Explore Castle Rock, Washington, with this interactive street and satellite map. You can “grab” the Castle Rock, WA street map and move it around to re-centre it. You can change between standard map view and satellite map view by clicking the small square in the bottom left-hand corner of the map. You can use the zoom buttons on the lower right side of the map to zoom in or out to street-level detail. You will find live weather, local and world news below.
| City | Castle Rock |
| State | Washington (WA) |
| County | Cowlitz |
| Country | United States of America |
| Timezone | Pacific Time (America/Los_Angeles) |
| Latitude | 46.275111 |
| Longitude | -122.907614 |
| Population | 2,217 |
| Density | 423.6 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 98611 |
| Area Code | 360 |
| County Seat | Kelso |
| School District | Castle Rock School District |
Castle Rock is a locality in Cowlitz County, Washington, United States. It has a population of approximately 2,217. The population density is 423.6 people per km². Castle Rock is located at 46.2751°N, 122.9076°W. It observes the Pacific Time (America/Los_Angeles) timezone. ZIP code: 98611.
Castle Rock sits at a gentle confluence where the land begins its slow surrender to the broad, patient Columbia River. It lies 9.6 miles north of Longview, WA (from Longview, WA: bearing 9°T), and is situated 8.9 miles north of Kelso. The hills that rise behind Castle Rock are cloaked in a deep, verdant green, a testament to the frequent rains that nourish the Douglas fir and cedar. These slopes, softened by time and weather, offer a quiet backdrop to the more immediate hum of life in the valley. The air here carries the scent of damp earth and pine, a constant, clean perfume, and in the late afternoon, the sunlight slants through the trees, casting long, golden fingers that paint the quiet streets with a fleeting, ephemeral glow. The rhythm of Castle Rock is one of steady, dependable movement, a place where the pulse of nature and human endeavor beat in amiable accord. The history of Castle Rock is intrinsically tied to the bounty of the land and the river that flows nearby. For generations, logging and agriculture have been the bedrock of its economy, the timber from the surrounding forests and the rich soil of the valley floor shaping its character and sustaining its people. The presence of the Cowlitz River, a tributary of the mighty Columbia, has always been a defining feature, influencing trade, transportation, and the very way of life here. While the grander narratives of industrial booms might have passed it by, Castle Rock retains a distinct charm, a place where the echoes of its past are not forgotten but are instead woven into the fabric of its present, evident in the sturdy, unpretentious architecture and the enduring spirit of its residents.
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This page provides an embedded street and satellite map of Castle Rock, Washington — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 46.275111, -122.907614. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Castle Rock and Cowlitz County.
Detailed location data for Castle Rock includes the ZIP code (98611), telephone area code (360), county seat of Cowlitz County (Kelso), and school district assignment (Castle Rock School District). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Castle Rock is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | June 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |