Manasquan is a borough in Monmouth County, New Jersey, United States. As of the 2010 United States Census, the borough's population was 5,897, reflecting a decline of 413 (-6.5%) from the 6,310 counted in the 2000 Census, which had in turn increased by 941 (+17.5%) from the 5,369 counted in the 1990 Census.
The borough's name is of Lenape origin, "Man-A-Squaw-Han", meaning "stream of the island of squaws". Manasquan, Maniquan, Mannisquan, Manasquam, Squan, and Squan Village are variations on the original pronunciation and spelling. The meaning has also been interpreted as "an island with enclosure for squans."
New Jersey Monthly magazine ranked Manasquan as its 22nd best place to live in its 2008 rankings of the "Best Places To Live" in New Jersey.