Neptune Township is a township in Monmouth County, in the U.S. state of New Jersey. As of the 2020 United States census, the township's population was 28,061, an increase of 126 (+0.5%) from the 2010 census count of 27,935, which in turn reflected an increase of 245 (+0.9%) from the 27,690 counted in the 2000 census.

Ocean Grove is an unincorporated community and census-designated place (CDP) that is part of Neptune Township, in Monmouth County, in the U.S. state of New Jersey. It had a population of 3,057 at the 2020 United States census. It is located on the Atlantic Ocean's Jersey Shore, between Asbury Park to the north and Bradley Beach to the south. Listed on the National Register of Historic Places, Ocean Grove is noted for its abundant examples of Victorian architecture and the Great Auditorium, acclaimed as "the state’s most wondrous wooden structure, soaring and sweeping, alive with the sound of music".