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Iowa Senate District 8

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

Mark Costello R

2024

General electionNovember 5, 2024

Map by county →

2020

General electionNovember 3, 2020

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.