block group Density
per acre		 Units
per acre		 Platted Decades
Built Up		 Primary Housing Type Neighborhood
Tract 94, Blockgroup 1 119.88 37.57 1839 1900 – 1930 single family semi-detached Sunset Park
Tract 100, Blockgroup 2 160.57 47.1 1839 1900 – 1930 two to four flats Sunset Park
Tract 112, Blockgroup 4 194.80 59.48 1839 1900 – 1920 four story apartments Borough Park
Tract 171, Blockgroup 3 51.72 23.85 1870 1900 – 1950 single family attached Windsor Terrace
Tract 186, Blockgroup 1 67.20 27.2 1900 1900 – 1920 single family semi-detached Bensonhurst
Tract 210, Blockgroup 1 87.55 36.61 1890 1900 – 1930 single family semi-detached Borough Park
Tract 213, Blockgroup 2 160.53 33.39 1860 1900 – 1950 five story apartments Crown Heights
Tract 218, Blockgroup 1 91.78 23.58 1890 1900 – 1930 apartments above retail Borough Park
Tract 241, Blockgroup 3 37.26 17.19 1839 1900 – 2000 two to four flats Bedford-Stuyvesant
Tract 258, Blockgroup 2 106.88 38.85 1900 1900 – 1920 single family semi-detached Bensonhurst
Tract 342, Blockgroup 1 141.27 44.71 1900 1900 – 1920 high-rise apartments Coney Island
Tract 359, Blockgroup 1 100.42 43.13 1890 1900 – 1930 two to four flats Crown Heights
Tract 392, Blockgroup 2 64.13 26.85 1900 1900 – 1940 single family detached Sheepshead Bay
Tract 554, Blockgroup 3 78.47 28.33 1900 1900 – 1920 two to four flats Sheepshead Bay
Tract 579, Blockgroup 2 10.60 4.19 1850 1900 – 1950 industrial Greenpoint
Tract 628, Blockgroup 3 34.60 13.08 1900 1900 – 1920 single family detached Gerritsen Beach
Tract 742, Blockgroup 1 69.25 20.24 1900 1900 – 1930 single family semi-detached Flatlands
Tract 766, Blockgroup 1 114.46 38.51 1870 1900 – 1930 single family detached Flatbush
Tract 836, Blockgroup 2 40.90 14.19 1870 1900 – 1920 single family semi-detached East Flatbush
Tract 1098, Blockgroup 1 9.98 3.94 1890 1900 – 1920 industrial East New York