NH
New Hampshire Senate District 23
Tue, Nov 3 · Represented by Bill Gannon Republican · Member list as of Oct 28
David ChildsDemocraticBill GannonRepublican · Incumbent10 years since first win on file
No published poll names both candidates.Last result · 2024 general: Bill Gannon (R) 62.4, Brenda Oldak (D) 37.5
- Last election
- Bill Gannon (Republican) won by 24.9 points, 2024
- On the 2026 ballot
- 2 candidates
Side by side
Left column: ChildsRight column: Gannon
- Donor-based spectrum
- LiberalCentristConservativeGannonNo published score for Childs
- Races won and lost
- None on file
- 4-1
- Years since first win on file
- Not available
- 10
How these are counted
The spectrum is a published research score, not our rating. How this works. Wins and losses count the races in our results files, the same as each profile.
More about this race
Candidates on the ballot
- David ChildsDemocratic
- Bill GannonIncumbentRepublican
Party nominees only, not the certified ballot. This list may not include every candidate. See the official list at the New Hampshire Secretary of State, Elections Division
Source: sos.nh.gov, dated Sep 8
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- State Senate District 1· David Rochefort
- State Senate District 2· Tim Lang
- State Senate District 3· Mark McConkey
- State Senate District 4· David Watters
- State Senate District 5· Sue Prentiss
- State Senate District 6· James Gray
- State Senate District 7· Dan Innis
- State Senate District 8· Ruth Ward
- State Senate District 9· Denise Ricciardi
- State Senate District 10· Donovan Fenton
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- State Senate District 12· Kevin Avard
- State Senate District 13· Cindy Rosenwald
- State Senate District 14· Sharon Carson
- State Senate District 15· Tara Reardon
- State Senate District 16· Keith Murphy
- State Senate District 17· Howard Pearl
- State Senate District 18· Victoria Sullivan
- State Senate District 19· Regina Birdsell
- State Senate District 20· Pat Long
- State Senate District 21· Rebecca Perkins Kwoka
- State Senate District 22· Daryl Abbas
- State Senate District 23· Bill Gannon
- State Senate District 24· Debra Altschiller
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Official results for New Hampshire
History (29 elections for this seat)
- Votes for listed candidates
- 36,354
- Election day
- November 5, 2024
- District map
- Older district map (2022 to 2024)
New Hampshire Senate District 23, 1968 to 2024, 2024, every candidate Candidate Party Votes and share Share RepublicanBill GannonWon Republican 22,67062.4% DemocraticBrenda Oldak Democratic 13,64837.5% Scattered write-ins Write-in 360.1% - Votes for listed candidates
- 55,962
- Election day
- November 8, 2022
- District map
- Older district map (2022)
New Hampshire Senate District 23, 1968 to 2024, 2022, every candidate Candidate Party Votes and share Share RepublicanBill GannonWon(incumbent) Republican 33,80460.4% DemocraticBrenda Oldak Democratic 22,12839.5% Scattered write-ins Write-in 300.1% - Votes for listed candidates
- 34,944
- Election day
- November 3, 2020
- District map
- Older district map (2012 to 2021)
New Hampshire Senate District 23, 1968 to 2024, 2020, every candidate Candidate Party Votes and share Share RepublicanBill GannonWon Republican 18,62753.3% DemocraticJon Morgan(incumbent) Democratic 16,31446.7% Scattered write-ins Write-in 30.0% - Votes for listed candidates
- 25,717
- Election day
- November 6, 2018
- District map
- Older district map (2012 to 2021)
New Hampshire Senate District 23, 1968 to 2024, 2018, every candidate Candidate Party Votes and share Share DemocraticJon MorganWon Democratic 12,91150.2% RepublicanBill Gannon(incumbent) Republican 12,80649.8% - Votes for listed candidates
- 30,700
- Election day
- November 8, 2016
- District map
- Older district map (2012 to 2021)
New Hampshire Senate District 23, 1968 to 2024, 2016, every candidate Candidate Party Votes and share Share RepublicanBill GannonWon Republican 17,33756.5% DemocraticAlexis Simpson Democratic 13,34343.5% Scattered write-ins Write-in 200.1% - Votes for listed candidates
- 20,952
- Election day
- November 4, 2014
- District map
- Older district map (2012 to 2021)
