Ellen Gillegan lived in enumeration district 829 which belongs to the Manhattan tract 154, in a rental home.

This is tract number 154 in Manhattan. It has a total population of 15532. For 1900, the census reports information for heads of family. The largest white ethnic group in this tract is German . There are 1754 heads of family of this ethnicity, which comprises about 53.18% of all family heads in the tract. Irish are the second largest with 738 ( 22.38% ), and US-born are the third with 156 ( 4.73% ). About 75% of family heads in this tract are foreign-born.