Montana Population and Components of Change
| Date |
Population |
%
Change |
Components of Change |
Total
Population
Change |
Births |
Deaths |
Inter-
national
Immigra-
tion |
Net
Domestic
Migration |
| 1970 | 694,409 | - | - |
- | - | - | - |
| 1971 | 711,000 | 2.4 | 16,591 |
- | - | - | - |
| 1972 | 719,000 | 1.1 | 8,000 |
- | - | - | - |
| 1973 | 727,000 | 1.1 | 8,000 |
- | - | - | - |
| 1974 | 737,000 | 1.4 | 10,000 |
- | - | - | - |
| 1975 | 749,000 | 1.6 | 12,000 |
- | - | - | - |
| 1976 | 758,000 | 1.2 | 9,000 |
- | - | - | - |
| 1977 | 771,000 | 1.7 | 13,000 |
- | - | - | - |
| 1978 | 784,000 | 1.7 | 13,000 |
- | - | - | - |
| 1979 | 789,000 | 0.6 | 5,000 |
- | - | - | - |
| 1980 | 786,690 | -0.3 | -2,310 |
- | - | - | - |
| 1981 | 795,325 | 1.1 | 8,635 |
17,817 | 8,358 | - | - |
| 1982 | 803,984 | 1.1 | 8,659 |
14,439 | 6,679 | - | - |
| 1983 | 814,029 | 1.2 | 10,045 |
14,311 | 6,679 | - | - |
| 1984 | 820,904 | 0.8 | 6,875 |
14,109 | 6,711 | - | - |
| 1985 | 822,320 | 0.2 | 1,416 |
13,831 | 6,726 | - | - |
| 1986 | 813,738 | -1.0 | -8,582 |
13,126 | 6,745 | - | - |
| 1987 | 805,064 | -1.1 | -8,674 |
12,499 | 6,679 | - | - |
| 1988 | 800,200 | -0.6 | -4,864 |
11,975 | 6,695 | - | - |
| 1989 | 799,634 | -0.1 | -566 |
11,688 | 6,763 | - | - |
| 1990 | 799,065 | -0.1 | -569 |
8,758 | 5,059 | - | - |
| 1991 | 809,680 | 1.3 | 10,615 |
14,608 | 8,644 | 280 | 2,845 |
| 1992 | 825,770 | 2.0 | 16,090 |
11,714 | 7,134 | 297 | 9,724 |
| 1993 | 844,761 | 2.3 | 18,991 |
11,306 | 7,263 | 293 | 13,174 |
| 1994 | 861,306 | 2.0 | 16,545 |
11,288 | 7,477 | 336 | 11,108 |
| 1995 | 876,553 | 1.8 | 15,247 |
10,979 | 7,424 | 381 | 9,824 |
| 1996 | 886,254 | 1.1 | 9,701 |
11,088 | 7,683 | 342 | 4,671 |
| 1997 | 889,865 | 0.4 | 3,611 |
10,921 | 7,758 | 318 | -1,523 |
| 1998 | 892,431 | 0.3 | 2,566 |
10,640 | 7,883 | 272 | -2,197 |
| 1999 | 897,507 | 0.6 | 5,076 |
10,814 | 8,066 | 231 | 249 |
| 2000 | 902,195 | 0.5 | 4,688 |
- | - | - | - |
| 2001 | 906,098 | 0.4 | 3,903 |
13,779 | 10,135 | 526 | -190 |
| 2002 | 910,282 | 0.5 | 4,184 |
10,931 | 8,361 | 199 | 1,424 |
| 2003 | 917,453 | 0.8 | 7,171 |
11,217 | 8,410 | -202 | 4,758 |
| 2004 | 926,721 | 1.0 | 9,268 |
11,456 | 8,443 | 556 | 6,004 |
| 2005 | 935,784 | 1.0 | 9,063 |
11,587 | 8,447 | 303 | 5,775 |
| 2006 | 946,795 | 1.2 | 11,011 |
12,054 | 7,709 | 433 | 6,212 |
| 2007 | 957,861 | 1.2 | 11,066 |
12,393 | 8,065 | 284 | 6,463 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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