Clear Lake, or the Clear Lake Area, is a region in parts of Harris and Galveston County in Texas, United States. It is part of the Galveston Bay Area, which itself is a section of the Houston–The Woodlands–Sugar Land metropolitan area. The area is geographically characterized by the bodies of water in it and around it, including Clear Lake, Taylor Lake, Clear Creek, and Galveston Bay.

Clear Lake is relatively affluent with a thriving business community. The area’s most important business sectors are aerospace and tourism. It is home to the Johnson Space Center and numerous aerospace contracting firms. The lake itself is home to one of the largest concentrations of recreational boats and marinas in the nation.