May Jenson lived in a rented home in the enumeration district of 342 which belongs to Brooklyn tract 259.

This tract has a total population of 9619, which is an increase of 14 since 1910. There are 525 whites who are 3rd (or higher) generation immigrants, which is about 5% of the total. There are 126 black residents in this tract, which is about 1% of the total population. The largest white ethnic group in this tract is Russian . They have a population of 5670, which comprises about 59% of the total tract population. About 51% of the Russian residents are 1st generation. Austrians are the second largest with 895 ( 9% ), and Polish are the third with 681 ( 7% ). The first generation immigrants make up about 47% and 58% of these groups, respectively. There are 300.6 persons per acre in this tract, which is an increase of .4 since 1910. About 8% of families own their homes.