Naval Air Station Squantum was an active naval aviation facility during 1917 and from 1923 until 1953. The original civilian airfield that preceded it, the Harvard Aviation Field, dates back to 1910. The base was sited on Squantum Point in the city of Quincy, Massachusetts. It also abutted Dorchester Bay, Quincy Bay, and the Neponset River.

Quincy is a coastal U.S. city in Norfolk County, Massachusetts, United States. It is the largest city in the county and a part of Metropolitan Boston as one of Boston's immediate southern suburbs. Its population in 2020 was 101,636, making it the seventh-largest city in the state. Known as the "City of Presidents", Quincy is the birthplace of two U.S. presidents—John Adams and his son John Quincy Adams—as well as John Hancock, the first signer of the Declaration of Independence and the first and third governor of Massachusetts.