For the community near Tampa, see Westchase, Florida.Westchase is a business management district, with some residential and retail elements, located in western Houston, Texas, United States. The district is bounded roughly by Westheimer Road on the north, Gessner Road on the east, Wilcrest Drive on the west, and the Westpark Tollway on the south (although some portions extend as far north as Briar Forest Lane and as far south as Bellaire Boulevard).