Mason County, WA Population and Components of Change
| Date |
Population |
% Change |
Components of Change |
Total Population Change |
Births |
Deaths |
Inter- national Immigra- tion |
Net Domestic Migration |
| 1970 | 20,918 | - | - |
- | - | - | - |
| 1971 | 21,300 | 1.8 | 382 |
- | - | - | - |
| 1972 | 21,600 | 1.4 | 300 |
- | - | - | - |
| 1973 | 22,500 | 4.2 | 900 |
- | - | - | - |
| 1974 | 23,400 | 4.0 | 900 |
- | - | - | - |
| 1975 | 24,700 | 5.6 | 1,300 |
- | - | - | - |
| 1976 | 25,800 | 4.5 | 1,100 |
- | - | - | - |
| 1977 | 27,000 | 4.7 | 1,200 |
- | - | - | - |
| 1978 | 28,100 | 4.1 | 1,100 |
- | - | - | - |
| 1979 | 29,900 | 6.4 | 1,800 |
- | - | - | - |
| 1980 | 31,184 | 4.3 | 1,284 |
- | - | - | - |
| 1981 | 32,134 | 3.0 | 950 |
624 | 309 | - | - |
| 1982 | 32,819 | 2.1 | 685 |
503 | 271 | - | - |
| 1983 | 33,351 | 1.6 | 532 |
500 | 281 | - | - |
| 1984 | 34,365 | 3.0 | 1,014 |
502 | 294 | - | - |
| 1985 | 34,535 | 0.5 | 170 |
515 | 309 | - | - |
| 1986 | 35,015 | 1.4 | 480 |
487 | 332 | - | - |
| 1987 | 35,616 | 1.7 | 601 |
468 | 326 | - | - |
| 1988 | 36,393 | 2.2 | 777 |
461 | 320 | - | - |
| 1989 | 37,051 | 1.8 | 658 |
446 | 347 | - | - |
| 1990 | 38,341 | 3.5 | 1,290 |
336 | 268 | - | - |
| 1991 | 40,514 | 5.7 | 2,173 |
618 | 447 | 14 | 2,170 |
| 1992 | 42,169 | 4.1 | 1,655 |
518 | 410 | 20 | 1,703 |
| 1993 | 43,632 | 3.5 | 1,463 |
499 | 415 | 10 | 1,556 |
| 1994 | 45,106 | 3.4 | 1,474 |
505 | 434 | 0 | 1,609 |
| 1995 | 46,419 | 2.9 | 1,313 |
543 | 461 | 14 | 1,385 |
| 1996 | 47,325 | 2.0 | 906 |
534 | 493 | 20 | 1,029 |
| 1997 | 48,318 | 2.1 | 993 |
532 | 473 | 30 | 1,094 |
| 1998 | 48,454 | 0.3 | 136 |
538 | 473 | 40 | 183 |
| 1999 | 48,753 | 0.6 | 299 |
547 | 485 | 39 | 421 |
| 2000 | 49,405 | 1.3 | 652 |
- | - | - | - |
| 2001 | 50,001 | 1.2 | 596 |
685 | 635 | 87 | 494 |
| 2002 | 50,711 | 1.4 | 710 |
532 | 516 | 60 | 660 |
| 2003 | 51,635 | 1.8 | 924 |
541 | 497 | 34 | 857 |
| 2004 | 52,333 | 1.4 | 698 |
585 | 528 | 58 | 629 |
| 2005 | 53,294 | 1.8 | 961 |
554 | 576 | 47 | 980 |
| 2006 | 54,915 | 3.0 | 1,621 |
662 | 563 | 54 | 1,497 |
| 2007 | 56,384 | 2.7 | 1,469 |
682 | 548 | 47 | 1,274 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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