| Election Name: | Oregon legislative elections, 2012 |
| Country: | Oregon |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | Oregon legislative elections, 2010 |
| Previous Year: | 2010 |
| Next Election: | Oregon legislative elections, 2014 |
| Next Year: | 2014 |
| Seats For Election: | 16 seats of the Oregon State Senate and 60 seats of the Oregon House of Representatives |
| Party1: | Democratic Party (US) |
| Seats Before1: | 46 (16 in Senate, 30 in House) |
| Seats After1: | 50 (16 in Senate, 34 in House) |
| Seat Change1: | 4 in Senate, 4 in House |
| Before Party: | Democratic Party (US) |
| After Party: | Democratic Party (US) |
| Party2: | Republican Party (US) |
| Seats Before2: | 44 (14 Senate, 30 House) |
| Seats After2: | 40 (14 Senate, 26 House) |
| Seat Change2: | 4 in Senate, 4 in House |
The 2012 elections for the Oregon Legislative Assembly determined the composition of both houses for the 77th Oregon Legislative Assembly. The Republican and Democratic primary elections were on May 15, 2012, and the general election was on November 6, 2012. Sixteen of the Oregon State Senate's 30 seats were up for election, as were all 60 seats of the Oregon House of Representatives.
In the Senate, the Democrats kept a 16–14 majority, identical to their advantage in the previous legislative session. In the House, Democrats took a 34–26 majority, up from a 30–30 split in the previous session.[1]
| Election Name: | Oregon State Senate elections, 2012 |
| Country: | Oregon |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | Oregon legislative elections, 2010 |
| Previous Year: | 2010 |
| Next Election: | Oregon legislative elections, 2014 |
| Next Year: | 2014 |
| Seats For Election: | 16 seats of the Oregon State Senate |
| Party1: | Democratic Party (US) |
| Seats Before1: | 16 |
| Seats After1: | 16 |
| Popular Vote1: | 434,590 |
| Percentage1: | 50.8% |
| Before Party: | Democratic Party (US) |
| After Party: | Democratic Party (US) |
| Party2: | Republican Party (US) |
| Seats Before2: | 14 |
| Seats After2: | 14 |
| Popular Vote2: | 399,077 |
| Percentage2: | 46.7% |
In the previous session, Democrats controlled the Senate with a 16–14 majority. Of the 16 seats up for election, eight were previously held by Democrats, and eight by Republicans.
| Oregon State Senate elections, 2012 General election — November 6, 2012 | ||||||
|---|---|---|---|---|---|---|
| Party | Votes | Percentage | Seats won | Seats contested | ||
| Democratic | 434,590 | 50.81% | 8 | 14 | ||
| Republican | 289,189 | 46.66% | 8 | 14 | ||
| American Independent | 10,459 | 1.22% | 0 | 1 | ||
| Libertarian | 7,203 | 0.84% | 0 | 3 | ||
| Others | 4,005 | 0.47% | 0 | |||
| Valid votes | 855,334 | 86.18% | — | — | ||
| Invalid votes | 137,109 | 13.82% | — | — | ||
| Total ballots returned[5] | 992,443 | 100.00% | 16 | 34 | ||
| Voter turnout | 83.14% (Registered Voters) | |||||
In the House, all 60 seats up for re-election. In the previous session, the house was evenly split between Democrats and Republicans, 30–30.
Oregon Secretary of State - November 6, 2012, General Election Abstract of Votes