Deuter Wins 45th House District Seat

Democrat Marti Deuter takes 62 percent of the vote over Republican Gina Parrilli in unofficial results.

Updated on Nov. 4, 2026 in Elections

Bold flat-color editorial illustration of a civic building facade with a columned entrance and small flag, in navy and cream with a red accent. — Democrat Marti Deuter won the 45th Illinois House District seat with 62 percent of the unofficial vote over Republican Gina Parrilli. AI Illustration. Upload story photo >

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Democrat Marti Deuter, a former Elmhurst alderman, won the 45th House District state representative race with 62 percent of the vote, receiving 25,399 votes to Republican Gina Parrilli's 15,579. The results are unofficial.

Why it matters

The district was considered a battleground as recently as 2024, when Deuter defeated Republican Dennis Reboletti with nearly 54 percent of the vote. Her margin this cycle points to a substantial shift in voter support across the Illinois district's communities.

Unofficial tallies show Deuter with 25,399 votes to Parrilli's 15,579, a 62 percent share. The figures remain subject to official certification.

The players

Marti Deuter

A Democrat and former Elmhurst alderman who won the 45th House District state representative seat.

Gina Parrilli

The Republican candidate who lost the 45th House District race to Deuter.

Dennis Reboletti

The Republican who lost the 2024 45th House District race to Deuter.

The details

Deuter, a Democrat and former Elmhurst alderman, won the district that includes Elmhurst, Hinsdale, Clarendon Hills, and Westmont. Democrats donated $1.7 million to her 2024 campaign, and she drew about $100,000 from the party in the final weeks of this race.

2022: Democrat Jenn Ladisch Douglass defeated Republican Deanne Mazzochi in the district.
2024: Deuter defeated Republican Dennis Reboletti with nearly 54 percent of the vote.
November 3, 2026: Deuter won re-election in Tuesday's election.

Political Context

The district has changed hands in recent cycles, with Democrat Jenn Ladisch Douglass defeating Republican Deanne Mazzochi in 2022. Republicans have not regained the seat since, and Republican Gina Parrilli's loss continues that trend.

The outcome determines who represents Elmhurst, Hinsdale, Clarendon Hills, and Westmont in the Illinois House. Voters in these communities now have Deuter as their state representative following the unofficial result.

The takeaway

Party fundraising and district lines continue to shape outcomes in competitive Illinois suburbs. Readers following the race should watch for official certification of these unofficial results.