Massachusetts Citizen Voting-age Population By County in 2016 (ACS-5Yrs)
Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2016, the citizen voting-age population for Massachusetts was 4,887,325 and represented 72.49% of the total Massachusetts population.
Among all Massachusetts counties, Middlesex had the highest citizen voting-age population (1.10M), followed by Worcester (594.15K), and Essex (549.35K).
In terms of percentages, Barnstable had the highest percentage of its population being citizens of voting-age (81.30%), followed by Hampshire (80.41%), and Berkshire (79.72%).
The chart and table below shows the citizen voting-age population of each county and the percentage of each county's population that were citizens of voting-age.
You can see similar information for other states and by state for the United States.
| County | Citizen Voting-age Population | % of County Population |
|---|---|---|
| Middlesex | 1098180 | 70.05 |
| Worcester | 594150 | 73.03 |
| Essex | 549350 | 71.40 |
| Suffolk | 524280 | 68.29 |
| Norfolk | 499140 | 72.21 |
| Bristol | 414315 | 74.67 |
| Plymouth | 376920 | 74.39 |
| Hampden | 347410 | 74.22 |
| Barnstable | 174550 | 81.30 |
| Hampshire | 129490 | 80.41 |
| Berkshire | 102495 | 79.72 |
| Franklin | 56275 | 79.36 |
| Dukes | 13225 | 77.18 |
| Nantucket | 7540 | 70.50 |