important alert
Presidents Day closure

Most City of Portland offices will be closed Monday, Feb. 16, to observe Presidents Day.

informational alert
Portland and the federal government

Learn about our sanctuary city status, efforts to block federal overreach: Portland.gov/Federal

Submittal Requirements - 1 & 2 Family Residential Additions

Service
This handout describes the information needed when applying for a permit to increase the floor area (“envelope”) of an existing one or two-family dwelling in the City of Portland.

Contact

General Inquiries

Portland Permitting & Development
phone number503-823-7300The phone is answered Monday through Friday from 8 a.m. to 5 p.m. Please leave a message if you call outside of those hours.
Oregon Relay Service711Oregon Relay Service
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