There are a total of 14 Counties in Massachusetts. The most populous County is Middlesex County with 1644932 residents. The least populous County is Nantucket County with 14534 residents.
List of All Counties in Massachusetts | ||||
|---|---|---|---|---|
| Map Key | Name | Population | ||
| Barnstable County | 232,759 | |||
| Berkshire County | 128,863 | |||
| Bristol County | 585,053 | |||
| Dukes County | 20,879 | |||
| Essex County | 816,197 | |||
| Franklin County | 70,860 | |||
| Hampden County | 462,128 | |||
| Hampshire County | 165,686 | |||
| Middlesex County | 1,644,932 | |||
| Nantucket County | 14,534 | |||
| Norfolk County | 732,379 | |||
| Plymouth County | 537,807 | |||
| Suffolk County | 781,678 | |||
| Worcester County | 872,813 | |||