St. Mary's County, MD Population and Components of Change
| Date |
Population |
% Change |
Components of Change |
Total Population Change |
Births |
Deaths |
Inter- national Immigra- tion |
Net Domestic Migration |
| 1970 | 47,388 | - | - |
- | - | - | - |
| 1971 | 50,100 | 5.7 | 2,712 |
- | - | - | - |
| 1972 | 50,800 | 1.4 | 700 |
- | - | - | - |
| 1973 | 49,900 | -1.8 | -900 |
- | - | - | - |
| 1974 | 51,700 | 3.6 | 1,800 |
- | - | - | - |
| 1975 | 52,700 | 1.9 | 1,000 |
- | - | - | - |
| 1976 | 53,700 | 1.9 | 1,000 |
- | - | - | - |
| 1977 | 54,500 | 1.5 | 800 |
- | - | - | - |
| 1978 | 56,700 | 4.0 | 2,200 |
- | - | - | - |
| 1979 | 58,500 | 3.2 | 1,800 |
- | - | - | - |
| 1980 | 59,895 | 2.4 | 1,395 |
- | - | - | - |
| 1981 | 61,182 | 2.1 | 1,287 |
1,353 | 458 | - | - |
| 1982 | 61,697 | 0.8 | 515 |
1,123 | 386 | - | - |
| 1983 | 62,450 | 1.2 | 753 |
1,129 | 379 | - | - |
| 1984 | 63,245 | 1.3 | 795 |
1,127 | 370 | - | - |
| 1985 | 64,618 | 2.2 | 1,373 |
1,167 | 353 | - | - |
| 1986 | 66,570 | 3.0 | 1,952 |
1,176 | 421 | - | - |
| 1987 | 69,083 | 3.8 | 2,513 |
1,218 | 470 | - | - |
| 1988 | 71,785 | 3.9 | 2,702 |
1,279 | 440 | - | - |
| 1989 | 74,130 | 3.3 | 2,345 |
1,345 | 452 | - | - |
| 1990 | 75,974 | 2.5 | 1,844 |
1,052 | 362 | - | - |
| 1991 | 77,952 | 2.6 | 1,978 |
1,699 | 529 | 43 | 1,100 |
| 1992 | 78,815 | 1.1 | 863 |
1,393 | 470 | 21 | -136 |
| 1993 | 77,994 | -1.0 | -821 |
1,285 | 489 | 49 | -1,608 |
| 1994 | 78,737 | 1.0 | 743 |
1,286 | 487 | 33 | 31 |
| 1995 | 79,222 | 0.6 | 485 |
1,273 | 503 | 20 | -81 |
| 1996 | 80,633 | 1.8 | 1,411 |
1,180 | 535 | 50 | 1,080 |
| 1997 | 83,165 | 3.1 | 2,532 |
1,237 | 555 | 77 | 2,030 |
| 1998 | 84,967 | 2.2 | 1,802 |
1,168 | 550 | 67 | 1,458 |
| 1999 | 85,627 | 0.8 | 660 |
1,237 | 549 | 87 | 365 |
| 2000 | 86,211 | 0.7 | 584 |
- | - | - | - |
| 2001 | 87,471 | 1.5 | 1,260 |
1,531 | 743 | 84 | 440 |
| 2002 | 89,898 | 2.8 | 2,427 |
1,352 | 590 | -98 | 1,791 |
| 2003 | 92,659 | 3.1 | 2,761 |
1,341 | 622 | -355 | 2,359 |
| 2004 | 94,949 | 2.5 | 2,290 |
1,397 | 600 | 218 | 1,362 |
| 2005 | 96,967 | 2.1 | 2,018 |
1,436 | 649 | 9 | 1,296 |
| 2006 | 98,605 | 1.7 | 1,638 |
1,438 | 663 | 122 | 780 |
| 2007 | 100,378 | 1.8 | 1,773 |
1,579 | 659 | 14 | 835 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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