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Multnomah County, Oregon

Multnomah County profile, demographic data, and geographic information.

Local Government & Public Administration

Authoritative general-purpose local government units serving this area U.S. Census Bureau GUS (2026) / GMAF
Government Unit Unit Type Jurisdiction Role Contact / Address
GUS Population: 795,897 (2024)
ID: 173621
County Official County Government
Contact: COUNTY CHIEF FINACE OFFICER
501 SE HAWTHORNE BLVD, STE 600, PORTLAND OR 97214-3588
CITY OF PORTLAND
GUS Population: 635,749 (2024)
ID: 211254
Municipal Municipal Government Within County
Contact: COMMUNICATIONS MANAGER
1120 SW 5TH AVE, ROOM 1250, PORTLAND OR 97204-1912
GUS Population: 111,507 (2024)
ID: 173685
Municipal Municipal Government Within County
Contact: CITY MANAGER
1333 NW EASTMAN PKWY, GRESHAM OR 97030-3813
GUS Population: 15,749 (2024)
ID: 209205
Municipal Municipal Government Within County
Contact: FINANCE DIRECTOR
104 SE KIBLING ST, TROUTDALE OR 97060-2099
GUS Population: 10,796 (2024)
ID: 209204
Municipal Municipal Government Within County
Contact: CITY ADMINISTRATOR
PO BOX 337, FAIRVIEW OR 97024-0337
GUS Population: 4,722 (2024)
ID: 173686
Municipal Municipal Government Within County
Contact: CITY MANAGER
2055 NE 238TH DR, WOOD VILLAGE OR 97060-1095
CITY OF MAYWOOD PARK
GUS Population: 810 (2024)
ID: 133230
Municipal Municipal Government Within County
Contact: MAYOR
10100 NE PRESCOTT ST, STE 147, PORTLAND OR 97220-3597