Arapahoe County, CO
Population and Components of Change
| Date |
Population |
%
Change |
Components of Change |
Total
Population
Change |
Births |
Deaths |
Inter-
national
Immigra-
tion |
Net
Domestic
Migration |
| 1970 | 162,142 | - | - |
- | - | - | - |
| 1971 | 171,300 | 5.6 | 9,158 |
- | - | - | - |
| 1972 | 184,700 | 7.8 | 13,400 |
- | - | - | - |
| 1973 | 199,100 | 7.8 | 14,400 |
- | - | - | - |
| 1974 | 208,400 | 4.7 | 9,300 |
- | - | - | - |
| 1975 | 220,000 | 5.6 | 11,600 |
- | - | - | - |
| 1976 | 230,500 | 4.8 | 10,500 |
- | - | - | - |
| 1977 | 242,500 | 5.2 | 12,000 |
- | - | - | - |
| 1978 | 261,200 | 7.7 | 18,700 |
- | - | - | - |
| 1979 | 278,300 | 6.5 | 17,100 |
- | - | - | - |
| 1980 | 293,292 | 5.4 | 14,992 |
- | - | - | - |
| 1981 | 312,603 | 6.6 | 19,311 |
6,326 | 1,697 | - | - |
| 1982 | 330,653 | 5.8 | 18,050 |
5,505 | 1,431 | - | - |
| 1983 | 344,923 | 4.3 | 14,270 |
5,790 | 1,477 | - | - |
| 1984 | 357,164 | 3.5 | 12,241 |
5,948 | 1,508 | - | - |
| 1985 | 369,021 | 3.3 | 11,857 |
6,278 | 1,566 | - | - |
| 1986 | 377,636 | 2.3 | 8,615 |
6,439 | 1,649 | - | - |
| 1987 | 382,074 | 1.2 | 4,438 |
6,342 | 1,679 | - | - |
| 1988 | 382,304 | 0.1 | 230 |
6,269 | 1,694 | - | - |
| 1989 | 384,980 | 0.7 | 2,676 |
6,235 | 1,718 | - | - |
| 1990 | 391,572 | 1.7 | 6,592 |
4,650 | 1,284 | - | - |
| 1991 | 406,279 | 3.8 | 14,707 |
7,940 | 2,290 | 570 | 8,533 |
| 1992 | 420,063 | 3.4 | 13,784 |
6,507 | 1,944 | 740 | 8,178 |
| 1993 | 431,731 | 2.8 | 11,668 |
6,315 | 1,978 | 587 | 6,662 |
| 1994 | 440,965 | 2.1 | 9,234 |
6,200 | 2,169 | 654 | 4,566 |
| 1995 | 446,821 | 1.3 | 5,856 |
6,129 | 2,246 | 900 | 1,158 |
| 1996 | 454,208 | 1.7 | 7,387 |
6,246 | 2,236 | 850 | 2,786 |
| 1997 | 462,681 | 1.9 | 8,473 |
6,070 | 2,434 | 1,092 | 3,666 |
| 1998 | 472,544 | 2.1 | 9,863 |
6,266 | 2,412 | 1,075 | 4,693 |
| 1999 | 482,262 | 2.1 | 9,718 |
6,425 | 2,485 | 1,178 | 4,391 |
| 2000 | 487,967 | 1.2 | 5,705 |
- | - | - | - |
| 2001 | 503,094 | 3.1 | 15,127 |
9,147 | 3,505 | 3,912 | 5,026 |
| 2002 | 510,239 | 1.4 | 7,145 |
7,499 | 2,901 | 2,928 | 42 |
| 2003 | 515,458 | 1.0 | 5,219 |
8,027 | 2,894 | 2,408 | -1,699 |
| 2004 | 521,296 | 1.1 | 5,838 |
8,040 | 2,884 | 2,505 | -1,514 |
| 2005 | 527,276 | 1.1 | 5,980 |
8,114 | 3,057 | 2,420 | -1,119 |
| 2006 | 534,204 | 1.3 | 6,928 |
8,119 | 2,982 | 2,560 | -570 |
| 2007 | 545,089 | 2.0 | 10,885 |
8,259 | 3,095 | 2,491 | 3,239 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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