Bay Trail is a hiking and biking trail in Alameda County and Contra Costa County, California. It is within Barbara and Jay Vincent Park, Shorebird Park, Bay Trail, Lucretia Edwards Park, Point Emery Park, Shimada Friendship Park, East Shore State Park, Marina Park, and Point Isabel Regional Shoreline. It is 15.2 miles long and begins at 17 feet altitude. Traveling the entire trail is 1.5 miles with a total elevation gain of 35 feet. The Berkeley Big People artwork, Schoolhouse Creek and other informations, and the Rosie the Riveter Visitor Center museum can be seen along the trail. There are also a wetland, coastlines, and a bicycle parking along the trail. The trail ends near the SS Red Oak Victory attraction.