(CO-2000-4) County Population Estimates for April 1, 2000 and Demographic Components of Population Change: April 1, 1990 Census to April 1, 2000 Estimate The 4/1/1990 Census figure shown in this table is the population estimates base. It is an update of the 4/1/1990 Census figure shown in previous Census Bureau reports and reflects the governmental unit boundaries legally effective as of January 1, 2000, including any post-1990 corrections and other changes due to annexations, new incorporations, or mergers. The 4/1/2000 Estimates were created without knowledge of the Census 2000 results. The 4/1/2000 Census figure is included in this table for comparative purposes. Source: Population Estimates Program, Population Division, U.S. Census Bureau, Washington, DC 20233 Contact: Statistical Information Staff, Population Division, U.S. Census Bureau (301-763-2422 or pop@census.gov) Internet Release Date: November 1, 2005 ------4/1/1990 Census to 4/1/2000 Estimate------ Net Net 4/1/2000 4/1/2000 4/1/1990 International Domestic FIPS State/County Code and Area Name Census Estimate Census Births Deaths Migration Migration 25 Massachusetts..................... 6,349,097 6,196,433 6,016,425 839,120 549,599 165,455 -257,580 25001 Barnstable County, MA............. 222,230 214,588 186,605 21,789 24,727 1,284 30,219 25003 Berkshire County, MA.............. 134,953 131,386 139,352 15,012 15,281 678 -7,952 25005 Bristol County, MA................ 534,678 522,044 506,325 69,819 48,083 -720 -3,383 25007 Dukes County, MA.................. 14,987 14,282 11,639 1,559 1,215 203 2,117 25009 Essex County, MA.................. 723,419 707,614 670,080 99,090 63,169 19,215 -15,243 25011 Franklin County, MA............... 71,535 70,773 70,086 8,134 6,682 425 -955 25013 Hampden County, MA................ 456,228 437,528 456,310 62,777 46,038 8,315 -42,294 25015 Hampshire County, MA.............. 152,251 149,924 146,568 14,362 11,262 1,575 -769 25017 Middlesex County, MA.............. 1,465,396 1,431,773 1,398,468 195,714 114,688 47,091 -91,082 25019 Nantucket County, MA.............. 9,520 8,374 6,012 1,053 677 262 1,724 25021 Norfolk County, MA................ 650,308 645,510 616,087 84,576 56,021 17,159 -14,441 25023 Plymouth County, MA............... 472,822 476,441 435,276 65,379 37,036 4,820 9,453 25025 Suffolk County, MA................ 689,807 641,933 663,906 97,818 58,711 53,583 -113,205 25027 Worcester County, MA.............. 750,963 744,263 709,711 102,036 66,008 11,565 -11,769