Gallatin County, MT Population and Components of Change
| Date |
Population |
% Change |
Components of Change |
Total Population Change |
Births |
Deaths |
Inter- national Immigra- tion |
Net Domestic Migration |
| 1970 | 32,505 | - | - |
- | - | - | - |
| 1971 | 34,000 | 4.6 | 1,495 |
- | - | - | - |
| 1972 | 35,400 | 4.1 | 1,400 |
- | - | - | - |
| 1973 | 36,100 | 2.0 | 700 |
- | - | - | - |
| 1974 | 37,200 | 3.0 | 1,100 |
- | - | - | - |
| 1975 | 37,900 | 1.9 | 700 |
- | - | - | - |
| 1976 | 38,200 | 0.8 | 300 |
- | - | - | - |
| 1977 | 39,600 | 3.7 | 1,400 |
- | - | - | - |
| 1978 | 40,800 | 3.0 | 1,200 |
- | - | - | - |
| 1979 | 42,000 | 2.9 | 1,200 |
- | - | - | - |
| 1980 | 42,865 | 2.1 | 865 |
- | - | - | - |
| 1981 | 44,050 | 2.8 | 1,185 |
859 | 315 | - | - |
| 1982 | 45,372 | 3.0 | 1,322 |
695 | 252 | - | - |
| 1983 | 46,365 | 2.2 | 993 |
745 | 244 | - | - |
| 1984 | 47,673 | 2.8 | 1,308 |
773 | 234 | - | - |
| 1985 | 48,994 | 2.8 | 1,321 |
753 | 247 | - | - |
| 1986 | 49,104 | 0.2 | 110 |
744 | 239 | - | - |
| 1987 | 48,884 | -0.4 | -220 |
716 | 242 | - | - |
| 1988 | 48,817 | -0.1 | -67 |
684 | 252 | - | - |
| 1989 | 49,546 | 1.5 | 729 |
687 | 249 | - | - |
| 1990 | 50,484 | 1.9 | 938 |
523 | 191 | - | - |
| 1991 | 52,588 | 4.2 | 2,104 |
843 | 337 | 48 | 1,279 |
| 1992 | 54,628 | 3.9 | 2,040 |
705 | 277 | 24 | 1,373 |
| 1993 | 56,739 | 3.9 | 2,111 |
673 | 286 | 36 | 1,452 |
| 1994 | 58,879 | 3.8 | 2,140 |
713 | 280 | 25 | 1,441 |
| 1995 | 60,644 | 3.0 | 1,765 |
730 | 280 | 46 | 994 |
| 1996 | 61,790 | 1.9 | 1,146 |
684 | 279 | 43 | 436 |
| 1997 | 63,143 | 2.2 | 1,353 |
764 | 303 | 37 | 554 |
| 1998 | 64,806 | 2.6 | 1,663 |
746 | 297 | 38 | 847 |
| 1999 | 66,437 | 2.5 | 1,631 |
759 | 313 | 44 | 817 |
| 2000 | 67,831 | 2.1 | 1,394 |
- | - | - | - |
| 2001 | 70,170 | 3.4 | 2,339 |
1,064 | 433 | 101 | 1,649 |
| 2002 | 71,967 | 2.6 | 1,797 |
857 | 348 | 86 | 1,236 |
| 2003 | 74,689 | 3.8 | 2,722 |
996 | 385 | 70 | 2,002 |
| 2004 | 77,408 | 3.6 | 2,719 |
1,021 | 391 | 72 | 2,134 |
| 2005 | 80,671 | 4.2 | 3,263 |
979 | 361 | 72 | 2,637 |
| 2006 | 84,370 | 4.6 | 3,699 |
1,166 | 393 | 71 | 2,906 |
| 2007 | 87,243 | 3.4 | 2,873 |
1,244 | 431 | 65 | 1,993 |
| 2008 | 89,824 | 3.0 | 2,581 |
1,300 | 418 | 67 | 1,639 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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