1980 County Group Definitions

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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:
  • 1%-sample county groups
  • 5%-sample county groups
• Text composition files:
  • 1%-sample county groups
  • 5%-sample county groups

1980 County Group Maps and Composition Files by State

State	1% Metro Sample Maps	5% State Sample Maps	Detailed Composition (1% metro sample)	Detailed Composition (5% state sample)
Alabama	map	map	1% metro sample	5% state sample
Alaska	map	map	1% metro sample	5% state sample
Arizona	map	map	1% metro sample	5% state sample
Arkansas	map	map	1% metro sample	5% state sample
California	map	map	1% metro sample	5% state sample
Colorado	map	map	1% metro sample	5% state sample
Connecticut	map	map	1% metro sample	5% state sample
Delaware	map	map	1% metro sample	5% state sample
District of Columbia	map	map	1% metro sample	5% state sample
Florida	map	map	1% metro sample	5% state sample
Georgia	map	map	1% metro sample	5% state sample
Hawaii	map	map	1% metro sample	5% state sample
Idaho	map	map	1% metro sample	5% state sample
Illinois	map	map	1% metro sample	5% state sample
Indiana	map	map	1% metro sample	5% state sample
Iowa	map	map	1% metro sample	5% state sample
Kansas	map	map	1% metro sample	5% state sample
Kentucky	map	map	1% metro sample	5% state sample
Louisiana	map	map	1% metro sample	5% state sample
Maine	map	map	1% metro sample	5% state sample
Maryland	map	map	1% metro sample	5% state sample
Massachusetts	map	map	1% metro sample	5% state sample
Michigan	map	map	1% metro sample	5% state sample
Minnesota	map	map	1% metro sample	5% state sample
Mississippi	map	map	1% metro sample	5% state sample
Missouri	map	map	1% metro sample	5% state sample
Montana	map	map	1% metro sample	5% state sample
Nebraska	map	map	1% metro sample	5% state sample
Nevada	map	map	1% metro sample	5% state sample
New Hampshire	map	map	1% metro sample	5% state sample
New Jersey	map	map	1% metro sample	5% state sample
New Mexico	map	map	1% metro sample	5% state sample
New York	map	map	1% metro sample	5% state sample
North Carolina	map	map	1% metro sample	5% state sample
North Dakota	map	map	1% metro sample	5% state sample
Ohio	map	map	1% metro sample	5% state sample
Oklahoma	map	map	1% metro sample	5% state sample
Oregon	map	map	1% metro sample	5% state sample
Pennsylvania	map	map	1% metro sample	5% state sample
Rhode Island	map	map	1% metro sample	5% state sample
South Carolina	map	map	1% metro sample	5% state sample
South Dakota	map	map	1% metro sample	5% state sample
Tennessee	map	map	1% metro sample	5% state sample
Texas	map	map	1% metro sample	5% state sample
Utah	map	map	1% metro sample	5% state sample
Vermont	map	map	1% metro sample	5% state sample
Virginia	map	map	1% metro sample	5% state sample
Washington	map	map	1% metro sample	5% state sample
West Virginia	map	map	1% metro sample	5% state sample
Wisconsin	map	map	1% metro sample	5% state sample
Wyoming	map	map	1% metro sample	5% state sample
Puerto Rico	No maps available		1% metro sample	5% state sample

Boundary Files

All boundary files are provided as shapefiles within .ZIP files.

• 1980 1% county groups
• 1980 5% county groups

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