29th Senate District

District

Candidates

Candidates Registered for WI Senate District 29
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
Republican
Cory Tomczyk (I)2	2022-04-23	$37,425 in 80 contributions from 80 unique donors. Median: $350	$6,666.08 in 16 transactions
Democratic
Gillian Battino	2022-02-23	$25,676 in 106 contributions from 103 unique donors. Median: $100	$401.41 in 2 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2 2026 reelection plans not known (this could be out-of-date)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 29
	votes			Dem. %1	margin (Dem. - Rep.)
	total	Dem.	Rep.		votes	points2
2016 President	90,938	34,777	50,931	40.6%	−16,154	−18.8
2016 Senator	90,251	36,414	50,468	41.9%	−14,054	−16.2
2018 Governor	80,995	31,954	47,498	40.2%	−15,544	−19.6
2018 Senator	80,589	38,274	42,243	47.5%	−3,969	−4.9
2020 President	100,439	40,222	58,543	40.7%	−18,321	−18.6
2022 Governor	80,578	33,062	46,495	41.6%	−13,433	−16.9
2022 Senator	80,378	31,476	48,769	39.2%	−17,293	−21.6
2024 President	102,883	40,812	60,641	40.2%	−19,829	−19.5
2024 Senator	102,176	41,543	58,366	41.6%	−16,823	−16.8
2024 NA	NA	NA	NA	NA	NA	NA
2025 WI Sup. Ct.3	70,202	31,469	38,692	44.9%	−7,223	−10.3
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