Find 0 studio apartments for rent in Castle Rock, WA on Apartments.com. These compact units are ideal for anyone who values affordability, functionality, and a minimalistic lifestyle. Use search filters to narrow results by price, location, or specific features. For a more personal experience, select the “3D Tour” filter and enjoy an immersive digital walk-through with Matterport Virtual Tours. With everything in one place, finding a studio apartment in Castle Rock that fits your needs has never been easier.