Benton 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 | 67,540 | - | - |
- | - | - | - |
| 1971 | 67,700 | 0.2 | 160 |
- | - | - | - |
| 1972 | 68,000 | 0.4 | 300 |
- | - | - | - |
| 1973 | 68,400 | 0.6 | 400 |
- | - | - | - |
| 1974 | 71,100 | 3.9 | 2,700 |
- | - | - | - |
| 1975 | 76,900 | 8.2 | 5,800 |
- | - | - | - |
| 1976 | 83,000 | 7.9 | 6,100 |
- | - | - | - |
| 1977 | 88,900 | 7.1 | 5,900 |
- | - | - | - |
| 1978 | 96,700 | 8.8 | 7,800 |
- | - | - | - |
| 1979 | 103,900 | 7.4 | 7,200 |
- | - | - | - |
| 1980 | 109,444 | 5.3 | 5,544 |
- | - | - | - |
| 1981 | 113,271 | 3.5 | 3,827 |
2,652 | 716 | - | - |
| 1982 | 116,202 | 2.6 | 2,931 |
2,190 | 545 | - | - |
| 1983 | 112,679 | -3.0 | -3,523 |
2,134 | 557 | - | - |
| 1984 | 110,669 | -1.8 | -2,010 |
2,047 | 592 | - | - |
| 1985 | 110,353 | -0.3 | -316 |
1,935 | 630 | - | - |
| 1986 | 110,193 | -0.1 | -160 |
1,897 | 631 | - | - |
| 1987 | 110,971 | 0.7 | 778 |
1,869 | 639 | - | - |
| 1988 | 110,060 | -0.8 | -911 |
1,786 | 661 | - | - |
| 1989 | 109,284 | -0.7 | -776 |
1,773 | 670 | - | - |
| 1990 | 112,560 | 3.0 | 3,276 |
1,349 | 508 | - | - |
| 1991 | 116,631 | 3.6 | 4,071 |
2,383 | 893 | 255 | 2,014 |
| 1992 | 120,711 | 3.5 | 4,080 |
1,984 | 790 | 273 | 2,406 |
| 1993 | 125,195 | 3.7 | 4,484 |
1,954 | 784 | 314 | 2,768 |
| 1994 | 130,703 | 4.4 | 5,508 |
2,002 | 753 | 301 | 3,706 |
| 1995 | 134,740 | 3.1 | 4,037 |
1,945 | 876 | 349 | 2,306 |
| 1996 | 135,833 | 0.8 | 1,093 |
2,040 | 814 | 443 | -823 |
| 1997 | 137,376 | 1.1 | 1,543 |
1,956 | 880 | 628 | -446 |
| 1998 | 138,628 | 0.9 | 1,252 |
2,046 | 867 | 585 | -836 |
| 1999 | 140,629 | 1.4 | 2,001 |
2,002 | 894 | 582 | 78 |
| 2000 | 142,475 | 1.3 | 1,846 |
- | - | - | - |
| 2001 | 145,636 | 2.2 | 3,161 |
2,654 | 1,225 | 735 | 1,106 |
| 2002 | 149,813 | 2.9 | 4,177 |
2,190 | 1,000 | 560 | 2,488 |
| 2003 | 152,717 | 1.9 | 2,904 |
2,148 | 987 | 485 | 1,389 |
| 2004 | 154,552 | 1.2 | 1,835 |
2,218 | 1,020 | 451 | 258 |
| 2005 | 156,264 | 1.1 | 1,712 |
2,145 | 1,068 | 458 | 291 |
| 2006 | 157,549 | 0.8 | 1,285 |
2,310 | 1,009 | 470 | -430 |
| 2007 | 159,414 | 1.2 | 1,865 |
2,351 | 1,045 | 466 | 81 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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