1980 County Group Definitions
The table below provides links to maps and composition files for the county groups identified in the 1980 1% Metro Sample and 5% State Sample. (See CNTYGP98.)
Complete composition information for all 1980 county groups, nationwide, is also available in these files:
- Excel composition files:
- Text composition files:
1980 County Group Maps and Composition Files by State
Boundary Files
All boundary files are provided as shapefiles within .ZIP files.