Before the Town

The Town of Islip did not begin with one simple founding date. George J. Munkenbeck's essay on the town's origins warns against the common claim that Islip was just one of the first towns set out in 1683. The 1683 purchase that became “Islip Grange” was a land purchase — not the founding of the town government.

That beginning still matters. The original deed was granted by Winnaquaheagh, Sachem of the lands in today's Islip Town, to William Nicoll. The land was described through rivers, shoreline, and boundary lines — a reminder that colonial property claims were mapped onto land that already held Indigenous history and meaning. Munkenbeck notes that the Town Historian's office has continued researching Native peoples connected to Islip, including contact with Montaukett and Delaware representatives.

The next major step was not 1683 but 1710. That year the Colonial Assembly passed an act allowing the Precinct of Islip to elect assessors, a collector, a constable, and a supervisor. Munkenbeck describes that law as the founding document of the government that would later become the Town of Islip — while emphasizing that Islip was still only a precinct at the time.

By 1720, the town records show local government tied closely to landholding and power. The first election involved 28 freeholders — qualified voters who were male property holders. Four of the five officials elected shared surnames with patentee families, and Benjamin Nicoll, son of William Nicoll, became the first supervisor.

So Islip's origin story is layered: Indigenous land, colonial purchase, royal patent, precinct government, family power, contested boundaries, and finally recognition as a town. That complicated beginning matters, because the promise of independence would later arrive in a place where questions of land, authority, and belonging already ran deep.

Sources

1. George J. Munkenbeck, “The Origins of the Town of Islip.”