99chambers

Iowa House of Representatives seat · lines in effect since 2022

Iowa House District 12

A district of about 30,000 people, 20% of adults with a bachelor's degree. It votes R+45.5 relative to the nation for president.

Steven Holt (R) · since Nov 4, 2014Next 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+45.592nd most
Democratic
Most DemocraticMost Republican51st seat · the majority lineDistrict 12

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.

20242026
Iowa House of RepresentativesR+47.6R+34.5

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 12.

Adults with a bachelor's degree20% 10th pct · 90th of 100 in IA

Lower than 90% of seats.

White adults without a degree63% 52nd pct · 49th of 100 in IA

Higher than 52% of seats.

Hispanic residents19% 92nd pct · 9th of 100 in IA

Higher than 92% of seats.

Black residents1% 16th pct · 84th of 100 in IA

Lower than 84% of seats.

Asian residents1% 48th pct · 52nd of 100 in IA

Lower than 52% of seats.

People per square mile21 6th pct · 94th of 100 in IA

Less dense than 94% 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.

District 56
22% college gradsR+44.2Held RDistrict 3
24% college gradsR+57.0Held RDistrict 55
25% college gradsR+31.6Held RDistrict 6
24% college gradsR+35.2Held 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. Steven Holt (R)
    2023– · Won 2022 by 96.0, 2024 by 47.6, 2026 by 34.5

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