Washington County ZIP Codes

List of ZIP Codes in Washington County

The following table lists ZIP Codes associated with Washington County, Oregon, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.

S.N.	Zip Code	Latitude	Longitude	City	Population	Density
1	97003	45.50372	-122.86482	Beaverton	27,791	2278.7
2	97005	45.49144	-122.80397	Beaverton	27,812	2095.2
3	97006	45.52598	-122.85591	Beaverton	45,556	2431.3
4	97007	45.44282	-122.87112	Beaverton	48,081	994.1
5	97008	45.46044	-122.80252	Beaverton	29,183	2126.6
6	97062	45.36821	-122.76169	Tualatin	28,620	778.0
7	97078	45.47628	-122.89088	Beaverton	25,813	1583.3
8	97106	45.65419	-123.13417	Banks	5,009	43.9
9	97109	45.73777	-123.1946	Buxton	487	7.0
10	97113	45.50746	-123.04544	Cornelius	15,621	172.6
11	97116	45.59054	-123.18876	Forest Grove	29,598	139.2
12	97117	45.62189	-123.31132	Gales Creek	787	7.7
13	97119	45.4717	-123.20781	Gaston	5,154	21.1
14	97123	45.44353	-122.98048	Hillsboro	48,622	337.2
15	97124	45.57088	-122.94584	Hillsboro	54,351	464.8
16	97125	45.66243	-123.21117	Manning	61	4.6
17	97133	45.68719	-123.02861	North Plains	5,662	28.5
18	97140	45.35359	-122.86339	Sherwood	27,999	242.5
19	97144	45.74349	-123.30305	Timber	88	2.1
20	97223	45.44023	-122.77838	Portland	50,226	1752.8
21	97224	45.40568	-122.7958	Portland	36,015	1536.8
22	97225	45.502	-122.76994	Portland	25,802	1496.1
23	97229	45.55032	-122.81026	Portland	75,626	1485.9

About Washington County ZIP Codes

Washington County in Oregon (OR) is served by approximately 23 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 613,964 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Washington County are located in cities such as Beaverton, Portland, Hillsboro, Forest Grove, Tualatin. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Washington County, Oregon follow the America/Los_Angeles time zone.

Washington County ZIP Codes

List of ZIP Codes in Washington County

About Washington County ZIP Codes

Oregon Counties ZIP Codes

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