Oregon Zoning & Land Use Guide
Last updated: Verified:
Comprehensive guide to Oregon zoning laws, building codes, and land use regulations.
Key Facts
- Building Code: Oregon Structural Specialty Code (based on 2021 IBC)
- State ADU Law: Yes — ADU-friendly
- ADU Details: HB 2001 (2019) requires cities with populations over 2,500 and all counties in the Portland metropolitan area to allow accessory dwelling units in all residential zones, prohibiting local governments from imposing owner occupancy requirements or mandating off-street parking for ADUs.
Official Sources
Cities in Oregon
Albany
Pop. 56,828
ADU: Allowed
Beaverton
Pop. 97,590
ADU: Allowed
Bend
Pop. 99,178
ADU: Allowed
Corvallis
Pop. 59,922
ADU: Allowed
Eugene
Pop. 176,654
ADU: Allowed
Grants Pass
Pop. 39,035
ADU: Allowed
Gresham
Pop. 114,247
ADU: Allowed
Hillsboro
Pop. 106,894
ADU: Allowed
Keizer
Pop. 39,824
ADU: Allowed
Lake Oswego
Pop. 40,162
ADU: Allowed
McMinnville
Pop. 35,590
ADU: Allowed
Medford
Pop. 85,824
ADU: Allowed
Oregon City
Pop. 37,339
ADU: Allowed
Portland
Pop. 652,503
ADU: Allowed
Salem
Pop. 175,535
ADU: Allowed
Springfield
Pop. 62,256
ADU: Allowed
Tigard
Pop. 55,767
ADU: Allowed
Tualatin
Pop. 28,845
ADU: Allowed
West Linn
Pop. 26,672
ADU: Allowed
Woodburn
Pop. 27,010
ADU: Allowed
Disclaimer: The information on this website is provided for general informational purposes only and does not constitute legal, financial, or professional advice. Always verify current requirements with your local planning department.