East Bay also known as East Galveston Bay, is the eastern extension of Galveston Bay found in Chambers County, Texas. The bay is oriented northeast to southwest, and is approximately five miles wide and twenty miles in length. It covers the area north of the entire Bolivar Peninsula, and south of mainland Texas, including the small community of Smith Point at the western extreme. The bay's one extension is Rollover Bay, which is found to the extreme east near the town of Gilchrist.