78th Oregon Legislative Assembly
The 78th Oregon Legislative Assembly convened beginning on, for the first of its two regular sessions. All of the 60 seats in the House of Representatives and 14 of the 30 seats in the State Senate were up for election in 2014; the general election for those seats took place on.
The Democratic Party of Oregon expanded its majority in the Senate to 18–12 and its majority in the House to 35–25. Oregon was the only state where Democrats made net gains in both legislative chambers in the 2014 midterm elections.
Senate
Based on the results of the 2014 elections, the Oregon State Senate is composed of 18 Democrats and 12 Republicans.Senate members
The Oregon State Senate is composed of 18 Democrats and 12 Republicans. Democrats picked up Districts 8 and 15 in the 2014 elections for a net gain of two seats.Senate President: Peter Courtney
President Pro Tem: Ginny Burdick
Majority Leader: Diane Rosenbaum
Minority Leader: Ted Ferrioli
| District | Home | Senator | Party |
| 1 | Roseburg | Jeff Kruse | Republican |
| 2 | Grants Pass | Herman Baertschiger Jr. | Republican |
| 3 | Ashland | Alan Bates | Democratic |
| 3 | Ashland | Kevin Talbert | Democratic |
| 4 | Eugene | Floyd Prozanski | Democratic |
| 5 | Coos Bay | Arnie Roblan | Democratic |
| 6 | Springfield | Lee Beyer | Democratic |
| 7 | Eugene | Chris Edwards | Democratic |
| 7 | Eugene | James Manning Jr. | Democratic |
| 8 | Corvallis | Sara Gelser | Democratic |
| 9 | Molalla | Fred Girod | Republican |
| 10 | Salem | Jackie Winters | Republican |
| 11 | Salem | Peter Courtney | Democratic |
| 12 | McMinnville | Brian Boquist | Republican |
| 13 | Keizer | Kim Thatcher | Republican |
| 14 | Beaverton | Mark Hass | Democratic |
| 15 | Hillsboro | Chuck Riley | Democratic |
| 16 | Scappoose | Betsy Johnson | Democratic |
| 17 | Portland | Elizabeth Steiner Hayward | Democratic |
| 18 | Portland | Ginny Burdick | Democratic |
| 19 | Tualatin | Richard Devlin | Democratic |
| 20 | Canby | Alan Olsen | Republican |
| 21 | Portland | Diane Rosenbaum | Democratic |
| 22 | Portland | Chip Shields | Democratic |
| 23 | Portland | Michael Dembrow | Democratic |
| 24 | Portland | Rod Monroe | Democratic |
| 25 | Gresham | Laurie Monnes Anderson | Democratic |
| 26 | Hood River | Chuck Thomsen | Republican |
| 27 | Bend | Tim Knopp | Republican |
| 28 | Klamath Falls | Doug Whitsett | Republican |
| 29 | Pendleton | Bill Hansell | Republican |
| 30 | John Day | Ted Ferrioli | Republican |
House members
Based on the results of the 2014 elections, the Oregon House of Representatives is composed of 35 Democrats and 25 Republicans. Democrats won District 20, which was previously Republican-held, while Republicans picked up no additional seats.Speaker: Tina Kotek
Majority Leader: Val Hoyle
Minority Leader: Mike McLane
| District | Home | Representative | Party |
| 1 | Gold Beach | Wayne Krieger | Republican |
| 2 | Roseburg | Dallas Heard | Republican |
| 3 | Grants Pass | Carl Wilson | Republican |
| 4 | Grants Pass | Duane Stark | Republican |
| 5 | Ashland | Peter Buckley | Democratic |
| 6 | Medford | Sal Esquivel | Republican |
| 7 | Fall Creek | Cedric Ross Hayden | Republican |
| 8 | Eugene | Paul Holvey | Democratic |
| 9 | Coos Bay | Caddy McKeown | Democratic |
| 10 | Otis | David Gomberg | Democratic |
| 11 | Eugene | Phil Barnhart | Democratic |
| 12 | Springfield | John Lively | Democratic |
| 13 | Eugene | Nancy Nathanson | Democratic |
| 14 | Eugene | Val Hoyle | Democratic |
| 15 | Albany | Andy Olson | Republican |
| 16 | Corvallis | Dan Rayfield | Democratic |
| 17 | Scio | Sherrie Sprenger | Republican |
| 18 | Silverton | Vic Gilliam | Republican |
| 19 | Salem | Jodi Hack | Republican |
| 20 | Monmouth | Paul Evans | Democratic |
| 21 | Salem | Brian L. Clem | Democratic |
| 22 | Woodburn | Betty Komp | Democratic |
| 23 | Independence | Mike Nearman | Republican |
| 24 | McMinnville | Jim Weidner | Republican |
| 25 | Keizer | Bill Post | Republican |
| 26 | Wilsonville | John Davis | Republican |
| 27 | Beaverton | Tobias Read | Democratic |
| 28 | Aloha | Jeff Barker | Democratic |
| 29 | Forest Grove | Susan McLain | Democratic |
| 30 | Hillsboro | Joe Gallegos | Democratic |
| 31 | Clatskanie | Brad Witt | Democratic |
| 32 | Cannon Beach | Deborah Boone | Democratic |
| 33 | Portland | Mitch Greenlick | Democratic |
| 34 | Beaverton | Ken Helm | Democratic |
| 35 | Tigard | Margaret Doherty | Democratic |
| 36 | Portland | Jennifer Williamson | Democratic |
| 37 | West Linn | Julie Parrish | Republican |
| 38 | Lake Oswego | Ann Lininger | Democratic |
| 39 | Oregon City | Bill Kennemer | Republican |
| 40 | Gladstone | Brent Barton | Democratic |
| 41 | Portland | Kathleen Taylor | Democratic |
| 42 | Portland | Rob Nosse | Democratic |
| 43 | Portland | Lew Frederick | Democratic |
| 44 | Portland | Tina Kotek | Democratic |
| 45 | Portland | Barbara Smith Warner | Democratic |
| 46 | Portland | Alissa Keny-Guyer | Democratic |
| 47 | Portland | Jessica Vega Pederson | Democratic |
| 48 | Happy Valley | Jeff Reardon | Democratic |
| 49 | Troutdale | Chris Gorsek | Democratic |
| 50 | Gresham | Carla Piluso | Democratic |
| 51 | Clackamas | Shemia Fagan | Democratic |
| 52 | Hood River | Mark Johnson | Republican |
| 53 | Sunriver | Gene Whisnant | Republican |
| 54 | Bend | Knute Buehler | Republican |
| 55 | Powell Butte | Mike McLane | Republican |
| 56 | Klamath Falls | Gail Whitsett | Republican |
| 57 | Heppner | Greg Smith | Republican |
| 58 | Cove | Greg Barreto | Republican |
| 59 | The Dalles | John Huffman | Republican |
| 60 | Ontario | Cliff Bentz | Republican |