Boston-Worcester-Lawrence-Lowell-Brocktn, MA-NH Population by Decades
| Date |
Population |
Population
Change |
Annual
% Change |
| 1900 | 2,601,749 | - | - |
| 1910 | 3,105,064 | 503,315 | 1.8 |
| 1920 | 3,512,775 | 407,711 | 1.2 |
| 1930 | 3,862,564 | 349,789 | 1.0 |
| 1940 | 3,940,645 | 78,081 | 0.2 |
| 1950 | 4,271,927 | 331,282 | 0.8 |
| 1960 | 4,676,312 | 404,385 | 0.9 |
| 1970 | 5,224,303 | 547,991 | 1.1 |
| 1980 | 5,336,186 | 111,883 | 0.2 |
| 1990 | 5,685,998 | 349,812 | 0.6 |
| 2000 | 6,057,826 | 371,828 | 0.6 |
Source: U.S. Bureau of Census
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