Belle Terre village is located in the County of Suffolk in New York. This is an unincorporated village that falls within the town of Brookhaven on the nothern shore of Long Island. It has a total area of about 2.4 sq. kms. with an elevated height of 160 ft above the sea level. Home building and real estate is one of the most prominent activities of the local residents. There are also quite a few convenience stores in the area.