Announcement from the Census Department and Department of Commerce: "The newly updated My Congressional District Web application includes County Business Patterns data at the congressional district level. This Web application, designed primarily for Congressional audiences and the public, now combines both economic and demographic characteristics. Combined with the American Community Survey (ACS) data, the app displays demographic, socioeconomic and housing statistics for the nations' communities providing a comprehensive portrait of America's congressional districts.
The County Business Patterns data, provide the only detailed annual information on the number of establishments, employees, and annual payroll for nearly 1,200 industries at the national, state, county and now congressional district levels." "