New Castle County, DE
Population and Components of Change
| Date |
Population |
%
Change |
Components of Change |
Total
Population
Change |
Births |
Deaths |
Inter-
national
Immigra-
tion |
Net
Domestic
Migration |
| 1970 | 385,856 | - | - |
- | - | - | - |
| 1971 | 394,700 | 2.3 | 8,844 |
- | - | - | - |
| 1972 | 399,000 | 1.1 | 4,300 |
- | - | - | - |
| 1973 | 401,600 | 0.7 | 2,600 |
- | - | - | - |
| 1974 | 402,500 | 0.2 | 900 |
- | - | - | - |
| 1975 | 404,700 | 0.5 | 2,200 |
- | - | - | - |
| 1976 | 404,600 | 0.0 | -100 |
- | - | - | - |
| 1977 | 404,000 | -0.1 | -600 |
- | - | - | - |
| 1978 | 404,200 | 0.0 | 200 |
- | - | - | - |
| 1979 | 402,200 | -0.5 | -2,000 |
- | - | - | - |
| 1980 | 398,115 | -1.0 | -4,085 |
- | - | - | - |
| 1981 | 399,323 | 0.3 | 1,208 |
7,514 | 4,099 | - | - |
| 1982 | 401,475 | 0.5 | 2,152 |
5,932 | 3,258 | - | - |
| 1983 | 404,700 | 0.8 | 3,225 |
5,920 | 3,220 | - | - |
| 1984 | 408,235 | 0.9 | 3,535 |
5,974 | 3,200 | - | - |
| 1985 | 411,518 | 0.8 | 3,283 |
6,054 | 3,328 | - | - |
| 1986 | 416,660 | 1.2 | 5,142 |
6,146 | 3,463 | - | - |
| 1987 | 422,474 | 1.4 | 5,814 |
6,313 | 3,498 | - | - |
| 1988 | 430,684 | 1.9 | 8,210 |
6,640 | 3,555 | - | - |
| 1989 | 437,788 | 1.6 | 7,104 |
6,945 | 3,662 | - | - |
| 1990 | 441,946 | 0.9 | 4,158 |
5,261 | 2,764 | - | - |
| 1991 | 450,843 | 2.0 | 8,897 |
9,323 | 4,467 | 577 | 1,913 |
| 1992 | 457,210 | 1.4 | 6,367 |
7,224 | 3,699 | 674 | 613 |
| 1993 | 462,245 | 1.1 | 5,035 |
6,974 | 3,774 | 658 | -314 |
| 1994 | 468,297 | 1.3 | 6,052 |
6,797 | 3,802 | 544 | 959 |
| 1995 | 474,435 | 1.3 | 6,138 |
6,714 | 3,839 | 712 | 1,124 |
| 1996 | 479,995 | 1.2 | 5,560 |
6,652 | 3,872 | 786 | 612 |
| 1997 | 485,166 | 1.1 | 5,171 |
6,589 | 4,009 | 964 | 644 |
| 1998 | 490,382 | 1.1 | 5,216 |
6,716 | 4,010 | 866 | 556 |
| 1999 | 496,079 | 1.2 | 5,697 |
6,848 | 4,032 | 870 | 1,074 |
| 2000 | 500,265 | 0.8 | 4,186 |
- | - | - | - |
| 2001 | 505,762 | 1.1 | 5,497 |
8,713 | 5,146 | 2,230 | 123 |
| 2002 | 509,483 | 0.7 | 3,721 |
6,939 | 4,088 | 1,685 | -403 |
| 2003 | 513,471 | 0.8 | 3,988 |
7,207 | 4,038 | 1,422 | 118 |
| 2004 | 517,338 | 0.8 | 3,867 |
7,146 | 4,138 | 1,394 | -288 |
| 2005 | 521,093 | 0.7 | 3,755 |
7,129 | 4,269 | 1,385 | -68 |
| 2006 | 524,735 | 0.7 | 3,642 |
7,322 | 4,024 | 1,458 | -936 |
| 2007 | 528,218 | 0.7 | 3,483 |
7,301 | 4,044 | 1,432 | -1,328 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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