99chambers

Iowa House of Representatives seat · lines in effect since 2022

Iowa House District 37

A district of about 37,000 people, 30% of adults with a bachelor's degree. It votes R+44.6 relative to the nation for president.

Barb Kniff McCulla (R) · since Nov 8, 2022Next 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+44.691st most
Democratic
Most DemocraticMost Republican51st seat · the majority lineDistrict 37

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.

2022
Iowa House of RepresentativesR+49.3

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 37.

Adults with a bachelor's degree30% 62nd pct · 39th of 100 in IA

Higher than 62% of seats.

White adults without a degree67% 67th pct · 34th of 100 in IA

Higher than 67% of seats.

Hispanic residents2% 3rd pct · 97th of 100 in IA

Lower than 97% of seats.

Black residents1% 12th pct · 88th of 100 in IA

Lower than 88% of seats.

Asian residents1% 43rd pct · 57th of 100 in IA

Lower than 57% of seats.

People per square mile46 35th pct · 65th of 100 in IA

Less dense than 65% 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 16
28% college gradsR+42.5Held RDistrict 10
27% college gradsR+42.0Held RDistrict 54
32% college gradsR+37.1Held RDistrict 23
25% college gradsR+40.1Held 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 Sandholdt (R)
    2027– · Won 2026 unopposed
  2. Barb Kniff McCulla (R)
    2023–2027 · Won 2022 by 49.3, 2024 by 96.6

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