The 2010 elections for the Oregon Legislative Assembly determined the composition of both houses for the 76th Oregon Legislative Assembly. The Republican and Democratic primary elections were on May 18, 2010, and the general election was held on November 2, 2010. Sixteen of the Oregon State Senate's thirty seats were up for election, as were all 60 seats of the Oregon House of Representatives.

The Oregon House of Representatives is the lower house of the Oregon Legislative Assembly. There are 60 members of the House, representing 60 districts across the state, each with a population of 65,000. The House meets in the west wing of the Oregon State Capitol in Salem.