| Committee | Members | Chamber |
| Agriculture & Natural Resources (13) | Blake, Chair (D); Grant, Vice Chair (D); *Chandler; **Smith; Jacks; Kretz; Liias; McCoy; Nelson; Ormsby; Pearson; Van De Wege; Warnick | H |
| Agriculture & Rural Economic Development (8) | Hatfield, Chair (D); Ranker, Vice Chair (D); *Schoesler; Becker; Haugen; Jacobsen; Morton; Shin | S |
| Audit Review & Oversight (16) | Miloscia, Chair (D); Williams, Vice Chair (D); *Johnson; **Smith; Chopp; DeBolt; Finn; Green; Hasegawa; Kelley; Linville; Morris; Roach; Short; Wallace; Warnick | H |
| Capital Budget (15) | Dunshee, Chair (D); Ormsby, Vice Chair (D); *Warnick; **Pearson; Anderson; Blake; Chase; Grant; Hope; Jacks; Maxwell; McCune; Orwall; Smith; White | H |
| Commerce & Labor (8) | Conway, Chair (D); Wood, Vice Chair (D); *Condotta; Chandler; Crouse; Green; Moeller; Williams | H |
| Community & Economic Development & Trade (9) | Kenney, Chair (D); Maxwell, Vice Chair (D); *Smith; Chase; Liias; Orcutt; Parker; Probst; Sullivan | H |
| Early Learning & Children's Services (7) | Kagi, Chair (D); Roberts, Vice Chair (D); *Haler; **Walsh; Angel; Goodman; Seaquist | H |
| Early Learning & K-12 Education (11) | McAuliffe, Chair (D); Kauffman, Vice Chair, Early Learning (D); Oemig, Vice Chair, K-12 (D); *King; Brandland; Hobbs; Holmquist; Jarrett; McDermott; Roach; Tom | S |
| Ecology & Parks (15) | Upthegrove, Chair (D); Rolfes, Vice Chair (D); *Short; Chase; Dickerson; Dunshee; Eddy; Finn; Hudgins; Kretz; Kristiansen; Morris; Orcutt; Shea; Taylor | H |
| Economic Development, Trade & Innovation (7) | Kastama, Chair (D); Shin, Vice Chair (D); *Zarelli; Delvin; Eide; Kilmer; McCaslin | S |
| Education (13) | Quall, Chair (D); Probst, Vice Chair (D); *Priest; **Hope; Cox; Dammeier; Hunt; Johnson; Liias; Maxwell; Orwall; Santos; Sullivan | H |
| Education Appropriations (14) | Haigh, Chair (D); Sullivan, Vice Chair (D); *Priest; **Hope; Anderson; Carlyle; Cox; Haler; Hunter; Kagi; Probst; Quall; Rolfes; Wallace | H |
| Environment, Water & Energy (11) | Rockefeller, Chair (D); Pridemore, Vice Chair (D); *Honeyford; Delvin; Fraser; Hatfield; Holmquist; Marr; Morton; Ranker; Sheldon | S |
| Environmental Health (10) | Campbell, Chair (R); Chase, Vice Chair (D); *Shea; **Orcutt; Dickerson; Dunshee; Finn; Hudgins; Kretz; Rolfes | H |
| Finance (9) | Hunter, Chair (D); Hasegawa, Vice Chair (D); *Orcutt; **Parker; Condotta; Conway; Ericks; Santos; Springer | H |
| Financial Institutions & Insurance (11) | Kirby, Chair (D); Kelley, Vice Chair (D); *Bailey; **Parker; Hurst; McCoy; Nelson; Roach; Rodne; Santos; Simpson | H |
| Financial Institutions, Housing & Insurance (7) | Berkey, Chair (D); Hobbs, Vice Chair (D); *Benton; Franklin; McDermott; Parlette; Schoesler | S |
| General Government Appropriations (15) | Darneille, Chair (D); Takko, Vice Chair (D); *McCune; **Hinkle; Armstrong; Blake; Crouse; Dunshee; Hudgins; Kenney; Pedersen; Sells; Short; Van De Wege; Williams | H |
| Government Operations & Elections (7) | Fairley, Chair (D); Oemig, Vice Chair (D); *Roach; Benton; McDermott; Pridemore; Swecker | S |
| Health & Human Services Appropriations (15) | Pettigrew, Chair (D); Seaquist, Vice Chair (D); *Schmick; **Alexander; Appleton; Cody; Dickerson; Ericksen; Johnson; Miloscia; Morrell; O'Brien; Roberts; Walsh; Wood | H |
| Health & Long-Term Care (8) | Keiser, Chair (D); Franklin, Vice Chair (D); *Pflug; Becker; Fairley; Marr; Murray; Parlette | S |
