2025 Compare Cities Overview:
Foster City, CA vs Mercer Island, WA

Are people in Mercer Island older or younger than people in Foster City?
- The Median Age in Mercer Island is 5.9 years older than in Foster City.

Are housing costs cheaper in Mercer Island or Foster City?
- Mercer Island housing costs are 29.7% more expensive than Foster City housing costs.

Which city has a longer commute, Mercer Island or Foster City?
- The average commute for residents of Mercer Island is 7.4 minutes shorter than it is for residents of Foster City.

Things to do in Foster City?
Foster City CA rests just south of San Francisco Bay full of outdoor fun like fishing & biking trails at Leo J Ryan Memorial Park combined with convenient access to notable Silicon Valley companies like Oracle.

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.