Sunnyside Beach Park

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Last Updated: December 5, 2025

Sunnyside Beach Park is a picturesque waterfront park located in the state of Washington.


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Summary

Situated on the shores of Lake Washington, this park offers visitors a range of activities and amenities, making it an ideal destination for people of all ages.

One of the key reasons to visit Sunnyside Beach Park is its stunning natural beauty. The park boasts a sandy beach area with crystal-clear waters, providing a perfect spot for swimming, sunbathing, and picnicking. The park is also surrounded by lush greenery, which adds to its serenity and tranquility.

Apart from its natural beauty, Sunnyside Beach Park offers several points of interest worth exploring. One such attraction is the park's playground, which is equipped with various play structures, making it an excellent spot for families with children. Additionally, the park features a volleyball court, providing an opportunity for visitors to engage in friendly competitions.

Interesting facts about Sunnyside Beach Park revolve around its history and environmental significance. The park was established in 1941 and has since become a popular recreational area for locals and tourists alike. It plays a vital role in preserving the natural shoreline habitat on Lake Washington, contributing to the overall ecosystem of the area.

The best time of year to visit Sunnyside Beach Park is during the summer months, typically from June to August. The warm weather allows visitors to fully enjoy the beach and water activities. However, it is worth noting that the park can get crowded during weekends and holidays, so visiting on weekdays may provide a more peaceful experience.

To ensure accuracy, it is always recommended to verify information across multiple independent sources. Local tourism websites, official park websites, and travel review platforms are reliable sources that can provide more detailed and up-to-date information about Sunnyside Beach Park.

       

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Park & Land Designation Reference

National Park
Large protected natural areas managed by the federal government to preserve significant landscapes, ecosystems, and cultural resources; recreation is allowed but conservation is the priority.
State Park
Public natural or recreational areas managed by a state government, typically smaller than national parks and focused on regional natural features, recreation, and education.
Local Park
Community-level parks managed by cities or counties, emphasizing recreation, playgrounds, sports, and green space close to populated areas.
Wilderness Area
The highest level of land protection in the U.S.; designated areas where nature is left essentially untouched, with no roads, structures, or motorized access permitted.
National Recreation Area
Areas set aside primarily for outdoor recreation (boating, hiking, fishing), often around reservoirs, rivers, or scenic landscapes; may allow more development.
National Conservation Area (BLM)
BLM-managed areas with special ecological, cultural, or scientific value; more protection than typical BLM land but less strict than Wilderness Areas.
State Forest
State-managed forests focused on habitat, watershed, recreation, and sustainable timber harvest.
National Forest
Federally managed lands focused on multiple use—recreation, wildlife habitat, watershed protection, and resource extraction (like timber)—unlike the stricter protections of national parks.
Wilderness
A protected area set aside to conserve specific resources—such as wildlife, habitats, or scientific features—with regulations varying widely depending on the managing agency and purpose.
Bureau of Land Management (BLM) Land
Vast federal lands managed for mixed use—recreation, grazing, mining, conservation—with fewer restrictions than national parks or forests.
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