| House 1 Pos. 1 | Derek Stanford (D) 58.43% | Mark Davies (R) 41.57% | |
| House 1 Pos. 2 | Luis Moscoso (D) 53.91% | Edward J. Barton (R) 46.09% | |
| House 2 Pos. 1 | Graham Hunt (R) 62.35% | Greg Hartman (D) 37.65% | |
| House 2 Pos. 2 | J.T. Wilcox (R) 71.84% | Steven Nielson (L) 28.16% | |
| House 3 Pos. 1 | Marcus Riccelli (D) 59.91% | Tim Benn (I) 40.09% | |
| House 3 Pos. 2 | Timm Ormsby (D) 69.47% | Paul Delaney (L) 30.53% | |
| House 4 Pos. 1 | Bob McCaslin, Jr. (R) 58% | Diana Wilhite (R) 42% | |
| House 4 Pos. 2 | Matthew Shea (R) 57.75% | Josh Arritola (R) 42.25% | |
| House 5 Pos. 1 | Jay Rodne (R) 57.64% | Essie Hicks (D) 42.36% | |
| House 5 Pos. 2 | Chad Magendanz (R) 59.01% | David Spring (D) 40.99% | |
| House 6 Pos. 1 | Kevin Parker (R) 67.25% | Donald Dover (D) 32.75% | |
| House 6 Pos. 2 | Jeff Holy (R) 67.74% | Ziggy Siegfried (D) 32.26% | |
| House 7 Pos. 1 | Shelly Short (R) 79.8% | James R. Apker (L) 20.2% | |
| House 7 Pos. 2 | Joel Kretz (R) 83.08% | Ronnie Rae (I) 16.92% | |
| House 8 Pos. 1 | Brad Klippert (R) 100% | Unopposed | |
| House 8 Pos. 2 | Larry Haler (R) 78.58% | Eric Kalia (D) 21.42% | |
| House 9 Pos. 1 | Susan Fagan (R) 100% | Unopposed | |
| House 9 Pos. 2 | Joe Schmick (R) 100% | Unopposed | |
| House 10 Pos. 1 | Norma Smith (R) 76.28% | Michael Scott (L) 23.72% | |
| House 10 Pos. 2 | Dave Hayes (R) 59.66% | Nick Petrish (D) 40.34% | |
| House 11 Pos. 1 | Zack Hudgins (D) 100% | Unopposed | |
| House 11 Pos. 2 | Steve Bergquist (D) 66.73% | Sarah Sanoy-Wright (R) 33.27% | |
| House 12 Pos. 1 | Cary Condotta (R) 100% | Unopposed | |
| House 12 Pos. 2 | Brad Hawkins (R) 100% | Unopposed | |
| House 13 Pos. 1 | Tom Dent (R) 63.26% | Dannette (Dani) Bolyard (R) 36.74% | |
| House 13 Pos. 2 | Matt Manweller (R) 100% | Unopposed | |
| House 14 Pos. 1 | Norm Johnson (R) 56.68% | Michael S. Brumback (Nonpartisan) 43.32% | |
| House 14 Pos. 2 | Gina McCabe (R) 68.67% | Paul George (D) 31.33% | |
| House 15 Pos. 1 | Bruce Chandler (R) 100% | Unopposed | |
| House 15 Pos. 2 | David V. Taylor (R) 72.41% | Teodora Martinez-Chavez (D) 27.59% | |
| House 16 Pos. 1 | Maureen Walsh (R) 59.11% | Mary Ruth Edwards (R) 40.89% | |
| House 16 Pos. 2 | Terry Nealey (R) 73.2% | Frank Blair (D) 26.8% | |
| House 17 Pos. 1 | Lynda Wilson (R) 51.6% | Monica Stonier (D) 48.4% | Flipped D to R; Incumbent defeated |
| House 17 Pos. 2 | Paul Harris (R) 61.61% | Richard McCluskey (D) 38.39% | Flipped D to R |
| House 18 Pos. 1 | Brandon Vick (R) 63.07% | Mike Briggs (D) 36.93% | |
| House 18 Pos. 2 | Liz Pike (R) 59.2% | Maureen Winningham (D) 40.8% | |
| House 19 Pos. 1 | Dean Takko (D) 66.95% | David A. Steenson (L) 33.05% | |
| House 19 Pos. 2 | Brian Blake (D) 63.47% | Hugh Fleet (R) 36.53% | |
| House 20 Pos. 1 | Richard DeBolt (R) 65.54% | Michael Savoca (Nonpartisan) 34.46% | |
| House 20 Pos. 2 | Ed Orcutt (R) 69.94% | John Morgan (R) 30.06% | |
| House 21 Pos. 1 | Strom Peterson (D) 60.02% | Allen McPheeters (R) 39.98% | |
