The Mercer Island Boat Launch is a public boat ramp located in Mercer Island, Washington. It is a concrete boat ramp that provides access to Lake Washington. The ramp is 16 feet wide and has two lanes for launching boats. Additionally, there is a dock adjacent to the ramp for loading and unloading boats.

The boat ramp is managed by the city of Mercer Island and is open year-round. The lake is open to a variety of watercraft, including powerboats, sailboats, kayaks, canoes, and paddleboards. However, there are some restrictions on the use of personal watercraft, such as jet skis, which are not allowed on Lake Washington.

According to the latest information available, the Mercer Island Boat Launch remains open and operational. However, due to the ongoing COVID-19 pandemic, there may be some restrictions or guidelines in place to ensure the safety of visitors and staff. It is recommended to check the city's website or contact them directly for the latest information before visiting the boat ramp.