99chambers

Iowa House of Representatives seat · lines in effect since 2022

Iowa House District 13

A district of about 31,000 people, 23% of adults with a bachelor's degree. It votes R+53.1 relative to the nation for president.

Travis Sitzmann (R) · since Nov 5, 2024Next 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+53.197th most
Democratic
Most DemocraticMost Republican51st seat · the majority lineDistrict 13

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.

2024
Iowa House of RepresentativesR+54.4

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 13.

Adults with a bachelor's degree23% 33rd pct · 67th of 100 in IA

Lower than 67% of seats.

White adults without a degree73% 91st pct · 10th of 100 in IA

Higher than 91% of seats.

Hispanic residents3% 16th pct · 84th of 100 in IA

Lower than 84% of seats.

Black residents0% 0th pct · 100th of 100 in IA

Lowest of 100 seats.

Asian residents1% 20th pct · 80th of 100 in IA

Lower than 80% of seats.

People per square mile15 1st pct · 99th of 100 in IA

Less dense than 99% 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 7
22% college gradsR+50.4Held RDistrict 26
IowaR+49.6Held RDistrict 17
22% college gradsR+44.4Held RDistrict 24
IowaR+47.0Held 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. Travis M. Sitzmann (R)
    2025– · Won 2024 by 54.4, 2026 unopposed
  2. Ken E. Carlson (R)
    2023–2025 · Won 2022 by 71.1

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