North Dakota State Senate District 40
Next vote Tue, Nov 3, 2026 · Represented by Jose Castaneda Republican · Member list as of Oct 28
This seat has no race on the official 2026 list.
- Last election
- Jose Castaneda (Republican) was unopposed, 2024
More about this seat
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- More than one party
- No member listed
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Official results for North Dakota
History (13 elections for this seat)
- Votes for listed candidates
- 4,169
- Election day
- November 5, 2024
- District map
- Older district map (2022 to 2024)
North Dakota Senate District 40, 1976 to 2024, 2024, every candidate Candidate Party Votes and share Share RepublicanJose CastanedaWon Republican 4,05797.3% Scattered write-ins Write-in 1122.7% - Votes for listed candidates
- 4,402
- Election day
- November 3, 2020
- District map
- Older district map (2012 to 2021)
North Dakota Senate District 40, 1976 to 2024, 2020, every candidate Candidate Party Votes and share Share RepublicanKaren Kay KrebsbachWon(incumbent) Republican 4,25596.7% Scattered write-ins Write-in 1473.3% - Votes for listed candidates
- 4,498
- Election day
- November 8, 2016
- District map
- Older district map (2012 to 2021)
North Dakota Senate District 40, 1976 to 2024, 2016, every candidate Candidate Party Votes and share Share RepublicanKaren KrebsbachWon(incumbent) Republican 3,25572.4% DemocraticPhil Franklin Democratic 1,22427.2% Scattered write-ins Write-in 190.4% - Votes for listed candidates
- 3,653
- Election day
- November 6, 2012
- District map
- Older district map (2012 to 2021)
North Dakota Senate District 40, 1976 to 2024, 2012, every candidate Candidate Party Votes and share Share RepublicanKaren K. KrebsbachWon(incumbent) Republican 3,56497.6% Scattered write-ins Write-in 892.4% - Votes for listed candidates
- 4,129
- Election day
- November 4, 2008
- District map
- Older district map (2002 to 2011)
North Dakota Senate District 40, 1976 to 2024, 2008, every candidate Candidate Party Votes and share Share RepublicanKaren K. KrebsbachWon(incumbent) Republican 2,31056.0% DemocraticDianne Giessinger Democratic 1,81944.0% - Votes for listed candidates
- 3,984
- Election day
- November 2, 2004
- District map
- Older district map (2002 to 2011)
North Dakota Senate District 40, 1976 to 2024, 2004, every candidate Candidate Party Votes and share Share RepublicanKaren K. KrebsbachWon(incumbent) Republican 2,69867.7% DemocraticMatthew Odermann Democratic 1,28632.3% - Votes for listed candidates
- 3,221
- Election day
- November 7, 2000
- District map
- Older district map (1992 to 2001)
North Dakota Senate District 40, 1976 to 2024, 2000, every candidate Candidate Party Votes and share Share RepublicanKaren K. KrebsbachWon(incumbent) Republican 2,01562.6% DemocraticJennings J. Klug Democratic 1,20637.4% - Votes for listed candidates
- 3,279
- Election day
- November 5, 1996
- District map
- Older district map (1992 to 2001)
North Dakota Senate District 40, 1976 to 2024, 1996, every candidate Candidate Party Votes and share Share RepublicanKaren K. KrebsbachWon(incumbent) Republican 1,95559.6% DemocraticJennings J. Klug Democratic 1,32440.4% - Votes for listed candidates
- 4,050
- Election day
- November 3, 1992
- District map
- Older district map (1992 to 2001)
North Dakota Senate District 40, 1976 to 2024, 1992, every candidate Candidate Party Votes and share Share RepublicanKaren K. KrebsbachWon Republican 2,37958.7% DemocraticAlan Ekblad Democratic 1,67141.3% - Votes for listed candidates
- 14,075
- Election day
- November 8, 1988
- Seats
- 2
- District map
- Older district map (1982 to 1991)
North Dakota Senate District 40, 1976 to 2024, 1988, every candidate Candidate Party Votes and share Share DemocraticRolland RedlinWon(incumbent) Democratic 3,70626.3% RepublicanKaren K. KresbachWon Republican 3,65025.9% RepublicanBob Moe Republican 3,37524.0% DemocraticThomas J. Lautenschlager Democratic 3,33823.7% Scattered write-ins Write-in 60.0% - Votes for listed candidates
