99chambers

Iowa House of Representatives seat · lines in effect since 2022

Iowa House District 19

A district of about 24,000 people, 23% of adults with a bachelor's degree. It votes R+8.1 relative to the nation for president.

Brent Siegrist (R) · since Nov 6, 1990Next election Nov 7, 2028The 2026 race →

Where it sits among all 100 seats

Every Iowa House of Representatives seat by partisan lean, from most Democratic to most Republican. Lean is the seat's presidential vote on current lines, relative to the nation.

R+8.145th most
Democratic
Most DemocraticMost Republican51st seat · the majority lineDistrict 19

Source: 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Every race on these lines

Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.

202220242026
Iowa House of RepresentativesR+15.6R+17.2R+0.4

Outlined: the race for this seat itselfBlank: no race that year

Source: 99chambers results archive: precinct results allocated to current lines; 2026: Iowa Secretary of StateUpdated Nov 7, 2026, 3:01 PM ET

Who lives here, compared

Grey bars show the spread of all 100 seats. Small marks are other seats in Iowa. The black marker is District 19.

Adults with a bachelor's degree23% 29th pct · 71st of 100 in IA

Lower than 71% of seats.

White adults without a degree66% 60th pct · 41st of 100 in IA

Higher than 60% of seats.

Hispanic residents12% 84th pct · 17th of 100 in IA

Higher than 84% of seats.

Black residents1% 26th pct · 74th of 100 in IA

Lower than 74% of seats.

Asian residents2% 55th pct · 46th of 100 in IA

Higher than 55% of seats.

People per square mile690 66th pct · 35th of 100 in IA

Denser than 66% of seats.

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current linesUpdated Oct 13, 2026, 5:06 AM ET

Seats most like this one

Nearest seats on demographics, density and lean. 2 of the 4 flipped this year.

District 20
IowaR+7.1Held DDistrict 59
22% college gradsR+3.9Flipped DDistrict 96
23% college gradsR+11.0Flipped DDistrict 25
IowaR+26.5Held R

Source: Census Bureau, American Community Survey 2020–2024 5-year estimates, allocated to current lines; 99chambers: 2024 and 2020 presidential results on current lines, relative to the nation (2024 weighted 3:1)Updated Oct 16, 2026, 5:19 AM ET

Who has held it

These lines took effect in 2022.

  1. Brent Siegrist (R)
    2023– · Won 2022 by 15.6, 2024 by 17.2

Source: Past results: 99chambers results archive (MEDSL, Klarner, state election offices)