Ada County, ID Population and Components of Change
| Date |
Population |
% Change |
Components of Change |
Total Population Change |
Births |
Deaths |
Inter- national Immigra- tion |
Net Domestic Migration |
| 1970 | 112,230 | - | - |
- | - | - | - |
| 1971 | 117,800 | 5.0 | 5,570 |
- | - | - | - |
| 1972 | 123,100 | 4.5 | 5,300 |
- | - | - | - |
| 1973 | 129,700 | 5.4 | 6,600 |
- | - | - | - |
| 1974 | 135,500 | 4.5 | 5,800 |
- | - | - | - |
| 1975 | 141,100 | 4.1 | 5,600 |
- | - | - | - |
| 1976 | 147,300 | 4.4 | 6,200 |
- | - | - | - |
| 1977 | 154,500 | 4.9 | 7,200 |
- | - | - | - |
| 1978 | 162,300 | 5.0 | 7,800 |
- | - | - | - |
| 1979 | 168,800 | 4.0 | 6,500 |
- | - | - | - |
| 1980 | 173,125 | 2.6 | 4,325 |
- | - | - | - |
| 1981 | 177,613 | 2.6 | 4,488 |
4,018 | 1,384 | - | - |
| 1982 | 180,481 | 1.6 | 2,868 |
3,255 | 1,143 | - | - |
| 1983 | 182,911 | 1.3 | 2,430 |
3,184 | 1,164 | - | - |
| 1984 | 186,280 | 1.8 | 3,369 |
3,151 | 1,199 | - | - |
| 1985 | 189,811 | 1.9 | 3,531 |
3,214 | 1,193 | - | - |
| 1986 | 191,039 | 0.6 | 1,228 |
3,123 | 1,228 | - | - |
| 1987 | 192,926 | 1.0 | 1,887 |
3,055 | 1,261 | - | - |
| 1988 | 195,508 | 1.3 | 2,582 |
3,059 | 1,294 | - | - |
| 1989 | 200,950 | 2.8 | 5,442 |
3,117 | 1,305 | - | - |
| 1990 | 205,775 | 2.4 | 4,825 |
2,378 | 976 | - | - |
| 1991 | 216,798 | 5.4 | 11,023 |
4,313 | 1,674 | 214 | 7,170 |
| 1992 | 225,266 | 3.9 | 8,468 |
3,457 | 1,365 | 238 | 5,299 |
| 1993 | 236,477 | 5.0 | 11,211 |
3,540 | 1,469 | 274 | 8,000 |
| 1994 | 247,225 | 4.5 | 10,748 |
3,620 | 1,494 | 237 | 7,528 |
| 1995 | 256,860 | 3.9 | 9,635 |
3,721 | 1,486 | 367 | 5,948 |
| 1996 | 266,290 | 3.7 | 9,430 |
4,118 | 1,590 | 300 | 5,506 |
| 1997 | 274,325 | 3.0 | 8,035 |
4,067 | 1,635 | 333 | 4,067 |
| 1998 | 284,946 | 3.9 | 10,621 |
4,165 | 1,650 | 397 | 5,670 |
| 1999 | 294,292 | 3.3 | 9,346 |
4,227 | 1,675 | 371 | 4,752 |
| 2000 | 300,904 | 2.2 | 6,612 |
- | - | - | - |
| 2001 | 313,581 | 4.2 | 12,677 |
6,134 | 2,303 | 1,067 | 7,955 |
| 2002 | 321,118 | 2.4 | 7,537 |
4,832 | 1,877 | 768 | 4,007 |
| 2003 | 326,549 | 1.7 | 5,431 |
5,035 | 1,872 | 586 | 2,055 |
| 2004 | 333,792 | 2.2 | 7,243 |
5,138 | 2,009 | 703 | 3,669 |
| 2005 | 347,318 | 4.1 | 13,526 |
5,284 | 2,078 | 648 | 9,887 |
| 2006 | 361,644 | 4.1 | 14,326 |
5,690 | 2,165 | 710 | 10,295 |
| 2007 | 373,406 | 3.3 | 11,762 |
5,794 | 2,164 | 671 | 7,630 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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