Former Counties
| County |
Created |
Abolished |
Fate |
|---|---|---|---|
| Cumberland County | 1760 | 1820 | Transferred to Maine |
| Devonshire County | 1674 | 1675 | Abolished |
| Hancock County | 1789 | 1820 | Transferred to Maine |
| Kennebec County | 1799 | 1820 | Transferred to Maine |
| Lincoln County | 1760 | 1820 | Transferred to Maine |
| Old Norfolk County | 1643 | 1679 | Abolished - most of its territory was absorbed into New Hampshire; one of four original counties created in the Massachusetts Bay Colony. |
| Oxford County | 1805 | 1820 | Transferred to Maine |
| Penobscot County | 1816 | 1820 | Transferred to Maine |
| Somerset County | 1809 | 1820 | Transferred to Maine |
| Washington County | 1789 | 1820 | Transferred to Maine |
| York County | 1652 | 1820 | Transferred to Maine - there were two periods when York County was abolished, 1664 to 1668 and 1680 to 1691 |
Read more about this topic: List Of Counties In Massachusetts