Lake Washington, with its sparkling waters and lush landscapes, is a fantastic destination for families looking to enjoy a sun-filled day. Although many people flock to the well-known parks and beaches, there are hidden gems waiting to be discovered. Here, we present five fantastic beaches on Lake Washington that are perfect for kids. These locations offer a mix of fun, safety, and stunning views, making them must-visit spots for families.
1. Matthews Beach Park
Located in the northeast corner of Lake Washington, Matthews Beach Park is a wonderful option for families. This spacious park features a sandy beach, ideal for kids to build sandcastles and play in the water. The gentle slope of the shoreline allows younger children to enjoy a safe swimming experience.
In addition to the beach, the park offers an extensive playground, picnic areas, and scenic walking trails. Families can take a leisurely stroll or bike ride along the shaded paths. Did you know that Matthews Beach Park sees about 100,000 visitors each year? So, be sure to arrive early to secure a great spot and pack a picnic to enjoy in the sun!

Families enjoying a sunny day at Matthews Beach Park
2. Seward Park
Seward Park, perched on a picturesque peninsula, is another excellent choice for families looking for beach fun on Lake Washington. The park features a small, sandy beach perfect for splashing around in the warm waters.
Surrounding the beach is a significant nature area with over 300 acres of walking paths and trails. Kids will love checking out the varied sights and sounds. The playground here is modern and well-maintained, allowing kids to burn off energy after a beach day. Enjoy the stunning views of the Seattle skyline, which can be even more breathtaking during sunset!
3. Juanita Beach Park
Juanita Beach Park is a beloved spot among locals, with a sandy shoreline stretching over a quarter-mile along Lake Washington. The shallow areas are perfect for wading, making this beach particularly kid-friendly and safe.
In addition to its beach, the park features a large, well-kept playground, covered picnic spots, and volleyball courts. Families can happily spend a full day enjoying the beach and park activities. Did you know that this park hosts community events throughout the summer, such as outdoor movie nights? Be sure to pack some beach toys for the golden sand, which is ideal for play!
4. Gene Coulon Memorial Beach Park
Located in Renton, Gene Coulon Memorial Beach Park is a sprawling spot that families love. The sandy beach is spacious, giving children plenty of room to play and swim.
Aside from swimming, kids can explore the play structures, enjoy picnic areas, and wander along the walking paths. The park hosts various seasonal events, adding vibrancy to summer visits. With food vendors nearby, families can easily grab a snack without missing any fun. In fact, reports show that nearly 150,000 people visit the park each summer!

Children enjoying Gene Coulon Beach Park on a sunny day
5. Idylwood Beach Park
Idylwood Beach Park offers a peaceful retreat for families seeking a quieter experience. This hidden gem features a sandy beach with a gentle slope leading into the lake, making it perfect for young children.
Though smaller than some other parks, Idylwood offers a more secluded atmosphere for families wanting to escape the crowds. Kids can enjoy wading and building sandcastles, while parents can relax under the sun with a good book. The available picnic tables make it easy to set up a delightful meal right by the water.

Idylwood Beach Park
Exploring Lake Washington's Beaches
Lake Washington is home to numerous hidden beaches just waiting to be explored by families. From the vibrant atmosphere at Matthews Beach Park to the tranquility of Idylwood Beach Park, there's something for everyone. Each location brings unique features, ensuring children stay safe while having fun.
So gather your beach gear, bring the kids, and embark on an adventure to these wonderful lakeside spots. Making memories at the beaches of Lake Washington can become a cherished family tradition. With summer being a fleeting season, make every moment count at these beautiful locations!