Middlesex County
2010 Official Count and Latest Estimates
Hover over municipality for details
Percent Change
10%+
9.99% – 5.00%
4.99% – 2.50%
2.49% – 0.00%
-0.01% – -2.49%
-2.50% – -5.39%
The chart below lists population figures for 2010 based on official U.S. Census Bureau – Census 2010 data. Population figures for 2019 are based on U.S. Census Bureau Population Estimates Program data. Note: Cities appear in all capital letters. Towns are in upper/lower case letters.
| Municipality | April 1, 2010 Census |
Population Estimate as of July 1, 2019 |
Percent Change 2010-2019 |
|---|---|---|---|
| Acton | 21,924 | 23,662 | 7.99% |
| Arlington | 42,844 | 45,531 | 6.32% |
| Ashby | 3,074 | 3,219 | 4.61% |
| Ashland | 16,593 | 17,807 | 7.17% |
| Ayer | 7,427 | 8,196 | 10.38% |
| Bedford | 13,320 | 14,123 | 6.06% |
| Belmont | 24,729 | 26,116 | 5.95% |
| Billerica | 40,243 | 43,367 | 7.78% |
| Boxborough | 4,996 | 5,793 | 15.58% |
| Burlington | 24,498 | 28,627 | 16.88% |
| Cambridge | 105,162 | 118,927 | 13.10% |
| Carlisle | 4,852 | 5,252 | 8.24% |
| Chelmsford | 33,802 | 35,391 | 4.73% |
| Concord | 17,668 | 18,918 | 7.00% |
| Dracut | 29,457 | 31,634 | 7.57% |
| Dunstable | 3,179 | 3,403 | 7.05% |
| Everett | 41,667 | 46,451 | 11.79% |
| Framingham | 68,318 | 74,416 | 8.92% |
| Groton | 10,646 | 11,325 | 6.41% |
| Holliston | 13,547 | 14,912 | 10.08% |
| Hopkinton | 14,925 | 18,470 | 23.88% |
| Hudson | 19,063 | 19,864 | 4.14% |
| Lexington | 31,394 | 33,132 | 5.50% |
| Lincoln | 6,362 | 7,052 | 10.69% |
| Littleton | 8,924 | 10,227 | 14.78% |
| Lowell | 106,519 | 110,997 | 4.20% |
| Malden | 59,450 | 60,470 | 1.57% |
| MARLBOROUGH | 38,499 | 39,597 | 2.85% |
| Maynard | 10,106 | 11,336 | 12.10% |
| Medford | 56,173 | 57,341 | 1.89% |
| Melrose | 26,983 | 28,016 | 3.89% |
| Natick | 33,006 | 36,050 | 9.20% |
| Newton | 85,146 | 88,414 | 3.91% |
| North Reading | 14,892 | 15,865 | 6.54% |
| Pepperell | 11,497 | 12,114 | 5.36% |
| Reading | 24,747 | 25,400 | 5.89% |
| Sherborn | 4,119 | 4,335 | 5.24% |
| Shirley | 7,211 | 7,636 | 5.89% |
| Somerville | 75,754 | 81,360 | 7.48% |
| Stoneham | 21,437 | 24,126 | 13.34% |
| Stow | 6,590 | 7,234 | 9.87% |
| Sudbury | 17,659 | 19,655 | 11.20% |
| Tewksbury | 28,961 | 31,178 | 7.26% |
| Townsend | 8,926 | 9,506 | 6.50% |
| Tyngsborough | 11,292 | 12,527 | 10.72% |
| Wakefield | 24,932 | 27,045 | 7.74% |
| Waltham | 60,632 | 62,495 | 3.06% |
| Watertown | 31,915 | 35,939 | 12.36% |
| Wayland | 12,994 | 13,835 | 6.92% |
| Westford | 21,951 | 24,817 | 13.00% |
| Weston | 11,261 | 12,124 | 7.67% |
| Wilmington | 22,325 | 23,445 | 4.94% |
| Winchester | 21,374 | 22,799 | 6.59% |
| Woburn | 38,120 | 40,228 | 3.46% |