Mark Spreitzer

State Senator, Wisconsin Senate District 15 · Democrat

OfficeholderOn the 2026 ballotIncumbent · Wisconsin Senate District 15 · Nov 3 General

Ballot status source: Wisconsin Elections Commission — Candidates on Ballot by Election, 2026 General Election 11/3/2026: SD15, Mark Spreitzer (Democratic) · read Sep 24, 2026

Order a GOTV Intel Report Get Alerts on Mark Who Is Running for This Seat

Running for Wisconsin Senate District 15, Nov 3 General. The race page has 2 other candidates, 1 certified result. See the race

Roles on File

Seats held and sought, elections and committees, newest first.

RunningWisconsin Senate District 15Nov 3, 2026 · On the 2026 ballot
HoldsWisconsin Senate District 15State Senator

The District

What Wisconsin Senate District 15 covers

Covers parts of Rock County, Walworth County and Jefferson County.

Includes Janesville, Beloit, Whitewater, Edgerton, Milton, Evansville, Footville, Lake Lorraine, Orfordville, Hanover, Turtle Lake, Fulton and 1 more.

Map of Wisconsin Senate District 15 with 196 precincts

196 precincts · District lines: State senate lines: U.S. Census Bureau (1:500,000 cartographic boundary) · Precinct lines: Wisconsin Legislative Technology Services Bureau, statewide municipal ward collection (July 2026)

Not on file for Mark yet: Key Votes, Their Money, Advertising, In Their Words, In the News, Reach Them, The Paper Trail. Coverage varies by state and office.

File read Oct 3, 2026. Each item names its source. Record ID p_teyww7qcc.

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