ZIP code 53961: Rock Springs, WI

ZIP code 53961 is in Rock Springs (41% of residents), in Sauk County, Wisconsin. 59% of its residents live outside city limits. It is in Wisconsin's 2nd congressional district. Its state senate district is State Senate District 14; its state house district is Assembly District 41.

793residents (2020 Census)

23.6 sq miland area

1cities and towns

1congressional district

6voting precincts

See it on the map All of Wisconsin

City and county

City or town	Share of ZIP residents
Rock Springs	41%

County	Share of ZIP residents
Sauk County	100%

Town or county subdivision	Share of ZIP residents
Rock Springs village	41%
Excelsior town	29%
Freedom town	18%
Westfield town	8.8%
Reedsburg town	3.4%

Congressional district

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

Elected officials

Office	Member	Contact	Share of residents
U.S. Representative (WI-02)	Mark Pocan (D)	202-225-2906	100%
U.S. Senator	Ron Johnson (R)	202-224-5323 · contact form	statewide
U.S. Senator	Tammy Baldwin (D)	202-224-5653 · contact form	statewide
State Senator (State Senate District 14)	Sarah Keyeski (Democratic)		100%
Assembly Member (Assembly District 41)	Tony Kurtz (R)		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

Rock Springs website: https://rockspringswi.gov
Rock Springs laws: search for the Rock Springs, Wisconsin code of ordinances
Sauk County website: http://www.co.sauk.wi.us
Sauk County laws: search for the Sauk County, Wisconsin code of ordinances

State legislative districts

State senate district	Share of ZIP residents
State Senate District 14	100%

State house district	Share of ZIP residents
Assembly District 41	100%

Voting precincts

6 voting precincts overlap ZIP 53961. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

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 53961 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.