beginner
Mercer Island, Washington, United States
Groveland Beach
A freshwater lake beach on Mercer Island in Puget Sound offering calm summer conditions with excellent visibility and sandy bottom. Ideal for beginners and families seeking protected swimming near Seattle. The island location provides scenic surroundings and generally peaceful water conditions.

Safety Information
Community Reports
How was your swim?
How accurate were the predicted conditions?
What were actual conditions like?
Groveland Beach
47.5513, -122.2344
Details
- Location
- Mercer Island, Washington, United States
- Type
- ocean
- Difficulty
- beginner
- Coordinates
- 47.5513, -122.2344