<P> Hockley is an unincorporated community located in Harris County, Texas on Texas State Highway 6 and U.S. Highway 290, approximately five miles southeast of the city hall of Waller, and thirty - six miles northwest of Downtown Houston . </P> <P> The community serves as the main hub for railway traffic serving Houston, Austin, and many parts of central Texas . The Southern Pacific (now known as Union Pacific) rail line is one of the community's major employers . The community is surrounded by grain farms and cattle ranches . </P>

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