseo city38%
Sumner town18%
Hale town11%
Garfield town10%
Clear Creek town6.8%
Otter Creek town5.0%
Northfield town3.9%
Unity town2.9%
Pigeon town2.8%
Pigeon Falls village1.5%
Bridge Creek town0.5%

Congressional district

Congressional districtShare of ZIP residents
Wisconsin's 3rd congressional district (WI-03)100%

Elected officials

OfficeMemberContactShare of residents
U.S. Representative (WI-03)Derrick Van Orden (R)202-225-5506100%
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 31)Jeff Smith (Democratic)71%
State Senator (State Senate District 10)Rob Stafsholt (R)15%
State Senator (State Senate District 24)Patrick Testin (R)14%
Assembly Member (Assembly District 93)Christian Phelps (Democratic)65%
Assembly Member (Assembly District 29)Treig Pronschinske (R)15%
Assembly Member (Assembly District 70)Nancy VanderMeer (R)14%
Assembly Member (Assembly District 91)Jodi Emerson (Democratic)5.5%

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 3171%
State Senate District 1015%
State Senate District 2414%

State house districtShare of ZIP residents
Assembly District 9365%
Assembly District 2915%
Assembly District 7014%
Assembly District 915.5%

Voting precincts

18 voting precincts overlap ZIP 54758. 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 54758 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.