North Dakota House of Representatives seat · lines in effect since 2024
North Dakota Legislative District 40
A district of about 10,000 people, 28% of adults with a bachelor's degree. It votes R+38.2 relative to the nation for president.
2024 election
Nov 5, 2024- Matt Ruby (R) · won42.2%
- Macy Bolinske (R) · won38.4%
- Alexandra Deufel (D)18.9%
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET
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.
Democratic
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 election for this seat
19 races since 1976. District numbers are redrawn after each census: each group is one set of lines.
| Year | Winner | Runner-up | Won by |
|---|---|---|---|
| Lines first used in 2024 | |||
| 2024 | Matt Ruby · Macy Bolinske (R) | Alexandra Deufel (D) | 19.4 |
| Lines first used in 2012 | |||
| 2020 | Matt Ruby · Randy A. Schobinger (R) | Kalyn June Dewitt (D) | 17.2 |
| 2016 | Randy A. Schobinger · Matt Ruby (R) | A. J. Schultz (D) | 17.4 |
| 2012 | Robert E. Frantsvog · Matthew M. Klein (R) | Louis Pinkerton (D) | 2.4 |
| Lines first used in 2002 | |||
| 2008 | Matthew M. Klein · Robert E. Frantsvog (R) | Sue Olafson (D) | 1.3 |
| 2004 | Clara Sue Price · Matthew M. Klein (R) | John W. Thompson (D) | 15.5 |
| Lines first used in 1992 | |||
| 2000 | Clara Sue Price · Matthew M. Klein (R) | Kathryn Hintz (D) | 9.4 |
| 1998 | Clara Sue Price · Matthew M. Klein (R) | Kathryn Hintz (D) | 7.4 |
| 1996 | Clara Sue Price · Matthew M. Klein (R) | — | Unopposed |
| 1994 | Clara Sue Price · Matthew M. Klein (R) | Bruce Anderson (D) | 1.9 |
| 1992 | Clara Sue Price · Matthew M. Klein (R) | Bruce Anderson (D) | 1.4 |
| Lines first used in 1982 | |||
| 1990 | Bruce Anderson · Gary Porter · Ben Tollefson · Clara Sue Price (DEM) | James Peterson (R) | 0.4 |
| 1988 | Brynhild Haugland · Ben Tollefson · Bruce Anderson · James Peterson (REP) | Laurie J. Baker (D) | 0.4 |
| 1986 | Brynhild Haugland · James Peterson · Ben Tollefson · Thomas J. Lautenschlager (REP) | Laurie J. Baker (D) | 2.1 |
| 1984 | Brynhild Haugland · James Peterson · Ben Tollefson · Thomas J. Lautenschlager (REP) | Mike Monson (R) | 0.5 |
| 1982 | Brynhild Haugland · James Peterson · Roy Rued · Thomas J. Lautenschlager (REP) | Robert E. Walstad (D) | 0.0 |
| Lines first used in 1972 | |||
| 1980 | Doug Mattson · Brynhild Haugland · James Peterson · Roy Rued (R) | Rueben Hammond (D) | 3.0 |
| 1978 | Brynhild Haugland · Doug Mattson · James Peterson · Roy Rued (R) | Richard Lokken (D) | 0.9 |
| 1976 | Brynhild Haugland · James Peterson · Roy Rued · Richard Lokken (REP) | Ethel Crisera (R) | 0.9 |
Won by: the winner's lead over the runner-up, in points of the vote. Source: 99chambers results archive (MEDSL, Klarner, state election offices)
Districts that overlap District 40
The state's districts in other chambers that share residents with this one, and the share of District 40's area in each.
Every race on these lines
Results recomputed from precinct returns as if today's boundaries had always existed, so years compare like for like.
| 2016 | 2018 | 2020 | |
|---|---|---|---|
| President | R+36.9 | No race | R+33.5 |
| U.S. Senate | R+61.4 | R+17.8 | No race |
| Governor | No race | No race | R+45.4 |
Outlined: the race for this seat itselfBlank: no race that year
Source: 99chambers results archive: precinct results allocated to current lines; 2026: civicAPIUpdated Nov 8, 2026, 7:01 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 40.
Lower than 60% of seats.
Lower than 53% of seats.
Higher than 87% of seats.
Higher than 87% of seats.
Lower than 51% of seats.
Less dense than 53% 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 3835% college gradsR+53.4Not up in 2026District 5
29% college gradsR+40.0CountingDistrict 3
30% college gradsR+49.4CountingDistrict 12
24% college gradsR+38.3Not 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