Mason 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 | 16,180 | - | - |
- | - | - | - |
| 1971 | 16,700 | 3.2 | 520 |
- | - | - | - |
| 1972 | 17,200 | 3.0 | 500 |
- | - | - | - |
| 1973 | 17,200 | 0.0 | 0 |
- | - | - | - |
| 1974 | 17,700 | 2.9 | 500 |
- | - | - | - |
| 1975 | 18,300 | 3.4 | 600 |
- | - | - | - |
| 1976 | 19,000 | 3.8 | 700 |
- | - | - | - |
| 1977 | 19,500 | 2.6 | 500 |
- | - | - | - |
| 1978 | 19,800 | 1.5 | 300 |
- | - | - | - |
| 1979 | 19,500 | -1.5 | -300 |
- | - | - | - |
| 1980 | 19,492 | 0.0 | -8 |
- | - | - | - |
| 1981 | 19,285 | -1.1 | -207 |
340 | 240 | - | - |
| 1982 | 18,797 | -2.5 | -488 |
261 | 182 | - | - |
| 1983 | 18,448 | -1.9 | -349 |
245 | 182 | - | - |
| 1984 | 17,906 | -2.9 | -542 |
225 | 173 | - | - |
| 1985 | 17,520 | -2.2 | -386 |
212 | 170 | - | - |
| 1986 | 16,994 | -3.0 | -526 |
205 | 185 | - | - |
| 1987 | 16,625 | -2.2 | -369 |
204 | 193 | - | - |
| 1988 | 16,432 | -1.2 | -193 |
205 | 191 | - | - |
| 1989 | 16,238 | -1.2 | -194 |
207 | 186 | - | - |
| 1990 | 16,269 | 0.2 | 31 |
155 | 134 | - | - |
| 1991 | 16,353 | 0.5 | 84 |
265 | 224 | 2 | 147 |
| 1992 | 16,419 | 0.4 | 66 |
231 | 175 | -1 | 97 |
| 1993 | 16,432 | 0.1 | 13 |
183 | 202 | 21 | 88 |
| 1994 | 16,374 | -0.4 | -58 |
204 | 195 | 9 | 5 |
| 1995 | 16,344 | -0.2 | -30 |
207 | 220 | 1 | 76 |
| 1996 | 16,262 | -0.5 | -82 |
190 | 196 | 13 | -6 |
| 1997 | 16,297 | 0.2 | 35 |
194 | 184 | 1 | 107 |
| 1998 | 16,194 | -0.6 | -103 |
185 | 186 | 1 | -18 |
| 1999 | 16,082 | -0.7 | -112 |
193 | 186 | 1 | -40 |
| 2000 | 16,038 | -0.3 | -44 |
- | - | - | - |
| 2001 | 15,968 | -0.4 | -70 |
223 | 250 | 0 | -28 |
| 2002 | 15,856 | -0.7 | -112 |
180 | 200 | -2 | -79 |
| 2003 | 15,719 | -0.9 | -137 |
194 | 190 | -5 | -124 |
| 2004 | 15,672 | -0.3 | -47 |
211 | 196 | 2 | -56 |
| 2005 | 15,465 | -1.3 | -207 |
178 | 197 | 1 | -176 |
| 2006 | 15,187 | -1.8 | -278 |
169 | 197 | 1 | -247 |
| 2007 | 15,151 | -0.2 | -36 |
185 | 198 | -1 | -28 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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