Tinton Falls is a borough in Monmouth County, in the U.S. state of New Jersey. Located within the heart of the Jersey Shore region, the borough is a commercial hub of Central Jersey and is an established bedroom suburb of New York City, in the New York Metropolitan Area. As of the 2020 United States census, the borough's population was 19,181, an increase of 1,289 from the 2010 census count of 17,892, which in turn reflected an increase of 2,839 from the 15,053 counted in the 2000 census.