99chambers

Iowa House of Representatives seat · lines in effect since 2022

Iowa House District 15

A district of about 37,000 people, 29% of adults with a bachelor's degree. It votes R+35.1 relative to the nation for president.

Matt Windschitl (R) · since Nov 7, 2006Next 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+35.179th most
Democratic
Most DemocraticMost Republican51st seat · the majority lineDistrict 15

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+38.6R+29.5

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 15.

Adults with a bachelor's degree29% 61st pct · 40th of 100 in IA

Higher than 61% of seats.

White adults without a degree67% 68th pct · 33rd of 100 in IA

Higher than 68% of seats.

Hispanic residents3% 14th pct · 86th of 100 in IA

Lower than 86% of seats.

Black residents2% 45th pct · 55th of 100 in IA

Lower than 55% of seats.

Asian residents0% 3rd pct · 97th of 100 in IA

Lower than 97% of seats.

People per square mile38 30th pct · 70th of 100 in IA

Less dense than 70% 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 54
32% college gradsR+37.1Held RDistrict 70
29% college gradsR+27.6Held RDistrict 23
25% college gradsR+40.1Held RDistrict 10
27% college gradsR+42.0Held 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. Jason Sherer (R)
    2027– · Won 2026 by 29.5
  2. Matt W. Windschitl (R)
    2023–2027 · Won 2022 by 57.2, 2024 by 38.6

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