| Health Care & Wellness (13) | Cody, Chair (D); Driscoll, Vice Chair (D); *Ericksen; Bailey; Campbell; Clibborn; Green; Herrera; Hinkle; Kelley; Moeller; Morrell; Pedersen | H |
| Higher Education & Workforce Development (10) | Kilmer, Chair (D); Jarrett, Vice Chair (D); *Becker; Hewitt; Jacobsen; Kastama; McAuliffe; Pflug; Shin; Stevens | S |
| Higher Education (11) | Wallace, Chair (D); Sells, Vice Chair (D); *Anderson; **Schmick; Angel; Carlyle; Driscoll; Grant; Haler; Hasegawa; White | H |
| Human Services & Corrections (7) | Hargrove, Chair (D); Regala, Vice Chair (D); *Stevens; Brandland; Carrell; Kauffman; McAuliffe | S |
| Human Services (8) | Dickerson, Chair (D); Orwall, Vice Chair (D); *Dammeier; Green; Klippert; Morrell; O'Brien; Walsh | H |
| Judiciary (11) | Pedersen, Chair (D); Goodman, Vice Chair (D); *Rodne; **Shea; Flannigan; Kelley; Kirby; Ormsby; Roberts; Ross; Warnick | H |
| Judiciary (8) | Kline, Chair (D); Regala, Vice Chair (D); *McCaslin; Carrell; Hargrove; Kohl-Welles; Roach; Tom | S |
| Labor, Commerce & Consumer Protection (7) | Kohl-Welles, Chair (D); Keiser, Vice Chair (D); *Holmquist; Franklin; Honeyford; King; Kline | S |
| Local Government & Housing (11) | Simpson, Chair (D); Nelson, Vice Chair (D); *Angel; **Cox; Hinkle; Miloscia; Short; Springer; Upthegrove; White; Williams | H |
| Natural Resources, Ocean & Recreation (8) | Jacobsen, Chair (D); Ranker, Vice Chair (D); *Morton; Fraser; Hargrove; Hatfield; Stevens; Swecker | S |
| Public Safety & Emergency Preparedness (8) | Hurst, Chair (D); O'Brien, Vice Chair (D); *Pearson; **Klippert; Appleton; Goodman; Kirby; Ross | H |
| Rules (19) | Lieutenant Governor, Chair (D); Franklin, Vice Chair (D); *Hewitt; Brown; Eide; Fraser; Haugen; Kauffman; Keiser; King; Kohl-Welles; Marr; Murray; Parlette; Pridemore; Regala; Schoesler; Stevens; Zarelli | S |
| Rules (24) | Chopp, Chair (D); *DeBolt; Armstrong; Bailey; Eddy; Ericks; Green; Hasegawa; Hinkle; Hudgins; Johnson; Kelley; Kessler; Kretz; Kristiansen; Liias; Moeller; Morrell; Morris; Santos; Schmick; Springer; Van De Wege; Warnick | H |
| State Government & Tribal Affairs (8) | Hunt, Chair (D); Appleton, Vice Chair (D); *Armstrong; Alexander; Flannigan; Hurst; Miloscia; Taylor | H |
| Technology, Energy & Communications (16) | McCoy, Chair (D); *Crouse; **Haler; Carlyle; Condotta; Eddy; Finn; Hasegawa; Herrera; Hudgins; Jacks; McCune; Morris; Takko; Taylor; Van De Wege | H |
| Transportation (16) | Haugen, Chair (D); Marr, Vice Chair (D); *Swecker; Becker; Benton; Berkey; Delvin; Eide; Jacobsen; Jarrett; Kastama; Kauffman; Kilmer; King; Ranker; Sheldon | S |
| Transportation (29) | Clibborn, Chair (D); Liias, Vice Chair (D); *Roach; **Rodne; Armstrong; Campbell; Cox; Dickerson; Driscoll; Eddy; Ericksen; Finn; Flannigan; Herrera; Johnson; Klippert; Kristiansen; Moeller; Morris; Rolfes; Sells; Shea; Simpson; Springer; Takko; Upthegrove; Wallace; Williams; Wood | H |
| Ways & Means (22) | Prentice, Chair (D); Fraser, Vice Chair, Capital Budget Chair (D); Tom, Vice Chair, Operating Budget (D); *Zarelli; Brandland; Carrell; Fairley; Hewitt; Hobbs; Honeyford; Keiser; Kline; Kohl-Welles; McDermott; Murray; Oemig; Parlette; Pflug; Pridemore; Regala; Rockefeller; Schoesler | S |
| Ways & Means (22) | Linville, Chair (D); Ericks, Vice Chair (D); *Alexander; **Bailey; **Dammeier; Chandler; Cody; Conway; Darneille; Haigh; Hinkle; Hunt; Hunter; Kagi; Kenney; Kessler; Pettigrew; Priest; Ross; Schmick; Seaquist; Sullivan | H |