Rock County, WI
Population and Components of Change
| Date |
Population |
%
Change |
Components of Change |
Total
Population
Change |
Births |
Deaths |
Inter-
national
Immigra-
tion |
Net
Domestic
Migration |
| 1970 | 131,970 | - | - |
- | - | - | - |
| 1971 | 132,300 | 0.3 | 330 |
- | - | - | - |
| 1972 | 133,300 | 0.8 | 1,000 |
- | - | - | - |
| 1973 | 134,600 | 1.0 | 1,300 |
- | - | - | - |
| 1974 | 136,000 | 1.0 | 1,400 |
- | - | - | - |
| 1975 | 137,700 | 1.3 | 1,700 |
- | - | - | - |
| 1976 | 137,400 | -0.2 | -300 |
- | - | - | - |
| 1977 | 137,900 | 0.4 | 500 |
- | - | - | - |
| 1978 | 138,100 | 0.1 | 200 |
- | - | - | - |
| 1979 | 139,800 | 1.2 | 1,700 |
- | - | - | - |
| 1980 | 139,420 | -0.3 | -380 |
- | - | - | - |
| 1981 | 138,336 | -0.8 | -1,084 |
2,750 | 1,472 | - | - |
| 1982 | 137,893 | -0.3 | -443 |
2,156 | 1,156 | - | - |
| 1983 | 137,549 | -0.2 | -344 |
2,142 | 1,188 | - | - |
| 1984 | 137,523 | 0.0 | -26 |
2,102 | 1,180 | - | - |
| 1985 | 137,713 | 0.1 | 190 |
2,153 | 1,182 | - | - |
| 1986 | 137,555 | -0.1 | -158 |
2,186 | 1,226 | - | - |
| 1987 | 135,641 | -1.4 | -1,914 |
2,145 | 1,224 | - | - |
| 1988 | 136,588 | 0.7 | 947 |
2,093 | 1,260 | - | - |
| 1989 | 138,161 | 1.2 | 1,573 |
2,100 | 1,292 | - | - |
| 1990 | 139,510 | 1.0 | 1,349 |
1,590 | 948 | - | - |
| 1991 | 141,219 | 1.2 | 1,709 |
2,726 | 1,543 | 49 | 550 |
| 1992 | 142,904 | 1.2 | 1,685 |
2,141 | 1,238 | 33 | 796 |
| 1993 | 144,372 | 1.0 | 1,468 |
2,140 | 1,252 | 55 | 590 |
| 1994 | 145,982 | 1.1 | 1,610 |
2,068 | 1,316 | 81 | 831 |
| 1995 | 148,179 | 1.5 | 2,197 |
1,981 | 1,179 | 67 | 1,356 |
| 1996 | 149,937 | 1.2 | 1,758 |
2,000 | 1,315 | 49 | 1,088 |
| 1997 | 150,145 | 0.1 | 208 |
1,837 | 1,355 | 63 | -262 |
| 1998 | 150,827 | 0.5 | 682 |
2,060 | 1,368 | 63 | -140 |
| 1999 | 151,541 | 0.5 | 714 |
1,857 | 1,403 | 70 | -86 |
| 2000 | 152,307 | 0.5 | 766 |
- | - | - | - |
| 2001 | 153,156 | 0.6 | 849 |
2,589 | 1,638 | 352 | -317 |
| 2002 | 153,522 | 0.2 | 366 |
1,980 | 1,328 | 270 | -420 |
| 2003 | 153,989 | 0.3 | 467 |
2,041 | 1,293 | 239 | -312 |
| 2004 | 155,382 | 0.9 | 1,393 |
2,040 | 1,334 | 217 | 585 |
| 2005 | 156,394 | 0.7 | 1,012 |
1,977 | 1,355 | 228 | 312 |
| 2006 | 158,046 | 1.1 | 1,652 |
2,099 | 1,433 | 228 | 835 |
| 2007 | 159,398 | 0.9 | 1,352 |
2,198 | 1,273 | 209 | 219 |
| 2008 | 160,213 | 0.5 | 815 |
2,198 | 1,259 | 208 | -368 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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