Castle Rock, WA ZIP Codes, Coordinates & Counties
Castle Rock, Washington has 1 ZIP code in Cowlitz county. The approximate center of Castle Rock is 46.308, -122.895. Castle Rock has about 60,404 known street addresses.
ZIP codes in Castle Rock, WA
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 98611 | Cowlitz | 46.308 | -122.895 |
Counties Castle Rock spans
Cowlitz
Most common streets in Castle Rock
Westside, Tower, Silver Lake, Bond, Huntington, Paine, Chapman, 4th, Barnes, C
Frequently asked questions
What ZIP codes are in Castle Rock, WA?
Castle Rock, Washington has 1 ZIP code, ranging from 98611 to 98611. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Castle Rock, WA in?
Castle Rock is in Cowlitz county.
What are the latitude and longitude of Castle Rock, WA?
The approximate center of Castle Rock, Washington is latitude 46.308, longitude -122.895. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Castle Rock, WA have?
Castle Rock has 1 ZIP code.
How many addresses are in Castle Rock, WA?
Castle Rock, Washington has about 60,404 known street addresses in the sthan.io US address database.
What are the most common streets in Castle Rock, WA?
Some of the most common street names in Castle Rock are Westside, Tower, Silver Lake, Bond, Huntington, Paine.
What cities are near Castle Rock, WA?
Cities near Castle Rock include Silverlake (6 mi), Ryderwood (9 mi), Vader (9 mi), Longview (10 mi), Kelso (12 mi).
Cities near Castle Rock
Silverlake, WA (6 mi) Ryderwood, WA (9 mi) Vader, WA (9 mi) Longview, WA (10 mi) Kelso, WA (12 mi) Toledo, WA (12 mi) Winlock, WA (13 mi) Curtis, WA (17 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database