Brown County, SD Population and Components of Change
| Date |
Population |
% Change |
Components of Change |
Total Population Change |
Births |
Deaths |
Inter- national Immigra- tion |
Net Domestic Migration |
| 1970 | 36,920 | - | - |
- | - | - | - |
| 1971 | 37,600 | 1.8 | 680 |
- | - | - | - |
| 1972 | 38,000 | 1.1 | 400 |
- | - | - | - |
| 1973 | 37,800 | -0.5 | -200 |
- | - | - | - |
| 1974 | 38,300 | 1.3 | 500 |
- | - | - | - |
| 1975 | 37,700 | -1.6 | -600 |
- | - | - | - |
| 1976 | 37,300 | -1.1 | -400 |
- | - | - | - |
| 1977 | 37,400 | 0.3 | 100 |
- | - | - | - |
| 1978 | 37,500 | 0.3 | 100 |
- | - | - | - |
| 1979 | 36,500 | -2.7 | -1,000 |
- | - | - | - |
| 1980 | 36,962 | 1.3 | 462 |
- | - | - | - |
| 1981 | 37,115 | 0.4 | 153 |
813 | 415 | - | - |
| 1982 | 37,045 | -0.2 | -70 |
669 | 314 | - | - |
| 1983 | 36,629 | -1.1 | -416 |
617 | 306 | - | - |
| 1984 | 36,619 | 0.0 | -10 |
558 | 318 | - | - |
| 1985 | 36,542 | -0.2 | -77 |
566 | 340 | - | - |
| 1986 | 36,519 | -0.1 | -23 |
547 | 328 | - | - |
| 1987 | 36,465 | -0.1 | -54 |
523 | 325 | - | - |
| 1988 | 36,407 | -0.2 | -58 |
501 | 342 | - | - |
| 1989 | 36,017 | -1.1 | -390 |
509 | 318 | - | - |
| 1990 | 35,580 | -1.2 | -437 |
387 | 224 | - | - |
| 1991 | 35,614 | 0.1 | 34 |
585 | 390 | -2 | -220 |
| 1992 | 35,755 | 0.4 | 141 |
496 | 352 | 10 | -52 |
| 1993 | 35,973 | 0.6 | 218 |
467 | 372 | 3 | 78 |
| 1994 | 36,085 | 0.3 | 112 |
452 | 360 | 6 | -26 |
| 1995 | 36,104 | 0.1 | 19 |
449 | 327 | 10 | -157 |
| 1996 | 36,173 | 0.2 | 69 |
461 | 317 | 10 | -134 |
| 1997 | 36,087 | -0.2 | -86 |
492 | 359 | 9 | -281 |
| 1998 | 35,826 | -0.7 | -261 |
468 | 360 | 13 | -396 |
| 1999 | 35,705 | -0.3 | -121 |
476 | 361 | 9 | -288 |
| 2000 | 35,460 | -0.7 | -245 |
- | - | - | - |
| 2001 | 35,115 | -1.0 | -345 |
565 | 466 | 14 | -432 |
| 2002 | 34,907 | -0.6 | -208 |
414 | 348 | 10 | -259 |
| 2003 | 34,847 | -0.2 | -60 |
483 | 325 | 7 | -188 |
| 2004 | 34,869 | 0.1 | 22 |
459 | 337 | 9 | -84 |
| 2005 | 34,875 | 0.0 | 6 |
454 | 376 | 7 | -45 |
| 2006 | 34,861 | 0.0 | -14 |
458 | 331 | 8 | -134 |
| 2007 | 35,128 | 0.8 | 267 |
524 | 349 | 8 | 76 |
| 2008 | 35,154 | 0.1 | 26 |
513 | 340 | 8 | -172 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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