Note that "Jewishness" has the meanings both of "adherence to the religion of Judaism" and "membership in the ethnic group 'Jews'". People of both groups are listed here.
... in Suffolk County, New York. As of the 2000 census, the town had a total population of 17,006.
Geography
Holtsville is located at 40°48'48" North, 73°2'50" ...