Welcome to Castle Rock ...

The city of Castle Rock is located in Cowlitz County<1>.

While we don't have a date for the founding of Castle Rock, you might get a feel for it by knowing that during our research the earliest mention that we found (so far) was in a book dated 1895.

From the  Census Estimates for 2019, Castle Rock has a population of 2,294 people<2> (see below for details).

Castle Rock is 50 feet [15 m] above sea level.<3>.

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

The telephone area code for Castle Rock: (360)

The ZIP code for Castle Rock: 98611<4>

Websites for Castle Rock ...

Official Website: www.ci.castle-rock.wa.us/

Population Details ...

Taken from the 2019 Census Estimates, Castle Rock had an population of 2,294 people. This is an increase of 15.74% since the 2010 Census (or an increase of 7.7% since the 2000 Census).

At the time of the 2010 Census, Castle Rock had a population of 1,982 people. This makes Castle Rock the county's 5th most populous community.

The population of Castle Rock represents 0.03% of the population of Washington (which has 6,724,540 people), making it the state's 161st most populous community.

With a 2010 count of 1,982 people, the population of Castle Rock decreased 6.95% from the 2000 Census (with a count of 2,130 people).

More information can be found on the Census Page for Castle Rock.

Communities Also Named Castle Rock ...

Using our Gazetteer, we found that there are 15 communities that are also named Castle Rock - they are located in British Columbia, Colorado, Georgia, Kansas (2), Minnesota, Missouri (2), Montana, Nevada, Oregon, Pennsylvania, South Dakota, Utah and Virginia.

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

Communities near Castle Rock ...

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

• Longview
  (9 miles [14.5 km] to the south)
  • Jump to our Gazetteer entry for Longview
  • Longview is located in Cowlitz County
  • Population from the 2020 Census: 38,515 people
  • Jump to TripAdvisor's Tourism page for Longview <5>
• Kelso
  (8 miles [12.9 km] to the south)
  • Jump to our Gazetteer entry for Kelso
  • Kelso is located in Cowlitz County
  • Population from the 2020 Census: 12,438 people
  • Jump to TripAdvisor's Tourism page for Kelso <5>
• Kalama
  (18 miles [29 km] to the south)
  • Jump to our Gazetteer entry for Kalama
  • Kalama is located in Cowlitz County
  • Population from the 2020 Census: 2,844 people
  • Jump to TripAdvisor's Tourism page for Kalama <5>
• Rainier
  (12 miles [19.3 km] to the south)
  • Note: The GPS coordinates that we are using for Rainier have been provided by the GNIS.<6> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Rainier
  • Rainier is located in Columbia County (OR)
  • Population from the 2020 Census: 2,021 people
  • Jump to TripAdvisor's Tourism page for Rainier <5>
• Clatskanie
  (18 miles [29 km] to the southwest)
  • Jump to our Gazetteer entry for Clatskanie
  • Clatskanie is located in Columbia County (OR)
  • Population from the 2020 Census: 1,832 people
  • Jump to TripAdvisor's Tourism page for Clatskanie <5>
• Winlock
  (14 miles [22.5 km] to the north)
  • Jump to our Gazetteer entry for Winlock
  • Winlock is located in Lewis County
  • Population from the 2020 Census: 1,490 people
  • Jump to TripAdvisor's Tourism page for Winlock <5>
• Toledo
  (11 miles [17.7 km] to the north)
  • Jump to our Gazetteer entry for Toledo
  • Toledo is located in Lewis County
  • Population from the 2020 Census: 785 people
  • Jump to TripAdvisor's Tourism page for Toledo <5>
• Vader
  (9 miles [14.5 km] to the north)
  • Jump to our Gazetteer entry for Vader
  • Vader is located in Lewis County
  • Population from the 2020 Census: 677 people
  • Jump to TripAdvisor's Tourism page for Vader <5>
• Prescott
  (15 miles [24.1 km] to the south)
  • Note: The GPS coordinates that we are using for Prescott have been provided by the GNIS.<6> The coordinates still need to be verified.
  • Jump to our Gazetteer entry for Prescott
  • Prescott is located in Columbia County (OR)
  • Population from the 2020 Census: 63 people
• Ostrander
  (5 miles [8 km] to the south)
  • Jump to our Gazetteer entry for Ostrander
  • Ostrander is located in Cowlitz County

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 Castle Rock. Our list includes the location of those cemeteries and we provide an overhead view. See our Cemetery List for Castle Rock.

Using the information from an 1895 Atlas, we've created a list of communities that were in the area of Castle Rock. 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 Castle Rock.

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

TripAdvisor Tourism Pages for Castle Rock ...

Looking for more information about Castle Rock? 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.

In addition to the Tourism page for Castle Rock, there are neighboring communities that also have Tourism pages. More information about those communities can be found on our TripAdvisor Page for Castle Rock.

Adding Castle Rock to Our Gazetteer ...

We originally found mention of Castle Rock 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 for Castle Rock was in the book titled Business Atlas and Shippers' Guide (1895).

We also found Castle Rock mentioned on a train schedule titled Union Pacific Railroad Time Tables (September 1924).

For more details, see References and Mentions for Castle Rock.

Off-the-Road Links ...

The official website for Castle Rock: www.ci.castle-rock.wa.us/

The official website for Cowlitz County: www.co.cowlitz.wa.us/

The official website for State of Washington: https://access.wa.gov/