| House 21 Pos. 2 | Lillian Ortiz-Self (D) 58.58% | Jeff Scherrer (R) 41.42% | |
| House 22 Pos. 1 | Chris Reykdal (D) 64.02% | Steve Owens (R) 35.98% | |
| House 22 Pos. 2 | Sam Hunt (D) 73.64% | Franklin Edwards (Nonpartisan) 26.36% | |
| House 23 Pos. 1 | Sherry Appleton (D) 58.51% | Scott Henden (R) 41.49% | |
| House 23 Pos. 2 | Drew Hansen (D) 62.68% | James M. Olsen (R) 37.32% | |
| House 24 Pos. 1 | Kevin Van De Wege (D) 100% | Unopposed | |
| House 24 Pos. 2 | Steve Tharinger (D) 56.43% | Thomas W. Greisamer (R) 43.57% | |
| House 25 Pos. 1 | Melanie Stambaugh (R) 54.79% | Dawn L. Morrell (D) 45.21% | Flipped D to R; Incumbent defeated |
| House 25 Pos. 2 | Hans Zeiger (R) 64.88% | Eric Renz (D) 35.12% | Flipped D to R |
| House 26 Pos. 1 | Jesse L. Young (R) 53.69% | Nathan Schlicher (D) 46.31% | Flipped D to R |
| House 26 Pos. 2 | Michelle Caldier (R) 50.61% | Larry Seaquist (D) 49.39% | Flipped D to R; Incumbent defeated |
| House 27 Pos. 1 | Laurie Jinkins (D) 67.45% | Rodger Deskins (R) 32.55% | |
| House 27 Pos. 2 | Jake Fey (D) 67.46% | Steven T. Cook (R) 32.54% | |
| House 28 Pos. 1 | Dick Muri (R) 57.82% | Mary Moss (D) 42.18% | |
| House 28 Pos. 2 | Christine Kilduff (D) 50.35% | Paul Wagemann (R) 49.65% | |
| House 29 Pos. 1 | David Sawyer (D) 55.79% | Jason Bergstrom (R) 44.21% | |
| House 29 Pos. 2 | Steve Kirby (D) 100% | Unopposed | |
| House 30 Pos. 1 | Linda Kochmar (R) 56.62% | Greg Baruso (D) 43.38% | |
| House 30 Pos. 2 | Roger Freeman (D) 52.98% | Jack Dovey (R) 47.02% | |
| House 31 Pos. 1 | Drew Stokesbary (R) 61.03% | Mike Sando (D) 38.97% | Flipped D to I |
| House 31 Pos. 2 | Christopher Hurst (I) 51.6% | Phil Fortunato (I) 48.4% | Flipped D to I |
| House 32 Pos. 1 | Cindy Ryu (D) 100% | Unopposed | |
| House 32 Pos. 2 | Ruth Kagi (D) 71.47% | Alvin A. Rutledge (R) 28.53% | |
| House 33 Pos. 1 | Tina Orwall (D) 64.29% | Michael J. Siefkes (R) 35.71% | |
| House 33 Pos. 2 | Mia Gregerson (D) 55.58% | Jeanette Burrage (R) 44.42% | |
| House 34 Pos. 1 | Eileen Cody (D) 100% | Unopposed | |
| House 34 Pos. 2 | Joe Fitzgibbon (D) 83.04% | Brendan B. Kolding (D) 16.96% | |
| House 35 Pos. 1 | Dan Griffey (R) 50.53% | Kathy Haigh (D) 49.47% | Flipped D to R; Incumbent defeated |
| House 35 Pos. 2 | Drew C. MacEwen (R) 59.21% | Tammey Newton (D) 40.79% | Flipped D to R |
| House 36 Pos. 1 | Reuven Carlyle (D) 86.7% | Leslie Klein (R) 13.3% | |
| House 36 Pos. 2 | Gael Tarleton (D) 86.16% | Paul Addis (L) 13.84% | |
| House 37 Pos. 1 | Sharon Tomiko Santos (D) 86.91% | Daniel Bretzke (R) 13.09% | |
| House 37 Pos. 2 | Eric Pettigrew (D) 86.34% | Tamra Smilanich (Nonpartisan) 13.66% | |
| House 38 Pos. 1 | June Robinson (D) 55.47% | Jesse Anderson (R) 44.53% | |
| House 38 Pos. 2 | Mike Sells (D) 67.03% | Elijah Olson (L) 32.97% | |
| House 39 Pos. 1 | Dan Kristiansen (R) 100% | Unopposed | |
| House 39 Pos. 2 | Elizabeth Scott (R) 62.62% | Charles Jensen (D) 37.38% | |
| House 40 Pos. 1 | Kristine Lytton (D) 65.13% | Daniel Miller (R) 34.87% | |
