Barnwell County, SC
Population and Components of Change
| Date |
Population |
%
Change |
Components of Change |
Total
Population
Change |
Births |
Deaths |
Inter-
national
Immigra-
tion |
Net
Domestic
Migration |
| 1970 | 17,176 | - | - |
- | - | - | - |
| 1971 | 17,300 | 0.7 | 124 |
- | - | - | - |
| 1972 | 17,800 | 2.9 | 500 |
- | - | - | - |
| 1973 | 18,400 | 3.4 | 600 |
- | - | - | - |
| 1974 | 19,000 | 3.3 | 600 |
- | - | - | - |
| 1975 | 19,700 | 3.7 | 700 |
- | - | - | - |
| 1976 | 19,300 | -2.0 | -400 |
- | - | - | - |
| 1977 | 19,500 | 1.0 | 200 |
- | - | - | - |
| 1978 | 20,100 | 3.1 | 600 |
- | - | - | - |
| 1979 | 20,500 | 2.0 | 400 |
- | - | - | - |
| 1980 | 19,868 | -3.1 | -632 |
- | - | - | - |
| 1981 | 19,864 | 0.0 | -4 |
436 | 217 | - | - |
| 1982 | 19,731 | -0.7 | -133 |
337 | 180 | - | - |
| 1983 | 19,647 | -0.4 | -84 |
318 | 185 | - | - |
| 1984 | 19,770 | 0.6 | 123 |
312 | 190 | - | - |
| 1985 | 19,961 | 1.0 | 191 |
314 | 196 | - | - |
| 1986 | 20,160 | 1.0 | 199 |
312 | 208 | - | - |
| 1987 | 20,006 | -0.8 | -154 |
330 | 202 | - | - |
| 1988 | 19,973 | -0.2 | -33 |
362 | 193 | - | - |
| 1989 | 20,020 | 0.2 | 47 |
353 | 195 | - | - |
| 1990 | 20,293 | 1.4 | 273 |
257 | 145 | - | - |
| 1991 | 20,870 | 2.8 | 577 |
420 | 265 | 9 | 217 |
| 1992 | 21,428 | 2.7 | 558 |
339 | 222 | 9 | 269 |
| 1993 | 21,789 | 1.7 | 361 |
352 | 218 | 10 | 47 |
| 1994 | 22,158 | 1.7 | 369 |
356 | 187 | 5 | 20 |
| 1995 | 22,353 | 0.9 | 195 |
323 | 220 | 8 | -88 |
| 1996 | 22,588 | 1.1 | 235 |
313 | 222 | 7 | -35 |
| 1997 | 23,046 | 2.0 | 458 |
358 | 237 | 16 | 129 |
| 1998 | 23,266 | 1.0 | 220 |
375 | 229 | 13 | -103 |
| 1999 | 23,377 | 0.5 | 111 |
373 | 260 | 15 | -165 |
| 2000 | 23,478 | 0.4 | 101 |
- | - | - | - |
| 2001 | 23,395 | -0.4 | -83 |
407 | 286 | 4 | -187 |
| 2002 | 23,199 | -0.8 | -196 |
350 | 255 | 3 | -281 |
| 2003 | 23,259 | 0.3 | 60 |
341 | 258 | 1 | 10 |
| 2004 | 23,047 | -0.9 | -212 |
322 | 236 | 4 | -280 |
| 2005 | 23,041 | 0.0 | -6 |
345 | 248 | 3 | -85 |
| 2006 | 22,955 | -0.4 | -86 |
291 | 242 | 3 | -127 |
| 2007 | 22,961 | 0.0 | 6 |
338 | 222 | 2 | -119 |
| 2008 | 22,872 | -0.4 | -89 |
326 | 274 | 4 | -156 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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