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Dukes County Massachusetts ☎ +1 508-696-3840 Last Updated: 06/08/2026 |
| Dukes County is a county in the state of Massachusetts. According to the 2020 census, its population was 20,600. The county comprises 32 named islands, the largest of which is Martha's Vineyard. The county seat is Edgartown. The largest town is Oak Bluffs. | |
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Martha's Vineyard Place » Island Martha's Vineyard is an island located south of Cape Cod in Massachusetts, known for being an affluent summer colony. 492 views 💖 5 👍 1378 State Road, Vineyard Haven, MA 02568 |