Castle Rock is named for a volcanic rock outcropping over the Cowlitz River, "the Rock," rising 190 feet high on the south side of the city.

Castle Rock … With Bill Skarsgård, André Holland, Melanie Lynskey, Jane Levy. The Town of Castle Rock is the county seat of Douglas County, Colorado, United States and is named for the prominent castle tower-shaped butte near the center of town. It is located in the Northern Oregon Coast Range within the Siuslaw National Forest on Oregon Route 22 near Three Rivers.The nearest major community is Hebo. Based on the stories of Stephen King, the series intertwines characters and themes from the fictional town of Castle Rock. At a roundtable interview at New York Comic Con in October 2017, the cast and creators of Castle Rock discussed what's so evocative about Maine and what Castle Rock means to the world of the show.

Best Burgers in Castle Rock, Colorado: Find 3,238 Tripadvisor traveller reviews of THE BEST Burgers and search by price, location, and more. Best Donuts in Castle Rock, Colorado: Find 18 Tripadvisor traveller reviews of THE BEST Donuts and search by price, location, and more. Created by Sam Shaw, Dustin Thomason. It is part of Colorado's Front Range Urban Corridor and is located roughly 28 miles (46 km) south of Denver and 37 miles (60 km) north of Colorado Springs.

The rock formation, resembling a castle, became a geographic landmark for Cowlitz Indians and Hudson’s Bay Company traders as early as 1832. Castle Rock is an unincorporated community in Tillamook County, Oregon, United States.