2025 Compare Cities Overview:
Mercer Island, WA vs Castle Rock, WA

Are people in Castle Rock older or younger than people in Mercer Island?
- The Median Age in Castle Rock is 17.2 years younger than in Mercer Island.

Are housing costs cheaper in Castle Rock or Mercer Island?
- Castle Rock housing costs are 79.5% less expensive than Mercer Island housing costs.

Which city has a longer commute, Castle Rock or Mercer Island?
- The average commute for residents of Castle Rock is 1.3 minutes longer than it is for residents of Mercer Island.

Things to do in Mercer Island?
Mercer Island, Washington is a vibrant city located in King County and renowned for its lush parks and nature reserves, thriving restaurants, and small-town charm. It offers plenty of activities for outdoor enthusiasts to enjoy, from exploring Luther Burbank Park to kayaking on Lake Washington. Visitors can also explore local attractions such as the Mercer Island Historical Society or shop at nearby malls such as Bellevue Square. With easy access to Seattle and other major cities like Redmond and Kirkland, Mercer Island makes an ideal destination for visitors seeking an unforgettable experience close to urban amenities.

Things to do in Castle Rock?
Living in Castle Rock, WA is a wonderful experience. Located in Southwest Washington, this small town has a charm like no other. With beautiful scenery and wonderful people, it's the perfect place to settle down and start a family. There are plenty of outdoor activities to enjoy, such as hiking and camping at nearby parks and forests, or fishing on the Cowlitz River. The community has a variety of services and amenities including an award-winning school district, medical centers, shopping centers, restaurants and more. In addition to all that Castle Rock has to offer its visitors and residents alike, the city also prides itself on its safety record as well as its friendly atmosphere. All in all, Castle Rock is an ideal place to live with something for everybody!