Clinton County, IL Population and Components of Change
| Date |
Population |
% Change |
Components of Change |
Total Population Change |
Births |
Deaths |
Inter- national Immigra- tion |
Net Domestic Migration |
| 1970 | 28,315 | - | - |
- | - | - | - |
| 1971 | 28,400 | 0.3 | 85 |
- | - | - | - |
| 1972 | 29,100 | 2.5 | 700 |
- | - | - | - |
| 1973 | 29,400 | 1.0 | 300 |
- | - | - | - |
| 1974 | 29,700 | 1.0 | 300 |
- | - | - | - |
| 1975 | 29,900 | 0.7 | 200 |
- | - | - | - |
| 1976 | 30,600 | 2.3 | 700 |
- | - | - | - |
| 1977 | 31,100 | 1.6 | 500 |
- | - | - | - |
| 1978 | 31,500 | 1.3 | 400 |
- | - | - | - |
| 1979 | 32,100 | 1.9 | 600 |
- | - | - | - |
| 1980 | 32,617 | 1.6 | 517 |
- | - | - | - |
| 1981 | 33,666 | 3.2 | 1,049 |
679 | 366 | - | - |
| 1982 | 33,597 | -0.2 | -69 |
511 | 276 | - | - |
| 1983 | 33,648 | 0.2 | 51 |
508 | 273 | - | - |
| 1984 | 33,935 | 0.9 | 287 |
525 | 279 | - | - |
| 1985 | 33,781 | -0.5 | -154 |
508 | 300 | - | - |
| 1986 | 33,869 | 0.3 | 88 |
473 | 272 | - | - |
| 1987 | 33,720 | -0.4 | -149 |
452 | 247 | - | - |
| 1988 | 33,835 | 0.3 | 115 |
441 | 264 | - | - |
| 1989 | 33,879 | 0.1 | 44 |
439 | 274 | - | - |
| 1990 | 33,944 | 0.2 | 65 |
332 | 217 | - | - |
| 1991 | 34,029 | 0.3 | 85 |
551 | 355 | 1 | -84 |
| 1992 | 34,237 | 0.6 | 208 |
445 | 308 | 0 | 71 |
| 1993 | 34,750 | 1.5 | 513 |
436 | 294 | 1 | 382 |
| 1994 | 34,885 | 0.4 | 135 |
447 | 324 | 0 | 16 |
| 1995 | 35,139 | 0.7 | 254 |
411 | 308 | 6 | 156 |
| 1996 | 35,227 | 0.3 | 88 |
417 | 279 | 2 | -28 |
| 1997 | 35,264 | 0.1 | 37 |
412 | 290 | 15 | -93 |
| 1998 | 35,589 | 0.9 | 325 |
433 | 278 | 15 | 200 |
| 1999 | 35,533 | -0.2 | -56 |
411 | 291 | 13 | -114 |
| 2000 | 35,535 | 0.0 | 2 |
- | - | - | - |
| 2001 | 35,639 | 0.3 | 104 |
509 | 387 | 19 | -4 |
| 2002 | 35,741 | 0.3 | 102 |
368 | 311 | 7 | 64 |
| 2003 | 35,849 | 0.3 | 108 |
396 | 358 | -19 | 130 |
| 2004 | 35,972 | 0.3 | 123 |
403 | 323 | 26 | 35 |
| 2005 | 36,020 | 0.1 | 48 |
434 | 298 | 13 | -72 |
| 2006 | 36,369 | 1.0 | 349 |
420 | 330 | 19 | 253 |
| 2007 | 36,450 | 0.2 | 81 |
466 | 347 | 8 | -51 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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