| Region 7 | |||||||||
| Relationship by County, 2000 | |||||||||
| Source: U.S. Census Bureau, Census 2000 | |||||||||
| Bonneville | Butte | Clark | Custer | Fremont | Jefferson | Lemhi | Madison | Teton | |
| Householder | 28753 | 1089 | 340 | 1770 | 3885 | 5901 | 3275 | 7129 | 2078 |
| Spouse | 17818 | 688 | 210 | 1063 | 2637 | 4285 | 1892 | 4287 | 1254 |
| Child | 29265 | 938 | 397 | 1199 | 4312 | 7885 | 2170 | 8301 | 2075 |
| Other relatives | 2541 | 92 | 41 | 80 | 418 | 634 | 181 | 512 | 227 |
| Non-relatives | 2659 | 71 | 34 | 159 | 251 | 369 | 261 | 5842 | 334 |