Lyon County, KS Population and Components of Change
| Date |
Population |
% Change |
Components of Change |
Total Population Change |
Births |
Deaths |
Inter- national Immigra- tion |
Net Domestic Migration |
| 1970 | 32,071 | - | - |
- | - | - | - |
| 1971 | 33,000 | 2.9 | 929 |
- | - | - | - |
| 1972 | 32,900 | -0.3 | -100 |
- | - | - | - |
| 1973 | 32,900 | 0.0 | 0 |
- | - | - | - |
| 1974 | 33,100 | 0.6 | 200 |
- | - | - | - |
| 1975 | 32,000 | -3.3 | -1,100 |
- | - | - | - |
| 1976 | 32,400 | 1.3 | 400 |
- | - | - | - |
| 1977 | 34,000 | 4.9 | 1,600 |
- | - | - | - |
| 1978 | 34,400 | 1.2 | 400 |
- | - | - | - |
| 1979 | 34,600 | 0.6 | 200 |
- | - | - | - |
| 1980 | 35,108 | 1.5 | 508 |
- | - | - | - |
| 1981 | 35,887 | 2.2 | 779 |
825 | 387 | - | - |
| 1982 | 36,688 | 2.2 | 801 |
672 | 297 | - | - |
| 1983 | 36,812 | 0.3 | 124 |
658 | 303 | - | - |
| 1984 | 37,617 | 2.2 | 805 |
682 | 276 | - | - |
| 1985 | 35,945 | -4.4 | -1,672 |
657 | 272 | - | - |
| 1986 | 34,820 | -3.1 | -1,125 |
593 | 291 | - | - |
| 1987 | 34,874 | 0.2 | 54 |
586 | 278 | - | - |
| 1988 | 34,781 | -0.3 | -93 |
565 | 264 | - | - |
| 1989 | 34,887 | 0.3 | 106 |
534 | 269 | - | - |
| 1990 | 34,732 | -0.4 | -155 |
387 | 203 | - | - |
| 1991 | 34,748 | 0.0 | 16 |
654 | 357 | 53 | -584 |
| 1992 | 34,950 | 0.6 | 202 |
545 | 267 | 35 | -305 |
| 1993 | 35,472 | 1.5 | 522 |
521 | 289 | 72 | 6 |
| 1994 | 35,465 | 0.0 | -7 |
496 | 285 | 84 | -493 |
| 1995 | 35,672 | 0.6 | 207 |
495 | 276 | 68 | -277 |
| 1996 | 35,632 | -0.1 | -40 |
493 | 348 | 86 | -472 |
| 1997 | 35,513 | -0.3 | -119 |
510 | 298 | 93 | -637 |
| 1998 | 35,524 | 0.0 | 11 |
534 | 302 | 86 | -525 |
| 1999 | 35,773 | 0.7 | 249 |
529 | 308 | 108 | -321 |
| 2000 | 35,935 | 0.5 | 162 |
- | - | - | - |
| 2001 | 36,001 | 0.2 | 66 |
686 | 369 | 240 | -462 |
| 2002 | 35,750 | -0.7 | -251 |
523 | 302 | 183 | -641 |
| 2003 | 35,756 | 0.0 | 6 |
552 | 294 | 165 | -390 |
| 2004 | 35,901 | 0.4 | 145 |
521 | 281 | 149 | -213 |
| 2005 | 35,773 | -0.4 | -128 |
548 | 301 | 153 | -505 |
| 2006 | 35,615 | -0.4 | -158 |
567 | 309 | 154 | -555 |
| 2007 | 35,846 | 0.6 | 231 |
536 | 292 | 143 | -137 |
| 2008 | 35,562 | -0.8 | -284 |
568 | 273 | 145 | -713 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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