Ben Koppelman
North Dakota State Representative, District 16 since 2012. Next on the ballot in 2028.
- In office
- 14 yrs
- Since 2012
- Bills became law
- 5
- 21 sponsored, 2025–2026 session
- Votes missed
- 1.5%
- Chamber median 2.4%
- With party
- 85%
- On votes splitting the parties
- Last margin
- +5.7
- Won 2024
- Next election
- 2028
- Nov 7, 2028
Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 9:43 AM ET
Committees
As of 2026-10.
- Advanced Nuclear Energy
- Industry, Business and Labor
- Judiciary
- Transportation
Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET
Legislation
Became law Jun 2025
Became law Apr 2025
Became law Apr 2025
Became law Apr 2025
Became law Mar 2025
Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET
Voting record
Where Koppelman sits in the North Dakota House of Representatives
Koppelman is closer to the center than 16% of the chamber's Republicans.
Closest: Nico Rios, SuAnn Olson, Dawson Holle
Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:56 PM ET
With Koppelman’s party
- Votes with the chamber's Republicans85%
- Cosponsorships of the other party's bills4%
Black tick: the average of Republicans in the North Dakota House of Representatives.
Source: 99chambers legislative scores from roll calls and cosponsorships
Key votes
Votes chosen for their effect, not their side: Koppelman’s vote, each party’s majority, and the result. An orange vote differs from most Republicans.
| Date | Bill | Koppelman | Rep. majority | Dem. majority | Result |
|---|---|---|---|---|---|
| May 3, 2025 | HB 1459: AN ACT to create and enact a new section to chapter 38-12 of the North Dakota Century… | No | Yes | Yes | Passed 63–26 |
| May 1, 2025 | HB 1298: AN ACT to amend and reenact sections 39-06.1-06, 39-09-02, 39-09-04, and 39-09-07.1, and… | Yes | No | Yes | Failed 46–45 |
| Apr 23, 2025 | SB 2018: AN ACT to provide an appropriation for defraying the expenses of the department of… | No | No | Yes | Passed 48–44 |
| Apr 21, 2025 | HB 1482: AN ACT to amend and reenact sections 15.1-07-03, 15.1-07-04, 21-03-04, 21-03-07,… | Yes | Yes | Yes | Passed 88–4 |
| Apr 21, 2025 | HB 1540: AN ACT to create and enact a new chapter to title 15.1 of the North Dakota Century Code,… | Yes | Yes | No | Passed 49–43 |
Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls
Career
Offices held, and every time Koppelman was on a ballot. Filled marks are general elections won; hollow marks are primaries; an orange outline is a loss.
Source: 99chambers results archive (MEDSL, Klarner, state election offices)
Elections
Margin against the seat’s presidential baseline: how the seat voted for president in the same or nearest year.
| Year | Race | Result | Margin |
|---|---|---|---|
| 2024 | North Dakota House of Representatives, District 16 | Won | R+5.7 |
| 2020 | North Dakota House of Representatives, District 16 | Won | R+3.5 |
| 2016 | North Dakota House of Representatives, District 16 | Won | R+9.4 |
| 2012 | North Dakota House of Representatives, District 16 | Won | R+2.4 |
Source: 99chambers results archive
Seats Koppelman has held
- North Dakota House of Representatives, District 16 · since 2012
Source: 99chambers results archive
Who Koppelman has run against
- Andrew Marschall (R) · 2024 general, won
- Andrew Marschall (R) · 2020 general, won
- Andrew Marschall (R) · 2016 general, won
- Ben Hanson (D) · 2012 general, won
Source: 99chambers results archive
How we know Koppelman
One person, matched across every source we use.
- Open States ocd-person/9335be7e-11ff-4577-af89-e61195143354
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 9:43 AM ET