Historic Preservation in Multnomah County, OR (2026)
1 county-level rule, plus city-specific rules for 2 cities in Multnomah County, Oregon.
Verified from official government sources
Note: These county rules apply to unincorporated areas of Multnomah County. If you live within an incorporated city, that city's own rules apply: see the city list below.
Historic-Cultural Monuments
Multnomah County holds demolition permits for any building the county has designated under its Heritage Preservation (HP) overlay for 120 days while the Planning Commission and Board of Commissioners review whether the structure can be saved.
Historic Landmark Demolition Permits in Multnomah County
Significant RestrictionsMultnomah County Code § 39.8450(C)(1)
An application for a permit to remove or demolish a building or structure described in this Section shall be subject to the following: (1) The permit shall not be issued for 120 days following the date of filing, unless otherwise authorized by the Board under Subsection (C)(7) of this Section. (2) The permit application shall be considered a Type IV decision to be initiated by the record owner ...
Historic Preservation by City in Multnomah County
2 cities in Multnomah County have their own historic preservation rules. Each link goes to that city's dedicated page with code citations.
All Multnomah County ordinances
See every category we cover for Multnomah County: parking, noise, fences, fires, animals, pools, and more.
Multnomah County Ordinance Hub →