Rockdale, Washington

Rockdale: Situated high in the Cascade Range of King County at an altitude of 2,530 feet, this unincorporated area is positioned near Snoqualmie Pass along Interstate 90.

About

Rockdale is a city located in the county of King in the U.S. state of Washington.

Quick Facts about Rockdale

State Washington (United States)
County King County
Latitude & Longitude 47.3923,-121.4543
Time Zone America/Los_Angeles
Local time 08:35:23 (8th November 2026)
Weather 38℉ Rain 7-days weather

Geography

Rockdale is located at 47°23'32"N 121°27'15"W (47.3923300, -121.4542600).

Rockdale map

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Weather

38°F
Rain
12 to 21 mph SSW Tonight

Rain between 8pm and 4am, then rain and snow. Mostly cloudy. Low around 38, with temperatures rising to around 41 overnight. South southwest wind 12 t...

7-Day Forecast

Nearby Transit Stations (16)

Rail and bus stations connected to Rockdale, WA. Select a station to open its map and address details.

Code Name Address Type
SKW Skykomish, Washington 90000 Highway 2 BUS
SKE Skykomish (Eastbound), WA 147 5th Street North BUS
SSW Stevens Pass, Washington US Highway 2 at Summit Parking Lot BUS
TUK Tukwila station 7301 South 158th St. RAIL
LEV Leavenworth, Washington Hwy 2 and 12th St. BUS

Closest post offices linked to Rockdale.

Post Office Name City ZIP
Easton Post Office Easton (WA) 98925
North Bend Post Office North Bend (WA) 98045
Snoqualm Post Office Snoqualmie (WA) 98065
Skykomish Post Office Skykomish (WA) 98288
Ronald Post Office Ronald (WA) 98940

Other places with the same name (2)

  • Rockdale, Texas city in Milam County, Texas. with a population of 5,448 people.
  • Rockdale, Illinois city in Illinois, United States of America. with a population of 1,884 people.

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