Ryan Davidson

Ryan Davidson

Republican Party

Candidate, Ada County Board of Commissioners District 1

Ada County Board of Commissioners District 1

Tenure

2021 - Present

Term ends

2027

Years in position

5

Predecessor: Diana Lachiondo (D)

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Report an officeholder change

Elections and appointments

Last election

November 5, 2024

Next election

May 19, 2026

Contact

Official website

Ryan Davidson (Republican Party) is a member of the Ada County Board of Commissioners in Idaho, representing District 1. Davidson assumed office on January 11, 2021. Davidson's current term ends on January 11, 2027.

Davidson (Republican Party) is running for re-election to the Ada County Board of Commissioners to represent District 1 in Idaho. Davidson is on the ballot in the Republican primary on May 19, 2026.^[source]

Elections

2026

See also: Municipal elections in Ada County, Idaho (2026)

General election

The primary will occur on May 19, 2026. The general election will occur on November 3, 2026. General election candidates will be added here following the primary.

The candidate list in this election may not be complete.

Democratic primary

The candidate list in this election may not be complete.

Democratic primary for Ada County Board of Commissioners District 1

Jennifer Holley (D), Aaron Swisher (D), and Kelceymarie Warner (D) are running in the Democratic primary for Ada County Board of Commissioners District 1 on May 19, 2026.

		Candidate
	Submit photo	Jennifer Holley
		Aaron Swisher
	Submit photo	Kelceymarie Warner

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	There are no incumbents in this race.
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Republican primary

The candidate list in this election may not be complete.

Republican primary for Ada County Board of Commissioners District 1

Incumbent Ryan Davidson (R), Lynn Bradescu (R), and Holly Cook (R) are running in the Republican primary for Ada County Board of Commissioners District 1 on May 19, 2026.

		Candidate
	Submit photo	Ryan Davidson
		Lynn Bradescu
	Submit photo	Holly Cook

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	Incumbents are bolded and underlined.
= candidate completed the Ballotpedia Candidate Connection survey.
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Endorsements

Ballotpedia is gathering information about candidate endorsements. To send us an endorsement, click here.

2024

See also: Municipal elections in Ada County, Idaho (2024)

General election

General election for Ada County Board of Commissioners District 1

Incumbent Ryan Davidson defeated Jonathan Lashley in the general election for Ada County Board of Commissioners District 1 on November 5, 2024.

		Candidate	%	Votes
✔	Submit photo	Ryan Davidson (R)	57.5	145,430
		Jonathan Lashley (D)	42.5	107,471

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	Incumbents are bolded and underlined. The results have been certified. Source	Total votes: 252,901
= candidate completed the Ballotpedia Candidate Connection survey.
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Democratic primary election

Democratic primary for Ada County Board of Commissioners District 1

Jonathan Lashley defeated Preston Fischer in the Democratic primary for Ada County Board of Commissioners District 1 on May 21, 2024.

		Candidate	%	Votes
✔		Jonathan Lashley	71.8	9,660
	Submit photo	Preston Fischer	28.2	3,789

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	There were no incumbents in this race. The results have been certified. Source	Total votes: 13,449
= candidate completed the Ballotpedia Candidate Connection survey.
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Withdrawn or disqualified candidates

• Graham Carter (D)

Republican primary election

Republican primary for Ada County Board of Commissioners District 1

Incumbent Ryan Davidson defeated Clyde Dornier in the Republican primary for Ada County Board of Commissioners District 1 on May 21, 2024.

		Candidate	%	Votes
✔	Submit photo	Ryan Davidson	58.8	25,103
	Submit photo	Clyde Dornier	41.2	17,612

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	Incumbents are bolded and underlined. The results have been certified. Source	Total votes: 42,715
= candidate completed the Ballotpedia Candidate Connection survey.
If you are a candidate and would like to tell readers and voters more about why they should vote for you, complete the Ballotpedia Candidate Connection Survey.
Do you want a spreadsheet of this type of data? Contact our sales team.

Endorsements

Ballotpedia did not identify endorsements for Davidson in this election.

2020

See also: Municipal elections in Ada County, Idaho (2020)

General election

General election for Ada County Board of Commissioners District 1

Ryan Davidson defeated incumbent Diana Lachiondo in the general election for Ada County Board of Commissioners District 1 on November 3, 2020.

		Candidate	%	Votes
✔	Submit photo	Ryan Davidson (R)	51.2	128,121
		Diana Lachiondo (D)	48.8	121,963

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	Incumbents are bolded and underlined. The results have been certified. Source	Total votes: 250,084
= candidate completed the Ballotpedia Candidate Connection survey.
If you are a candidate and would like to tell readers and voters more about why they should vote for you, complete the Ballotpedia Candidate Connection Survey.
Do you want a spreadsheet of this type of data? Contact our sales team.

Democratic primary election

Democratic primary for Ada County Board of Commissioners District 1

Incumbent Diana Lachiondo advanced from the Democratic primary for Ada County Board of Commissioners District 1 on June 2, 2020.

		Candidate	%	Votes
✔		Diana Lachiondo	100.0	33,539

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	Incumbents are bolded and underlined. The results have been certified. Source	Total votes: 33,539
= candidate completed the Ballotpedia Candidate Connection survey.
If you are a candidate and would like to tell readers and voters more about why they should vote for you, complete the Ballotpedia Candidate Connection Survey.
Do you want a spreadsheet of this type of data? Contact our sales team.

Republican primary election

Republican primary for Ada County Board of Commissioners District 1

Ryan Davidson defeated Davidson Haworth in the Republican primary for Ada County Board of Commissioners District 1 on June 2, 2020.

		Candidate	%	Votes
✔	Submit photo	Ryan Davidson	60.8	24,253
	Submit photo	Davidson Haworth	39.2	15,665

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	There were no incumbents in this race. The results have been certified. Source	Total votes: 39,918
= candidate completed the Ballotpedia Candidate Connection survey.
If you are a candidate and would like to tell readers and voters more about why they should vote for you, complete the Ballotpedia Candidate Connection Survey.
Do you want a spreadsheet of this type of data? Contact our sales team.

Campaign themes

2026

Ballotpedia survey responses

See also: Ballotpedia's Candidate Connection

Ryan Davidson has not yet completed Ballotpedia's 2026 Candidate Connection survey. Send a message to Ryan Davidson asking them to fill out the survey. If you are Ryan Davidson, click here to fill out Ballotpedia's 2026 Candidate Connection survey.

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You can ask Ryan Davidson to fill out this survey by using the button below or emailing ryandavidsonforidaho@gmail.com.

2024

Ryan Davidson did not complete Ballotpedia's 2024 Candidate Connection survey.

2020

Ryan Davidson did not complete Ballotpedia's 2020 Candidate Connection survey.

See also

2026 Elections

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Officeholder

Ada County Board of Commissioners District 1

Website