2025Flipped from RepublicanFinal resultsSpecial election
2025 special election for Iowa Senate District 1
Iowa State Senate · Iowa
Catelin Drey (D) won with 55.2% of the vote, defeating Christopher Prosch (R) by 10.5 points, flipping a seat Republicans held.
Catelin DreyDemocrat · winner
55.2%4,212
Christopher ProschRepublican
44.7%3,412
7,629 votes
Source: English WikipediaUpdated Oct 13, 2026, 8:26 AM ET
The seat over time
D − R margin in this seat's races around 2025
Races before and after
Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)