Cypress is an unincorporated community in Harris County, Texas, United States, located completely inside the extraterritorial jurisdiction of the City of Houston. The Cypress area is located along U.S. Route 290 (Northwest Freeway) is twenty-four miles (35 km) northwest of Downtown Houston. The Cypress urban cluster ranks 50th in the top 100 highest-income urban areas in the United States.

Large scale residential and commercial development beginning in the 1980s transformed the once rural area into one of the Houston area's largest suburban communities.

Cypress is located near the intersection of US Highway 290 and Spring-Cypress Road. Cypress is located within the Cypress Creek and Little Cypress Creek watershed. There are no official boundary lines for the exact area, but roads commonly mentioned to bound the area include FM 529 road as the southern border, HWY 6 and FM 1960 as the eastern border, and HWY 249 as the northern border.