Rep. Tina Kotek (D-Portland), speaker of the Oregon House, is drafting legislation that would end single-family zoning in cities of 10,000 or more: "The state’s housing crisis requires a combination of bolder strategies."

https://www.wweek.com/news/state/2018/12/14/could-oregon-become-the-first-state-to-ban-single-family-zoning/