New Hampshire Senate District 23, 1968 to 2024, 2014, every candidate Candidate Party Votes and share Share RepublicanRussell PrescottWon(incumbent) Republican 12,03057.4% DemocraticDonna Schlachman Democratic 8,91542.5% Scattered write-ins Write-in 70.0% - Votes for listed candidates
- 28,131
- Election day
- November 6, 2012
- District map
- Older district map (2012 to 2021)
New Hampshire Senate District 23, 1968 to 2024, 2012, every candidate Candidate Party Votes and share Share RepublicanRussell PrescottWon(incumbent) Republican 15,02953.4% DemocraticCarol E. Croteau Democratic 13,07646.5% Scattered write-ins Write-in 260.1% - Votes for listed candidates
- 20,621
- Election day
- November 2, 2010
- District map
- Older district map (2002 to 2011)
New Hampshire Senate District 23, 1968 to 2024, 2010, every candidate Candidate Party Votes and share Share RepublicanRussell PrescottWon Republican 11,00153.4% DemocraticMaggie Wood Hassan(incumbent) Democratic 9,60646.6% Scattered write-ins Write-in 140.1% - Votes for listed candidates
- 30,089
- Election day
- November 4, 2008
- District map
- Older district map (2002 to 2011)
New Hampshire Senate District 23, 1968 to 2024, 2008, every candidate Candidate Party Votes and share Share DemocraticMaggie Wood HassanWon(incumbent) Democratic 17,21257.2% RepublicanMarshall Quandt Republican 12,87742.8% - Votes for listed candidates
- 17,574
- Election day
- November 7, 2006
- District map
- Older district map (2002 to 2011)
New Hampshire Senate District 23, 1968 to 2024, 2006, every candidate Candidate Party Votes and share Share DemocraticMaggie Wood HassanWon(incumbent) Democratic 10,56660.1% RepublicanNatalie Healy Republican 7,00839.9% - Votes for listed candidates
- 29,255
- Election day
- November 2, 2004
- District map
- Older district map (2002 to 2011)
New Hampshire Senate District 23, 1968 to 2024, 2004, every candidate Candidate Party Votes and share Share DemocraticMaggie Wood HassanWon Democratic 15,20152.0% RepublicanRussell Prescott(incumbent) Republican 14,05448.0% - Votes for listed candidates
- 19,726
- Election day
- November 5, 2002
- District map
- Older district map (2002 to 2011)
New Hampshire Senate District 23, 1968 to 2024, 2002, every candidate Candidate Party Votes and share Share RepublicanRussell Edward PrescottWon(incumbent) Republican 10,65954.0% DemocraticMaggie Wood Hassan Democratic 9,06746.0% - Votes for listed candidates
- 26,982
- Election day
- November 7, 2000
- District map
- Older district map (1992 to 2001)
New Hampshire Senate District 23, 1968 to 2024, 2000, every candidate Candidate Party Votes and share Share DemocraticBeverly HollingworthWon(incumbent) Democratic 14,32253.1% RepublicanWendy Stanley Jones Republican 10,85340.2% IndependentAlan D. Williams Independent 1,8076.7% - Votes for listed candidates
- 15,104
- Election day
- November 3, 1998
- District map
- Older district map (1992 to 2001)
New Hampshire Senate District 23, 1968 to 2024, 1998, every candidate Candidate Party Votes and share Share DemocraticBeverly HollingworthWon(incumbent) Democratic 8,19354.2% RepublicanDowd Republican 6,91145.8% - Votes for listed candidates
- 23,201
- Election day
- November 5, 1996
- District map
- Older district map (1992 to 2001)
New Hampshire Senate District 23, 1968 to 2024, 1996, every candidate Candidate Party Votes and share Share DemocraticBeverly HollingworthWon Democratic 12,49153.8% RepublicanDowd Republican 10,71046.2% - Votes for listed candidates
- 14,662
- Election day
- November 8, 1994
- District map
- Older district map (1992 to 2001)
New Hampshire Senate District 23, 1968 to 2024, 1994, every candidate Candidate Party Votes and share Share OtherBruce W. KeoughWon Other 7,77553.0% DemocraticBeverly Hollingworth(incumbent) Democratic 6,88747.0% - Votes for listed candidates
- 23,001
- Election day
- November 3, 1992
- District map
- Older district map (1992 to 2001)
New Hampshire Senate District 23, 1968 to 2024, 1992, every candidate Candidate Party Votes and share Share DemocraticBeverly HollingworthWon(incumbent) Democratic 11,90351.8% RepublicanRush Republican 11,09848.3% - Votes for listed candidates
- 13,950
- Election day
- November 6, 1990
- District map
- Older district map (1982 to 1991)
New Hampshire Senate District 23, 1968 to 2024, 1990, every candidate Candidate Party Votes and share Share DemocraticBeverly HollingworthWon Democratic 7,24651.9% RepublicanThomas U. Gage Republican 6,70448.1% - Votes for listed candidates