| House 40 Pos. 2 | Jeff Morris (D) 100% | Unopposed | |
| House 41 Pos. 1 | Tana Senn (D) 62.96% | Bill Stinson (R) 37.04% | |
| House 41 Pos. 2 | Judy Clibborn (D) 75.18% | Alex O'Neil (Nonpartisan) 24.82% | |
| House 42 Pos. 1 | Luanne Van Werven (R) 55.69% | Satpal Sidhu (D) 44.31% | |
| House 42 Pos. 2 | Vincent Buys (R) 58.09% | Joy Monjure (D) 41.91% | |
| House 43 Pos. 1 | Brady Walkinshaw (D) 100% | Unopposed | |
| House 43 Pos. 2 | Frank Chopp (D) 82.3% | Jessica Spear (SA) 17.7% | |
| House 44 Pos. 1 | Hans Dunshee (D) 51.84% | Rob Toyer (R) 48.16% | |
| House 44 Pos. 2 | Mark Harmsworth (R) 53.35% | Mike Wilson (D) 46.65% | |
| House 45 Pos. 1 | Roger Goodman (D) 54.99% | Joel Hussey (R) 45.01% | |
| House 45 Pos. 2 | Larry Springer (D) 57.03% | Brendan Woodward (R) 42.97% | |
| House 46 Pos. 1 | Gerry Pollet (D) 100% | Unopposed | |
| House 46 Pos. 2 | Jessyn Farrell (D) 82.33% | Branden Curtis (R) 17.67% | |
| House 47 Pos. 1 | Mark Hargrove (R) 55.66% | Chris Barringer (D) 44.34% | |
| House 47 Pos. 2 | Pat Sullivan (D) 55.65% | Barry Knowles (R) 44.35% | |
| House 48 Pos. 1 | Ross Hunter (D) 69.52% | Bill Hirt (R) 30.48% | |
| House 48 Pos. 2 | Joan McBride (D) 69.19% | Tim Turner (L) 30.81% | |
| House 49 Pos. 1 | Sharon Wylie (D) 56.19% | Anson Service (R) 43.81% | |
| House 49 Pos. 2 | Jim Moeller (D) 55.07% | Lisa Ross (R) 44.93% | |
| Senate 6 | Michael Baumgartner (R) 57.47% | Rich Cowan (D) 42.53% | |
| Senate 7 | Brian Dansel (R) 72.17% | Tony Booth (R) 27.83% | |
| Senate 8 | Sharon Brown (R) 74.15% | Doug McKinley (D) 25.85% | |
| Senate 13 | Judy Warnick (R) 86.33% | Mohammad Said (D) 13.67% | |
| Senate 15 | Jim Honeyford (R) 72.76% | Gabriel Munoz (D) 27.24% | |
| Senate 21 | Marko Liias (D) 54.52% | Daniel John Matthews (R) 45.48% | |
| Senate 26 | Jan Angel (R) 58.75% | Judy Arbogast (D) 41.25% | |
| Senate 28 | Steve O'Ban (R) 54.48% | Tami Green (D) 45.52% | |
| Senate 29 | Steve Conway (D) 58.49% | Terry Harder (R) 41.51% | |
| Senate 30 | Mark Miloscia (R) 55.6% | Shari Song (D) 44.4% | Flipped D to R |
| Senate 31 | Pam Roach (R) 53.67% | Cathy Dahlquist (R) 46.33% | |
| Senate 32 | Maralyn Chase (D) 71.36% | Robert Reedy (R) 28.64% | |
| Senate 33 | Karen Keiser (D) 62.69% | Martin Metz (R) 37.31% | |
| Senate 34 | Sharon K. Nelson (D) 100% | Unopposed | |
| Senate 35 | Tim Sheldon (D) 54.41% | Irene Bowling (D) 45.59% | |
| Senate 36 | Jeanne Kohl-Welles (D) | Sarina Forbes (R) | |
| Senate 37 | Pramila Jayapal (D) | Louis Watanabe (D) | |
| Senate 38 | John McCoy (D) 61.88% | Craig French (R) 38.12% | |
| Senate 42 | Doug Ericksen (R) 58.71% | Seth Fleetwood (D) 41.29% | |
| Senate 43 | Jamie Pedersen (D) | Unopposed | |
| Senate 44 | Steve Hobbs (D) 53.99% | Jim Kellett (R) 46.01% | |
| Senate 45 | Andy Hill (R) | Matt Isenhower (D) | |
| Senate 46 | Dave Frockt (D) | Van Sperry (R) | |
| Senate 47 | Joe Fain (R) | Carol Barber (D) | |
| Senate 48 | Cyrus Habib (D) | Michelle Darnell (R) | |