North Dakota State Senate seat · lines in effect since 2024
North Dakota Legislative District 30
A district of about 19,000 people, 39% of adults with a bachelor's degree. It votes R+48.2 relative to the nation for president.
2024 election
Nov 5, 2024- Diane Larson (R) · won73.5%
- Matthew Zimny (D)25.9%
- Write-ins and other votes (OTH)0.6%
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 12:13 PM ET
Where it sits among all 47 seats
Every North Dakota State Senate 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
15 races since 1968. 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 | Diane Larson (R) | Matthew Zimny (D) | 47.6 |
| Lines first used in 2012 | |||
| 2020 | Diane Larson (R) | — | Unopposed |
| 2016 | Diane Larson (R) | Chris Rausch (D) | 41.4 |
| 2012 | Ron Carlisle (R) | Nancy Guy (D) | 26.0 |
| Lines first used in 2002 | |||
| 2008 | Bob Stenehjem (R) | Chris Ebertz (D) | 21.5 |
| 2004 | Bob Stenehjem (R) | Joe Linnertz (D) | 41.4 |
| Lines first used in 1992 | |||
| 2000 | Bob Stenehjem (R) | Mark Haugen (D) | 20.9 |
| 1996 | Bob Stenehjem (R) | Dean Conrad (D) | 12.3 |
| 1992 | Bob Stenehjem (R) | Sally Oremland (D) | 24.4 |
| Lines first used in 1982 | |||
| 1988 | L. L. Naaden (R) | James Engelhardt (D) | 26.9 |
| 1984 | L. L. Naaden (R) | Edward G. Fibiger (D) | 46.3 |
| Lines first used in 1972 | |||
| 1980 | L. L. Naaden (R) | — | Unopposed |
| 1976 | L. L. Naaden (R) | Eddie Kramer (D) | 18.8 |
| 1972 | L. L. Naaden (R) | Harry Nagel (I) | 46.2 |
| Lines first used in 1962 | |||
| 1968 | Gail H. Hernett (R) | Alice Hollan (D) | 56.7 |
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 30
The state's districts in other chambers that share residents with this one, and the share of District 30'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+46.9 | No race | R+43.0 |
| U.S. Senate | R+67.4 | R+25.7 | No race |
| Governor | No race | No race | R+40.3 |
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 47 seats. Small marks are other seats in North Dakota. The black marker is District 30.
Higher than 74% of seats.
Lower than 70% of seats.
Lower than 76% of seats.
Lower than 52% of seats.
Lower than 63% of seats.
Denser than 63% 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 3434% college gradsR+43.8Not up in 2026District 37
35% college gradsR+59.5Held RDistrict 1
32% college gradsR+63.7Held RDistrict 22
46% college gradsR+31.9Not 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