O'Brien, Washington
O'Brien: Situated in the low-lying Green River Valley of King County at an elevation of roughly 30 feet, this community historically served as an agricultural center with fertile river bottom soil.
About
O'Brien is a city located in the county of King in the U.S. state of Washington.
Quick Facts about O'Brien
| State | Washington (United States) |
| County | King County |
| Latitude & Longitude | 47.4123,-122.2371 |
| Time Zone | America/Los_Angeles |
| Local time | 11:06:31 (6th November 2026) |
| Weather | 46℉ Mostly Cloudy then Chance Light Rain 7-days weather |
Geography
O'Brien is located at 47°24'44"N 122°14'13"W (47.4123200, -122.2370700).
O'Brien map
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Weather
A chance of rain after 4am. Mostly cloudy, with a low around 46. South southeast wind around 3 mph. Chance of precipitation is 40%.
7-Day ForecastNearby Schools and Colleges
Schools and campuses linked to O'Brien, WA. Select a name to open its map and contact details.
| Code | Name | City | ZIP |
|---|---|---|---|
| 235431 | Highline College | Des Moines (WA) | 98198-9800 |
Nearby Transit Stations (15)
Rail and bus stations connected to O'Brien, WA. Select a station to open its map and address details.
| Code | Name | Address | Type |
|---|---|---|---|
| TUK | Tukwila station | 7301 South 158th St. | RAIL |
| SEA | King Street Station | 303 South Jackson Street | RAIL |
| TAC | Tacoma Dome Station | 1001 Puyallup Avenue | RAIL |
| SVF | Seattle (Ferry - Pier 69), Washington | 2701 Alaskan Way | OTHER |
| EDM | Edmonds station | 211 Railroad Ave. | RAIL |
Closest post offices linked to O'Brien.
| Post Office Name | City | ZIP |
|---|---|---|
| Downtown Ken Post Office | Kent (WA) | 98032 |
Other cities in King County
Cities, towns, neighborhoods & other populated places in King County , WA. (more)
| City Name | Population | Title |
|---|---|---|
| Seattle | 769,714 | The eighteenth most populous city in the United States and the center of the Seattle metropolitan area. |
| Bellevue | 148,073 | The most populous city in Washington. |
| Kent | 130,676 | The fourth most populous city in King County, Washington. |
| Renton | 101,494 | The second most populous city in King County, Washington. |
| Federal Way | 96,307 | A city in King County, Washington. |
| Kirkland | 95,431 | A city in King County, Washington. |
| Auburn | 81,024 | The second most populous city in Pierce County, Washington. |
| Redmond | 72,507 | The second most populous city in King County, Washington. |
| Sammamish | 65,960 | Town |
| Shoreline | 58,197 | Town in Washington |
| Burien | 51,268 | Town in Washington, United States |
| Bothell | 47,524 | A city in King County, Washington. |
| Issaquah | 39,681 | A city in King County, Washington. |
| West Lake Sammamish | 33,929 | Census designated place |
| Des Moines | 32,389 | City in Washington |
| SeaTac | 28,904 | Airport in SeaTac, Washington, USA |