Suffolk County, NY Population and Components of Change
| Date |
Population |
% Change |
Components of Change |
Total Population Change |
Births |
Deaths |
Inter- national Immigra- tion |
Net Domestic Migration |
| 1970 | 1,127,030 | - | - |
- | - | - | - |
| 1971 | 1,155,800 | 2.6 | 28,770 |
- | - | - | - |
| 1972 | 1,174,900 | 1.7 | 19,100 |
- | - | - | - |
| 1973 | 1,198,800 | 2.0 | 23,900 |
- | - | - | - |
| 1974 | 1,215,800 | 1.4 | 17,000 |
- | - | - | - |
| 1975 | 1,242,700 | 2.2 | 26,900 |
- | - | - | - |
| 1976 | 1,257,900 | 1.2 | 15,200 |
- | - | - | - |
| 1977 | 1,272,800 | 1.2 | 14,900 |
- | - | - | - |
| 1978 | 1,280,700 | 0.6 | 7,900 |
- | - | - | - |
| 1979 | 1,286,700 | 0.5 | 6,000 |
- | - | - | - |
| 1980 | 1,284,231 | -0.2 | -2,469 |
- | - | - | - |
| 1981 | 1,286,411 | 0.2 | 2,180 |
20,680 | 11,995 | - | - |
| 1982 | 1,288,825 | 0.2 | 2,414 |
16,562 | 9,515 | - | - |
| 1983 | 1,298,366 | 0.7 | 9,541 |
16,647 | 9,780 | - | - |
| 1984 | 1,303,501 | 0.4 | 5,135 |
16,846 | 10,073 | - | - |
| 1985 | 1,306,894 | 0.3 | 3,393 |
17,264 | 10,232 | - | - |
| 1986 | 1,309,200 | 0.2 | 2,306 |
17,751 | 10,377 | - | - |
| 1987 | 1,310,592 | 0.1 | 1,392 |
18,308 | 10,415 | - | - |
| 1988 | 1,319,883 | 0.7 | 9,291 |
19,320 | 10,585 | - | - |
| 1989 | 1,322,291 | 0.2 | 2,408 |
20,449 | 10,629 | - | - |
| 1990 | 1,321,339 | -0.1 | -952 |
15,745 | 7,858 | - | - |
| 1991 | 1,326,777 | 0.4 | 5,438 |
26,719 | 13,066 | 3,086 | -13,666 |
| 1992 | 1,336,663 | 0.7 | 9,886 |
21,174 | 10,572 | 2,955 | -5,551 |
| 1993 | 1,346,667 | 0.7 | 10,004 |
20,715 | 10,884 | 3,875 | -5,676 |
| 1994 | 1,354,011 | 0.5 | 7,344 |
20,243 | 10,836 | 3,255 | -7,315 |
| 1995 | 1,361,391 | 0.5 | 7,380 |
20,567 | 10,981 | 2,551 | -6,945 |
| 1996 | 1,368,366 | 0.5 | 6,975 |
20,227 | 11,022 | 3,181 | -7,288 |
| 1997 | 1,377,203 | 0.6 | 8,837 |
19,891 | 11,029 | 3,568 | -5,781 |
| 1998 | 1,390,729 | 1.0 | 13,526 |
19,553 | 10,640 | 3,009 | -1,104 |
| 1999 | 1,406,161 | 1.1 | 15,432 |
19,468 | 10,486 | 3,040 | 1,813 |
| 2000 | 1,419,369 | 0.9 | 13,208 |
- | - | - | - |
| 2001 | 1,438,940 | 1.4 | 19,571 |
25,281 | 13,791 | 6,052 | 3,074 |
| 2002 | 1,450,211 | 0.8 | 11,271 |
19,976 | 11,594 | 4,740 | -707 |
| 2003 | 1,460,440 | 0.7 | 10,229 |
19,931 | 11,552 | 4,126 | -208 |
| 2004 | 1,465,080 | 0.3 | 4,640 |
19,861 | 11,548 | 3,797 | -6,561 |
| 2005 | 1,461,334 | -0.3 | -3,746 |
19,311 | 11,338 | 3,859 | -14,457 |
| 2006 | 1,456,783 | -0.3 | -4,551 |
18,618 | 11,293 | 3,991 | -15,373 |
| 2007 | 1,453,229 | -0.2 | -3,554 |
18,536 | 11,445 | 3,966 | -14,833 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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