Idaho Senate · Republican primary

District 20

[from SOS] · 3 candidates on the ballot · Election: Tuesday, May 19, 2026

On the ballot

Incumbent listed first; challengers follow in the order they filed with the Idaho Secretary of State. Races without an incumbent are listed alphabetically. This site does not endorse any candidate.

Josh Keyser

Incumbent · Republican

✉ Email joshkeyser4idaho@gmail.com

⌘ Website joshkeyser4idaho.com/

⊞ Mail PO Box 1602, Meridian, ID 83680

View candidate filing on Sunshine ↗

Russell Spencer

Challenger · Republican

✉ Email russ4idaho@gmail.com

⌘ Website russ4idaho.com/

⊞ Mail 6124 W Burnt Sage Dr, Meridian, ID 83646

View candidate filing on Sunshine ↗

Richard Marsh

Challenger · Republican

✉ Email rich@marshforidaho.com

⌘ Website www.marshforidaho.com/

⊞ Mail 6086 N Bennington Way, Boise, ID 83713

View candidate filing on Sunshine ↗

Committee activity in this race

Several political committees may have filed reports of contributions or independent expenditures connected to this race. This site does not display dollar amounts or summarize activity — the Idaho Secretary of State's Sunshine portal is the primary source and is updated on the state's reporting cadence.

View Josh Keyser's campaign filings on Sunshine ↗
View Russell Spencer's campaign filings on Sunshine ↗
View Richard Marsh's campaign filings on Sunshine ↗

Voting on May 19

Election day

Tuesday, May 19

Polls open

8 a.m. – 8 p.m.

Bring

Photo ID

Polling place

idahovotes.gov