Lincroft is an unincorporated community and census-designated place (CDP)[9] in Middletown Township, Monmouth County, New Jersey, United States.

Lincroft is in north-central Monmouth County, in the southwest corner of Middletown Township.

It is bordered to the south by the Swimming River Reservoir, across which is Colts Neck Township, while to the southeast it is bordered by the lake's outlet, the Swimming River, with the borough of Tinton Falls on the opposite side.

[1] The 2010 United States census counted 6,135 people, 2,102 households, and 1,675 families in the CDP.

[13] As of the 2000 United States census[6] there were 6,255 people, 2,121 households, and 1,718 families living in the CDP.

It was added to the National Register of Historic Places on November 9, 2020, for its significance in agriculture, architecture and entertainment/recreation from 1786 to 1932.

[25] New Jersey Transit offers local bus service on the 833 route.

NJ Transit train service on the North Jersey Coast Line is available at the Red Bank station.