On May 18, voters in Multnomah County, Oregon, which includes Portland, approved a ballot measure to renew a property tax levy of $0.05 per $1,000 in assessed property value. Revenue will fund the Oregon Historical Society’s library, museum, and educational programs. The ballot measure received 78.5% of the vote according to unofficial election night results. The measure was put on the ballot through a vote of the Multnomah County Board of Commissioners.

Officials estimated the measure would between $3.4 million and $3.9 million per year to the Oregon Historical Society. The Oregon Historical Society (OHS) was established in 1898 and curates historical records and artifacts for Portland and the state. The OHS acts as the Multnomah County Historical Society.