ONTARIO It has not occurred since 1980, when Oregon gained a fifth seat in the U.S House of Representatives. However, based on the data released by the U.S. Census Bureau, the state will received a sixth congressional seat with the redistricting taking place as a result of the 2020 census. That was confirmed by Ben Williams, policy specialist with the National Conference of State Legislatures, during a joint meeting of the House and Senate Special Committees on redistricting conducted online. âIt will give Oregon better representation,â said District 15 Rep. Shelly Boshart Davis, co-chairwoman of the House committee According to Census figures, the U.S. population grew by 7.4% over the 2010 census, and was put at 331,449,281. One of closely watched results of the census is the shifting of U.S. House seats among states. And, of the last three census results, 2020 produced the smallest shift of seats, at seven. After the 2000 census there was a shift of 18 seats and after 2010 there was a shift of 21 seats.Â