- 10,427
- Election day
- November 6, 1984
- Seats
- 2
- District map
- Older district map (1982 to 1991)
North Dakota Senate District 40, 1976 to 2024, 1984, every candidate Candidate Party Votes and share Share RepublicanChester ReitenWon(incumbent) Republican 5,31751.0% DemocraticRolland RedlinWon(incumbent) Democratic 5,11049.0% - Votes for listed candidates
- 12,144
- Election day
- November 4, 1980
- Seats
- 2
- District map
- Older district map (1976 to 1981)
North Dakota Senate District 40, 1976 to 2024, 1980, every candidate Candidate Party Votes and share Share DemocraticRolland RedlinWon(incumbent) Democratic 3,42728.2% RepublicanChester ReitenWon(incumbent) Republican 3,40628.1% RepublicanBernie Pellenwessel Republican 2,89923.9% DemocraticDelton J. Torno Democratic 2,41219.9% - Votes for listed candidates
- 11,903
- Election day
- November 2, 1976
- Seats
- 2
- District map
- Older district map (1976 to 1981)
North Dakota Senate District 40, 1976 to 2024, 1976, every candidate Candidate Party Votes and share Share DemocraticRolland RedlinWon(incumbent) Democratic 3,51229.5% RepublicanChester ReitenWon(incumbent) Republican 3,49629.4% RepublicanGary Kramlich Republican 2,58521.7% DemocraticSewall E. Peterson Democratic 2,31019.4%
- 2024: MEDSL 2024 official precinct returns (individual_states zips), retrieved Oct 28, 2026. Compiled by MIT Election Data and Science Lab (MEDSL) from official returns; not an official source
- 1976 to 2020: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), retrieved Oct 28, 2026. Compiled by Carl Klarner (Harvard Dataverse) from official returns; not an official source
Only part of this chamber is up in a given cycle. Which districts vote on which date is not on file. Last contest in this district on file: 2024.
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Cite this page
Election Wrld. (2026). North Dakota State Senate District 40, election results 1976 to 2024. https://www.electionwrld.com/nd/senate/40. Retrieved October 31, 2026.
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<iframe src="https://www.electionwrld.com/embed/nd/senate/40" title="North Dakota Senate District 40" width="100%" height="400" style="border:0;max-width:640px" loading="lazy"></iframe>
<p style="font-size:13px">Data: <a href="https://www.electionwrld.com">Election Wrld</a>, CC BY 4.0</p>Sources
Sources: Census TIGERweb Legislative MapServer (120th CDs layer 0, 119th CDs layer 4, 2026 SLD upper layer 1 and lower layer 2) (US Census Bureau, public domain), retrieved Oct 28, 2026; Open Civic Data division identifiers (census_autogenerated us_sldl/us_sldu and openstates state files); also (sld-recent.json): Open Civic Data division identifiers (country-us) (CC0 (repository); also (sld-recent.json): CC0 1.0), retrieved Oct 28, 2026; Open States people (current) CSVs (CC0-1.0 (Open States people data)), retrieved Oct 28, 2026, compiled by Open States volunteers and staff (rosters from state legislature sites) from official returns, not an official source; MEDSL 2024 official precinct returns (individual_states zips) (Not stated in the GitHub repository (an earlier label said "MIT (repo)", which the repository does not support). MEDSL's Harvard Dataverse records are CC0 1.0, but these GitHub files were not checksum-matched to the Dataverse files, so CC0 is not claimed for them.), retrieved Oct 28, 2026, compiled by MIT Election Data and Science Lab (MEDSL) from official returns, not an official source; State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse) (CC0 1.0), retrieved Oct 28, 2026, compiled by Carl Klarner (Harvard Dataverse) from official returns, not an official source.
District id: ocd-division/country:us/state:nd/sldu:40
DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), MEDSL 2024 official precinct returnsData as of Oct 28, 2026