97202 CITY - NORTH OF CLATSOP
97206 CITY - NORTH OF CLATSOP
97210 CITY - EXCEPT BALCH CANYON
97219 CITY - EXCEPT DUNTHORPE
97220 CITY - EXCEPT CITY OF MAYWOOD PARK
97221 CITY - EXCEPT FOR SYLVAN AREA
97222 CITY - NORTH OF CLATSOP ST. ONLY
97223 CITY - ONLY ON VERMONT AND GARDEN HOME RD TO OLESEN RD.
97225 CITY - ONLY NORTH OF VERMONT & SOUTH OF DOVER LN TO OLESEN RD.
97229 CITY - EAST OF SKYLINE RD
97230 CITY - WEST OF 185TH SOUTH TO SANDY WEST OF 162ND SANDY TO BURNSIDE
97231 CITY - SOUTH OF NEWBERRY RD.
97233 CITY - WEST OF 162ND SOUTH TO STARK WEST OF 174TH SOUTH TO DIVISION
97236 CITY - NORTH OF CLATSOP & WEST OF 174TH SOUTH TO CLATSOP
97266 CITY - NORTH OF CLATSOP
Multnomah County extends east to its juncture with Hood River County, a short distance beyond Bonneville and west to the Columbia County line just this side of Scappoose. There is a large portion of the northwest county common with Columbia and Washington Counties that is mainly timber and undeveloped land.
The following zip codes lie entirely within Multnomah County and any "person" doing business within these codes are subject to Multnomah County Business Income Tax:
97010 97204 97212 97220 97239 97258 97286
97014 97205 97213 97227 97240 97259
97024 97207 97214 97228 97242 97271
97030 97208 97215 97230 97251 97272
97060 97209 97216 97232 97253 97280
97201 97210 97217 97233 97254 97282
97203 97211 97218 97238 97255 97283
The towns and cities of Bridal Veil, Bonneville, Corbett, Fairview, Gresham, Maywood, Springdale, Troutdale, and Wood Village are all within Multnomah County boundaries and the City of Portland is 99% within Multnomah County boundaries.
Multnomah County zip codes shared with other counties are listed below and indicate the approximate boundary line. Further verification for exclusion can be obtained by calling the MCBIT Program at (503) 823-5157. The second column indicates the location of the portion of the zip codes within Multnomah County.
Approximate Boundary Line
Varies (near Pleasant Home)
Varies (near Gordon Creek & Bull Run Roads
SW Forest Meadow Way (near Mountain Park)
SW Douglas St. (near Mountain Park)
Varies (near Bull Run Reserve)
South of Cheldelin Road
Varies (west to south border)
SE Clatsop St.
Varies (near Kruse Ridge)
SE Barnes Rd.
|97222||Portland/Milwaukie||SE Clatsop St.|
|97229||Portland||Varies (NW Germantown Rd to NW Stark)|
Varies (Watson Rd., Sauvie Island to NW Germantown Rd.)
|97236||Portland||SE Clatsop St.|
SE Clatsop St.
All of the above zip codes have large areas outside of Multnomah County. Some (such as 97080, 97202, 97206, and 97221) are primarily within Multnomah County. Some (such as 97006, 97034, 97035, 97055, 97056, 97124, 97229) are primarily outside Multnomah County. Please use a detailed zip code map for more information.
The most uncertainty usually involves the southern portion of the county, east of the Willamette River, that has a common boundary with Clackamas County along the 8600 block of the streets that cross S.E. Clatsop. The other common confusion involves the boundary with Washington County that runs from the Clackamas County line along SW 65th Avenue, north to SW Tuallity Way.