99chambers

Iowa House of Representatives seat · lines in effect since 2022

Iowa House District 48

A district of about 33,000 people, 36% of adults with a bachelor's degree. It votes R+16.5 relative to the nation for president.

Chad Behn (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+16.551st most
Democratic
Most DemocraticMost Republican51st seat · the majority lineDistrict 48

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+18.7R+20.5R+7.8

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 48.

Adults with a bachelor's degree36% 73rd pct · 28th of 100 in IA

Higher than 73% of seats.

White adults without a degree60% 47th pct · 53rd of 100 in IA

Lower than 53% of seats.

Hispanic residents3% 21st pct · 79th of 100 in IA

Lower than 79% of seats.

Black residents2% 39th pct · 61st of 100 in IA

Lower than 61% of seats.

Asian residents1% 41st pct · 59th of 100 in IA

Lower than 59% of seats.

People per square mile55 42nd pct · 58th of 100 in IA

Less dense than 58% 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 91
37% college gradsR+11.6Held RDistrict 22
33% college gradsR+20.2Held RDistrict 83
39% college gradsR+10.0Held RDistrict 21
31% college gradsR+22.8Held 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. Chad Behn (R)
    2025– · Won 2024 by 20.5, 2026 by 7.8
  2. Phil Thompson (R)
    2023–2025 · Won 2022 by 18.7

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