Welcome to Williamston Area Chamber of Commerce Join Today! About the Williamston AreaWilliamston is a city in Ingham County in the U.S. state of Michigan. The population was 3,854 at the 2010 census. Williamston is located east of the city of Lansing and borders Williamstown Township to the north and Wheatfield Township to the south. The Red Cedar River and M-43 run through the center of the city. Williamston offers many parks and recreation options such as play structures, nature walks and kayaking down Red Cedar River. Upcoming Events View Calendar Sign Up to Receive Our Weekly Newsletter Thank you Executive Members!