33rd Senate District

District

Candidates

Candidates Registered for WI Senate District 33
Data shows every Democratic or Republican candidate registered to run in 2026 plus the incumbent. See footnote for incumbent reelection status.
candidates	registration_date1	Since 1/1/2025 & reported by 2026-02-04
		contributions	disbursements
Democratic
Mike Van Someren	2025-06-12	$31,518.95 in 169 contributions from 134 unique donors. Median: $50	$864.00 in 1 transactions
Republican
Marcus Daniel Jensen	2025-11-21	no contributions reported	no disbursements reported
Chris Kapenga (I)2	2009-12-15	$13,098.30 in 50 contributions from 49 unique donors. Median: $100	$1,795.46 in 11 transactions
1 The date this candidate's committee first registered (for any office). Click the link for details.
2 2026 reelection plans not known (this could be out-of-date)
Data last updated on 2026-02-05

Past election results

Election Results in Wisconsin State Senate District 33
	votes			Dem. %1	margin (Dem. - Rep.)
	total	Dem.	Rep.		votes	points2
2016 President	105,139	29,161	69,518	29.6%	−40,357	−40.9
2016 Senator	105,447	26,746	76,677	25.9%	−49,931	−48.3
2018 Governor	98,347	26,694	70,443	27.5%	−43,749	−45.0
2018 Senator	97,790	31,811	65,889	32.6%	−34,078	−34.9
2020 President	121,033	38,883	80,343	32.6%	−41,460	−34.8
2022 Governor	102,943	33,405	68,720	32.7%	−35,315	−34.6
2022 Senator	102,752	31,417	71,161	30.6%	−39,744	−38.7
2024 President	126,425	41,050	83,533	32.9%	−42,483	−34.1
2024 Senator	125,526	39,956	83,639	32.3%	−43,683	−35.3
2024 NA	NA	NA	NA	NA	NA	NA
2025 WI Sup. Ct.3	92,607	32,250	60,316	34.8%	−28,066	−30.3
1 Share of the two-party vote. For Rep. share, subtract from 100.
2 Dem % of the two-party vote minus Rep % of the two-party vote
3 Formally nonpartisan candidates assigned party labels based on state endorsements
Election results allocated into 2024 district boundaries based on population overlap. Calculations by John Johnson (johndjohnson.info).

District demographics