99chambers

North Dakota House of Representatives seat · lines in effect since 2024

North Dakota Legislative District 23

A district of about 19,000 people, 19% of adults with a bachelor's degree. It votes R+69.0 relative to the nation for president.

Dennis Nehring (R) · since Nov 5, 2024Nico Rios (R) · since Nov 8, 2022Next election Nov 5, 2030The 2026 race →

Where it sits among all 48 seats

Every North Dakota 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+69.044th most
Democratic
Most DemocraticMost Republican25th seat · the majority lineDistrict 23

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.

20162020
U.S. SenateR+71.4No race
GovernorNo raceR+60.8

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

Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 7, 2026, 3:01 PM ET

Who lives here, compared

Grey bars show the spread of all 48 seats. Small marks are other seats in North Dakota. The black marker is District 23.

Adults with a bachelor's degree19% 0th pct · 48th of 48 in ND

Lowest of 48 seats.

White adults without a degree57% 49th pct · 25th of 48 in ND

Lower than 51% of seats.

Hispanic residents17% 100th pct · 1st of 48 in ND

Highest of 48 seats.

Black residents9% 94th pct · 4th of 48 in ND

Higher than 94% of seats.

Asian residents2% 74th pct · 13th of 48 in ND

Higher than 74% of seats.

People per square mile96 51st pct · 24th of 48 in ND

Denser than 51% 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 38
35% college gradsR+53.4Not up in 2026District 26
North DakotaR+80.2Not up in 2026District 3
30% college gradsR+49.4CountingDistrict 36
24% college gradsR+70.5Not up in 2026

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 2024.

  1. Republican (R)
    2027– · Won 2026 unopposed
  2. Mark Casler (D)
    2025–2027 · Won 2024 by 94.2
  3. Dennis Nehring (R)
    2025–2027 · Won 2024 by 98.9

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