| 7,349 | (32%) | |
| 4,523 | (19%) | |
| 1,841 | (8%) | |
| 1,681 | (7%) | |
| 1,611 | (7%) | |
| 1,359 | (6%) | |
| 758 | (3%) | |
| 688 | (3%) | |
| 672 | (3%) | |
| 656 | (3%) | |
| 401 | (2%) | |
| 43 | (0%) |
Source: U.S. Census Bureau - A.C.S 2007
| 41,223 | (100%) | |
| 36,860 | (89%) | |
| 4,037 | (10%) | |
| 1,206 | (3%) | |
| 256 | (1%) |
Arlington Massachusetts's population is estimated to be approximately 41,223. There are 36,860 White residents which make up 89.40 % of the states' population. The remaining population is made up of 4,037 Asians, 1,206 Blacks, and 256 Others.