Lake 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 | 14,445 | - | - |
- | - | - | - |
| 1971 | 15,200 | 5.2 | 755 |
- | - | - | - |
| 1972 | 15,500 | 2.0 | 300 |
- | - | - | - |
| 1973 | 15,900 | 2.6 | 400 |
- | - | - | - |
| 1974 | 16,600 | 4.4 | 700 |
- | - | - | - |
| 1975 | 17,300 | 4.2 | 700 |
- | - | - | - |
| 1976 | 17,700 | 2.3 | 400 |
- | - | - | - |
| 1977 | 18,000 | 1.7 | 300 |
- | - | - | - |
| 1978 | 18,400 | 2.2 | 400 |
- | - | - | - |
| 1979 | 18,600 | 1.1 | 200 |
- | - | - | - |
| 1980 | 19,056 | 2.5 | 456 |
- | - | - | - |
| 1981 | 19,240 | 1.0 | 184 |
452 | 239 | - | - |
| 1982 | 19,509 | 1.4 | 269 |
369 | 188 | - | - |
| 1983 | 19,821 | 1.6 | 312 |
382 | 196 | - | - |
| 1984 | 20,376 | 2.8 | 555 |
385 | 199 | - | - |
| 1985 | 20,823 | 2.2 | 447 |
378 | 194 | - | - |
| 1986 | 20,644 | -0.9 | -179 |
355 | 187 | - | - |
| 1987 | 20,595 | -0.2 | -49 |
341 | 194 | - | - |
| 1988 | 20,773 | 0.9 | 178 |
337 | 196 | - | - |
| 1989 | 21,102 | 1.6 | 329 |
334 | 200 | - | - |
| 1990 | 21,041 | -0.3 | -61 |
257 | 155 | - | - |
| 1991 | 21,589 | 2.6 | 548 |
417 | 259 | 2 | 389 |
| 1992 | 22,075 | 2.3 | 486 |
295 | 212 | 5 | 400 |
| 1993 | 22,998 | 4.2 | 923 |
289 | 199 | 2 | 836 |
| 1994 | 23,678 | 3.0 | 680 |
303 | 233 | 10 | 613 |
| 1995 | 24,459 | 3.3 | 781 |
282 | 234 | 11 | 712 |
| 1996 | 25,026 | 2.3 | 567 |
308 | 223 | 5 | 472 |
| 1997 | 25,493 | 1.9 | 467 |
326 | 227 | 9 | 348 |
| 1998 | 25,658 | 0.6 | 165 |
304 | 249 | 8 | 77 |
| 1999 | 26,078 | 1.6 | 420 |
320 | 251 | 3 | 256 |
| 2000 | 26,507 | 1.6 | 429 |
- | - | - | - |
| 2001 | 26,846 | 1.3 | 339 |
452 | 330 | 13 | 229 |
| 2002 | 26,843 | 0.0 | -3 |
337 | 251 | 11 | -75 |
| 2003 | 27,118 | 1.0 | 275 |
383 | 253 | 10 | 163 |
| 2004 | 27,625 | 1.9 | 507 |
384 | 262 | 7 | 405 |
| 2005 | 27,993 | 1.3 | 368 |
359 | 259 | 8 | 283 |
| 2006 | 28,394 | 1.4 | 401 |
421 | 237 | 8 | 221 |
| 2007 | 28,438 | 0.2 | 44 |
432 | 231 | 9 | -177 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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