Kate Lieber
Oregon State Senator, District 14 since 2020. Next on the ballot in 2028.
- In office
- 6 yrs
- Since 2020
- Bills became law
- 5
- 10 sponsored, 2025–2026 session
- Votes missed
- 1.4%
- Chamber median 3.4%
- With party
- 99%
- On votes splitting the parties
- Last margin
- +71.1
- 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.
- Legislative Audits · co-chair
- Regional Behavioral Health Accountability Task Force · co-chair
- Ways and Means · co-chair
Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET
Legislation
Became law Aug 2025
Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET
Voting record
Where Lieber sits in the Oregon State Senate
Lieber is closer to the center than 83% of the chamber's Democrats.
Closest: Jeff Golden, Chris Gorsek, Kayse Jama
Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:59 PM ET
With Lieber’s party
- Votes with the chamber's Democrats99%
- Cosponsorships of the other party's bills62%
Black tick: the average of Democrats in the Oregon State Senate.
Source: 99chambers legislative scores from roll calls and cosponsorships
Key votes
Votes chosen for their effect, not their side: Lieber’s vote, each party’s majority, and the result. An orange vote differs from most Democrats.
| Date | Bill | Lieber | Dem. majority | Rep. majority | Result |
|---|---|---|---|---|---|
| Mar 6, 2026 | HB 4142: Relating to marijuana for medical use; and prescribing an effective date. | Yes | Yes | No | Passed 20–8 |
| Mar 6, 2026 | HB 4075: Relating to hospital finance; and declaring an emergency. | No | Yes | Yes | Passed 16–12 |
| Mar 6, 2026 | HB 4089: Relating to criminal offenses related to work. | Yes | Yes | Yes | Passed 26–2 |
| Mar 6, 2026 | HB 4144: Relating to batteries. | Yes | Yes | No | Passed 20–8 |
| Mar 5, 2026 | HB 4134: Relating to funding for natural resource matters; prescribing an effective date; and… | Yes | Yes | No | Passed 20–9 |
Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls
Career
Offices held, and every time Lieber 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 | Oregon State Senate, District 14 | Won | D+71.1 |
| 2020 | Oregon State Senate, District 14 | Won | D+38.3 |
Source: 99chambers results archive
Seats Lieber has held
- Oregon State Senate, District 14 · since 2020
Source: 99chambers results archive
Who Lieber has run against
- Katy Brumbelow (L) · 2024 general, won
- Harmony K. Mulkey (R) · 2020 general, won
Source: 99chambers results archive
How we know Lieber
One person, matched across every source we use.
- Open States ocd-person/cc87cb36-e12e-42e1-ac5e-c2d50e1d2018
Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 9:43 AM ET