Hancock 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 | 23,664 | - | - |
- | - | - | - |
| 1971 | 23,200 | -2.0 | -464 |
- | - | - | - |
| 1972 | 22,800 | -1.7 | -400 |
- | - | - | - |
| 1973 | 23,000 | 0.9 | 200 |
- | - | - | - |
| 1974 | 22,800 | -0.9 | -200 |
- | - | - | - |
| 1975 | 22,900 | 0.4 | 100 |
- | - | - | - |
| 1976 | 23,200 | 1.3 | 300 |
- | - | - | - |
| 1977 | 23,400 | 0.9 | 200 |
- | - | - | - |
| 1978 | 23,500 | 0.4 | 100 |
- | - | - | - |
| 1979 | 23,800 | 1.3 | 300 |
- | - | - | - |
| 1980 | 23,877 | 0.3 | 77 |
- | - | - | - |
| 1981 | 24,200 | 1.4 | 323 |
448 | 336 | - | - |
| 1982 | 23,781 | -1.7 | -419 |
335 | 263 | - | - |
| 1983 | 23,562 | -0.9 | -219 |
341 | 253 | - | - |
| 1984 | 23,247 | -1.3 | -315 |
327 | 261 | - | - |
| 1985 | 22,720 | -2.3 | -527 |
296 | 252 | - | - |
| 1986 | 22,308 | -1.8 | -412 |
284 | 259 | - | - |
| 1987 | 22,051 | -1.2 | -257 |
270 | 257 | - | - |
| 1988 | 21,729 | -1.5 | -322 |
265 | 236 | - | - |
| 1989 | 21,441 | -1.3 | -288 |
251 | 235 | - | - |
| 1990 | 21,373 | -0.3 | -68 |
182 | 171 | - | - |
| 1991 | 21,319 | -0.3 | -54 |
321 | 309 | 5 | 8 |
| 1992 | 21,409 | 0.4 | 90 |
296 | 268 | 5 | 112 |
| 1993 | 21,349 | -0.3 | -60 |
221 | 244 | 1 | 20 |
| 1994 | 21,134 | -1.0 | -215 |
265 | 289 | 0 | -134 |
| 1995 | 20,971 | -0.8 | -163 |
222 | 237 | 5 | -106 |
| 1996 | 20,844 | -0.6 | -127 |
208 | 252 | 7 | -5 |
| 1997 | 20,593 | -1.2 | -251 |
220 | 224 | 3 | -175 |
| 1998 | 20,523 | -0.3 | -70 |
222 | 242 | 10 | 15 |
| 1999 | 20,266 | -1.3 | -257 |
219 | 226 | 9 | -188 |
| 2000 | 20,121 | -0.7 | -145 |
- | - | - | - |
| 2001 | 19,946 | -0.9 | -175 |
298 | 294 | 2 | -170 |
| 2002 | 19,608 | -1.7 | -338 |
197 | 218 | 2 | -304 |
| 2003 | 19,409 | -1.0 | -199 |
218 | 235 | 1 | -169 |
| 2004 | 19,247 | -0.8 | -162 |
196 | 221 | 3 | -127 |
| 2005 | 19,073 | -0.9 | -174 |
202 | 198 | 3 | -166 |
| 2006 | 18,956 | -0.6 | -117 |
211 | 219 | 2 | -105 |
| 2007 | 18,839 | -0.6 | -117 |
207 | 223 | 1 | -110 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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