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Welcome to Rockdale ...

Rockdale is located in King County<1>.

While we don't have a date for the founding of Rockdale, you might consider that their post office opened in 1912.

Rockdale is 2,520 feet [768 m] above sea level.<2> In other words, the altitude of Rockdale is about ½ mile above sea level.

Time Zone: Rockdale lies in the Pacific Time Zone (PST/PDT) and observes daylight saving time

Communities Also Named Rockdale ...

Using our Gazetteer, we found that there are two Washington communities named Rockdale: This one is located in King County and the other is located in Lincoln County.

Beyond Washington, there are 37 communities that are also named Rockdale - they are located in Alabama (2), Colorado (2), Florida, Georgia, Illinois, Indiana, Iowa, Kentucky (2), Maryland, Massachusetts (3), Missouri, New York, North Carolina, Nova Scotia, Ohio, Ontario (2), Pennsylvania (7), Tennessee (2), Texas (2), West Virginia, Wisconsin and Wyoming.

For more information, see our Tidbits & Trivia Page for Rockdale.

Communities near Rockdale ...

We have created a list of 10 communities that are near Rockdale.

  • Snoqualmie
    (19 miles [30.6 km] to the northwest)
  • North Bend
    (17 miles [27.4 km] to the northwest)
  • Martin
    (9 miles [14.5 km] to the southeast)
    • Martin is located in Kittitas County
    • Jump to our Gazetteer entry for Martin
  • Lester ‑ Historic
    (12 miles [19.3 km] to the south)
    • Lester is located in King County
    • Jump to our Gazetteer entry for Lester
  • Cabin Creek
    (14 miles [22.5 km] to the southeast)
    • Cabin Creek is located in Kittitas County
    • Jump to our Gazetteer entry for Cabin Creek
  • Riverbend
    (14 miles [22.5 km] to the west)
    • Riverbend is located in King County
    • Jump to our Gazetteer entry for Riverbend
  • Tanner
    (14 miles [22.5 km] to the northwest)
    • Tanner is located in King County
    • Jump to our Gazetteer entry for Tanner
  • Easton
    (16 miles [25.7 km] to the southeast)
  • Greenwater
    (18 miles [29 km] to the southwest)
  • Pine Glen
    (19 miles [30.6 km] to the southeast)
    • Pine Glen is located in Kittitas County
    • Jump to our Gazetteer entry for Pine Glen

To Help With Your Genealogy Research ...

We have a couple of sections for those tracing their genealogy.

We created a list of cemeteries that are in the area around Rockdale. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Rockdale.

Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Rockdale. Our list includes information such as whether the 1895 community had a post office or railroad service. See our List of 1890's Communities around Rockdale.

We also have a detailed list of newspapers that have been published in the area around Rockdale. See our Newspapers Page for Rockdale.

TripAdvisor Tourism Pages for Rockdale ...

Looking for more information about Rockdale? A wonderful source is the TripAdvisor website. We always start with the TripAdvisor Tourism page, where you can read an overview with links that will help you find lodging, restaurants and attractions.

While we are unaware of a Tourism page that is specific to Rockdale, there are neighboring communities that do have Tourism pages. A map of those communities can be found with our TripAdvisor Page for Rockdale.

Adding Rockdale to Our Gazetteer ...

We originally found mention of Rockdale in both the FIPS-55 and the GNIS. For more information, see the FIPS and GNIS Codes sections on our Miscellaneous Page.

From our notes, the earliest published mention we've found (so far) for Rockdale was in the document titled List of Post Offices from Cameron Blevins and Richard Helbock.<4>

From that list, the Rockdale post office opened in 1912. The Rockdale post office closed in 1915.

For more details, see References and Mentions for Rockdale.

Footnotes ...

<1>If you're interested in how the shape of Washington's counties, including King, have changed over time, we recommend the Atlas of Historical County Boundaries.
<2>The elevation is an estimate for the area around Rockdale - it will be higher in some places and lower in others.
<3>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.
<4>A copy of the Blevins & Helbock Post Office list with background information can be found at:

      https://cblevins.github.io/us-post-offices/data-biography/