Elections › Offices

Iowa Senate District 15

Every race for this seat since 2018.

District lines were redrawn after the 2020 census. Races before 2022 used the old legislative map, so the same number covered a different area.

Serves now

Tony Bisignano D

Re-elected November 3, 2026

2026

General electionNovember 3, 2026

Tony Bisignano DIncumbentUnopposed16,19097.0%

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Republican primaryJune 2, 2026

No candidates listed.

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Democratic primaryJune 2, 2026

Tony Bisignano DIncumbentUnopposed4,19699.5%

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2022

General electionNovember 8, 2022

Tony Bisignano DIncumbentUnopposed12,07495.3%

2018

General electionNovember 6, 2018

Zach Nunn RWinner16,69856.5%
Dan Nieland D12,83043.4%

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Races and results: civicAPI and the Iowa Secretary of State. State campaign finance: summary totals from reports filed with the Iowa Ethics & Campaign Disclosure Board. Federal: the Federal Election Commission.