Polk County, MO
Population and Components of Change
| Date |
Population |
%
Change |
Components of Change |
Total
Population
Change |
Births |
Deaths |
Inter-
national
Immigra-
tion |
Net
Domestic
Migration |
| 1970 | 15,415 | - | - |
- | - | - | - |
| 1971 | 16,000 | 3.8 | 585 |
- | - | - | - |
| 1972 | 16,900 | 5.6 | 900 |
- | - | - | - |
| 1973 | 17,300 | 2.4 | 400 |
- | - | - | - |
| 1974 | 17,900 | 3.5 | 600 |
- | - | - | - |
| 1975 | 18,500 | 3.4 | 600 |
- | - | - | - |
| 1976 | 18,400 | -0.5 | -100 |
- | - | - | - |
| 1977 | 18,900 | 2.7 | 500 |
- | - | - | - |
| 1978 | 19,000 | 0.5 | 100 |
- | - | - | - |
| 1979 | 18,800 | -1.1 | -200 |
- | - | - | - |
| 1980 | 18,822 | 0.1 | 22 |
- | - | - | - |
| 1981 | 19,174 | 1.9 | 352 |
314 | 280 | - | - |
| 1982 | 19,389 | 1.1 | 215 |
254 | 223 | - | - |
| 1983 | 19,717 | 1.7 | 328 |
259 | 229 | - | - |
| 1984 | 19,921 | 1.0 | 204 |
250 | 237 | - | - |
| 1985 | 20,183 | 1.3 | 262 |
246 | 232 | - | - |
| 1986 | 20,320 | 0.7 | 137 |
255 | 240 | - | - |
| 1987 | 20,812 | 2.4 | 492 |
269 | 239 | - | - |
| 1988 | 21,203 | 1.9 | 391 |
281 | 231 | - | - |
| 1989 | 21,452 | 1.2 | 249 |
283 | 231 | - | - |
| 1990 | 21,826 | 1.7 | 374 |
212 | 170 | - | - |
| 1991 | 22,487 | 3.0 | 661 |
363 | 311 | 0 | 513 |
| 1992 | 22,817 | 1.5 | 330 |
328 | 281 | 2 | 203 |
| 1993 | 23,293 | 2.1 | 476 |
318 | 275 | -1 | 363 |
| 1994 | 24,230 | 4.0 | 937 |
311 | 262 | 2 | 812 |
| 1995 | 25,001 | 3.2 | 771 |
312 | 265 | 2 | 623 |
| 1996 | 25,780 | 3.1 | 779 |
339 | 294 | 5 | 628 |
| 1997 | 26,099 | 1.2 | 319 |
306 | 276 | 11 | 176 |
| 1998 | 26,409 | 1.2 | 310 |
326 | 277 | 16 | 117 |
| 1999 | 26,707 | 1.1 | 298 |
310 | 278 | 12 | 145 |
| 2000 | 26,992 | 1.1 | 285 |
- | - | - | - |
| 2001 | 27,436 | 1.6 | 444 |
449 | 311 | 41 | 293 |
| 2002 | 27,791 | 1.3 | 355 |
337 | 311 | 31 | 311 |
| 2003 | 28,242 | 1.6 | 451 |
343 | 315 | 26 | 409 |
| 2004 | 28,528 | 1.0 | 286 |
376 | 308 | 22 | 219 |
| 2005 | 29,079 | 1.9 | 551 |
393 | 318 | 24 | 475 |
| 2006 | 29,698 | 2.1 | 619 |
395 | 306 | 27 | 516 |
| 2007 | 30,216 | 1.7 | 518 |
439 | 323 | 25 | 379 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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