- 19,426
- Election day
- November 8, 1988
- District map
- Older district map (1982 to 1991)
New Hampshire Senate District 23, 1968 to 2024, 1988, every candidate Candidate Party Votes and share Share DemocraticRobert F. PrestonWon(incumbent) Democratic 19,426100.0% - Votes for listed candidates
- 12,304
- Election day
- November 4, 1986
- District map
- Older district map (1982 to 1991)
New Hampshire Senate District 23, 1968 to 2024, 1986, every candidate Candidate Party Votes and share Share DemocraticRobert F. PrestonWon(incumbent) Democratic 7,16658.2% RepublicanJohn J. Kane Republican 5,13841.8% - Votes for listed candidates
- 15,723
- Election day
- November 6, 1984
- District map
- Older district map (1982 to 1991)
New Hampshire Senate District 23, 1968 to 2024, 1984, every candidate Candidate Party Votes and share Share DemocraticRobert F. PrestonWon(incumbent) Democratic 15,723100.0% - Votes for listed candidates
- 11,125
- Election day
- November 2, 1982
- District map
- Older district map (1982 to 1991)
New Hampshire Senate District 23, 1968 to 2024, 1982, every candidate Candidate Party Votes and share Share DemocraticRobert F. PrestonWon(incumbent) Democratic 11,125100.0% - Votes for listed candidates
- 17,129
- Election day
- November 4, 1980
- District map
- Older district map (1972 to 1981)
New Hampshire Senate District 23, 1968 to 2024, 1980, every candidate Candidate Party Votes and share Share DemocraticRobert F. PrestonWon(incumbent) Democratic 11,79268.8% RepublicanBeyer Republican 5,33731.2% - Votes for listed candidates
- 12,994
- Election day
- November 7, 1978
- District map
- Older district map (1972 to 1981)
New Hampshire Senate District 23, 1968 to 2024, 1978, every candidate Candidate Party Votes and share Share DemocraticRobert F. PrestonWon(incumbent) Democratic 7,84060.3% RepublicanPatten Republican 5,15439.7% - Votes for listed candidates
- 15,245
- Election day
- November 2, 1976
- District map
- Older district map (1972 to 1981)
New Hampshire Senate District 23, 1968 to 2024, 1976, every candidate Candidate Party Votes and share Share DemocraticRobert F. PrestonWon(incumbent) Democratic 10,17866.8% RepublicanMichael S. Munroe Republican 5,06733.2% - Votes for listed candidates
- 10,823
- Election day
- November 4, 1974
- District map
- Older district map (1972 to 1981)
New Hampshire Senate District 23, 1968 to 2024, 1974, every candidate Candidate Party Votes and share Share DemocraticRobert F. PrestonWon(incumbent) Democratic 6,60861.1% RepublicanBurnham Republican 4,21238.9% Scattered write-ins Write-in 30.0% - Votes for listed candidates
- 14,499
- Election day
- November 7, 1972
- District map
- Older district map (1972 to 1981)
New Hampshire Senate District 23, 1968 to 2024, 1972, every candidate Candidate Party Votes and share Share DemocraticRobert F. PrestonWon Democratic 7,50751.8% RepublicanBurnham Republican 6,99148.2% Scattered write-ins Write-in 10.0% - Votes for listed candidates
- 8,983
- Election day
- November 3, 1970
- District map
- Older district map (1966 to 1971)
New Hampshire Senate District 23, 1968 to 2024, 1970, every candidate Candidate Party Votes and share Share RepublicanArthur TuftsWon(incumbent) Republican 6,32770.4% DemocraticComtois Democratic 2,65429.5% Scattered write-ins Write-in 20.0% - Votes for listed candidates
- 12,631
- Election day
- November 5, 1968
- District map
- Older district map (1966 to 1971)
New Hampshire Senate District 23, 1968 to 2024, 1968, every candidate Candidate Party Votes and share Share RepublicanJ. Arthur TuftsWon(incumbent) Republican 9,08771.9% DemocraticCodd Democratic 3,54328.1% Scattered write-ins Write-in 10.0%
- 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
- 1968 to 2022: 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
Last contest in this district on file: 2024.
Download and cite
Cite this page
Election Wrld. (2026). New Hampshire Senate District 23, election results 1968 to 2024. https://www.electionwrld.com/nh/senate/23. Retrieved October 30, 2026.
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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:nh/sldu:23
DataState data (JSON)Sources: State Legislative Election Returns, 1967-2022 (Carl Klarner, Harvard Dataverse), DIME (ODC-BY)Data as of Oct 28, 2026