Montgomery County, PA
Population and Components of Change
| Date |
Population |
%
Change |
Components of Change |
Total
Population
Change |
Births |
Deaths |
Inter-
national
Immigra-
tion |
Net
Domestic
Migration |
| 1970 | 624,080 | - | - |
- | - | - | - |
| 1971 | 628,700 | 0.7 | 4,620 |
- | - | - | - |
| 1972 | 628,800 | 0.0 | 100 |
- | - | - | - |
| 1973 | 635,700 | 1.1 | 6,900 |
- | - | - | - |
| 1974 | 635,400 | 0.0 | -300 |
- | - | - | - |
| 1975 | 637,100 | 0.3 | 1,700 |
- | - | - | - |
| 1976 | 638,500 | 0.2 | 1,400 |
- | - | - | - |
| 1977 | 637,300 | -0.2 | -1,200 |
- | - | - | - |
| 1978 | 637,400 | 0.0 | 100 |
- | - | - | - |
| 1979 | 639,400 | 0.3 | 2,000 |
- | - | - | - |
| 1980 | 643,377 | 0.6 | 3,977 |
- | - | - | - |
| 1981 | 647,462 | 0.6 | 4,085 |
9,994 | 7,440 | - | - |
| 1982 | 647,181 | 0.0 | -281 |
8,277 | 5,856 | - | - |
| 1983 | 649,045 | 0.3 | 1,864 |
8,346 | 5,887 | - | - |
| 1984 | 652,840 | 0.6 | 3,795 |
8,488 | 6,010 | - | - |
| 1985 | 654,618 | 0.3 | 1,778 |
8,728 | 6,145 | - | - |
| 1986 | 660,942 | 1.0 | 6,324 |
8,937 | 6,209 | - | - |
| 1987 | 667,473 | 1.0 | 6,531 |
9,165 | 6,180 | - | - |
| 1988 | 673,289 | 0.9 | 5,816 |
9,463 | 6,208 | - | - |
| 1989 | 676,136 | 0.4 | 2,847 |
9,629 | 6,168 | - | - |
| 1990 | 678,193 | 0.3 | 2,057 |
7,208 | 4,574 | - | - |
| 1991 | 687,827 | 1.4 | 9,634 |
12,397 | 7,443 | 759 | 1,109 |
| 1992 | 694,808 | 1.0 | 6,981 |
9,465 | 6,125 | 714 | 454 |
| 1993 | 701,715 | 1.0 | 6,907 |
9,294 | 6,262 | 608 | 795 |
| 1994 | 709,642 | 1.1 | 7,927 |
9,167 | 6,660 | 797 | 2,284 |
| 1995 | 716,829 | 1.0 | 7,187 |
9,417 | 6,500 | 850 | 986 |
| 1996 | 724,604 | 1.1 | 7,775 |
9,362 | 6,641 | 902 | 1,870 |
| 1997 | 729,993 | 0.7 | 5,389 |
9,088 | 6,904 | 1,129 | -113 |
| 1998 | 738,578 | 1.2 | 8,585 |
8,997 | 6,623 | 1,182 | 2,431 |
| 1999 | 744,683 | 0.8 | 6,105 |
9,092 | 6,733 | 1,215 | 1,242 |
| 2000 | 750,097 | 0.7 | 5,414 |
- | - | - | - |
| 2001 | 758,095 | 1.1 | 7,998 |
11,875 | 8,799 | 2,209 | 4,446 |
| 2002 | 763,730 | 0.7 | 5,635 |
9,407 | 6,986 | 1,649 | 2,143 |
| 2003 | 768,959 | 0.7 | 5,229 |
9,688 | 7,050 | 1,343 | 2,189 |
| 2004 | 771,667 | 0.4 | 2,708 |
9,688 | 7,152 | 1,408 | -842 |
| 2005 | 773,235 | 0.2 | 1,568 |
9,497 | 7,228 | 1,358 | -1,402 |
| 2006 | 773,866 | 0.1 | 631 |
9,227 | 7,085 | 1,459 | -2,711 |
| 2007 | 776,172 | 0.3 | 2,306 |
9,112 | 7,034 | 1,417 | -1,370 |
Note: Decade years represent April 1, Census data, not the mid-year estimates.
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