99chambers

Utah House of Representatives seat · lines in effect since 2022

Utah House District 10

A district of about 51,000 people, 24% Hispanic, 29% of adults with a bachelor's degree. It votes R+3.3 relative to the nation for president.

Jill Koford (R) · since Nov 5, 2024Flipped in 2026Next election Nov 7, 2028The 2026 race →

Where it sits among all 75 seats

Every Utah 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+3.318th most
Democratic
Most DemocraticMost Republican38th seat · the majority lineDistrict 10

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
U.S. SenateNo raceR+9.4No race
GovernorNo raceR+10.2No race
Utah House of RepresentativesD+4.5R+2.0D+24.4

Outlined: the race for this seat itselfBlank: no race that year

Source: 99chambers results archive: precinct results allocated to current lines; 2026: Utah Lieutenant Governor's OfficeUpdated Nov 7, 2026, 3:01 PM ET

Who lives here, compared

Grey bars show the spread of all 75 seats. Small marks are other seats in Utah. The black marker is District 10.

Adults with a bachelor's degree29% 28th pct · 54th of 75 in UT

Lower than 72% of seats.

White adults without a degree48% 65th pct · 27th of 75 in UT

Higher than 65% of seats.

Hispanic residents24% 85th pct · 12th of 75 in UT

Higher than 85% of seats.

Black residents2% 84th pct · 13th of 75 in UT

Higher than 84% of seats.

Asian residents1% 24th pct · 57th of 75 in UT

Lower than 76% of seats.

People per square mile2,793 73rd pct · 21st of 75 in UT

Denser than 73% 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. 4 of the 4 flipped this year.

District 39
27% Hispanic · 29% college gradsR+5.5Flipped DDistrict 9
20% Hispanic · 23% college gradsR+21.4Flipped DDistrict 36
25% Hispanic · 24% college gradsR+4.2Flipped DDistrict 62
27% Hispanic · 39% college gradsR+18.6Flipped D

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. Rosemary T. Lesser (D)
    2027– · Won 2026 by 24.4
  2. Jill Koford (R)
    2025–2027 · Won 2024 by 2.0
  3. Rosemary Lesser (D)
    2023–2025 · Won 2022 by 4.5

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