Bedminster is a township in Somerset County, New Jersey, United States. As of the 2010 United States census, the township's population was 8,165, reflecting a decline of 137 from the 8,302 counted in t…Bedminster is a township in Somerset County, New Jersey, United States. As of the 2010 United States census, the township's population was 8,165, reflecting a decline of 137 from the 8,302 counted in the 2000 Census, which had in turn increased by 1,216 from the 7,086 counted in the 1990 Census. It is located in the Raritan Valley region within the New York Metropolitan area.