Apartments for Rent in Castle Rock, WA

Prices and availability in Castle Rock, WA were last updated on 19 May 2026.

The best apartments in Castle Rock, WA are: 315 3rd Avenue SW and 1604 DELAMETER ROAD.

In Castle Rock, 33% of the residents are renting compared to 67% owning a home, according to data from the U.S. Census Bureau. Large-scale apartment buildings with more than 50 units represent 5% of Castle Rock's rentals, 47% are small-scale complexes with under 50 units, and 48% are single-family rentals.

The age and size of multifamily buildings are among the most visible characteristics of the rental market in a city. In this case, the apartment buildings in Castle Rock are about 0 years old, on average. Of these, none have been built since 2000, representing the newer options on the market and typically offering more amenities. Rental buildings in the city have an average height of 0 stories. About none of the rental communities here are low-rise, garden-style communities, none are mid-rises, and none are high-rise buildings. These are true especially for large-scale multifamily buildings with over 50 apartments.

Studio apartments in Castle Rock are around 0% of rentals, while 1-bedroom floor plans represent 0% of the total stock. For those in search of larger rentals, 2-bedroom floorplans make up 0% of all rentals. More generous apartments with 3 bedrooms or more are also available in this city for those in search of more space.