block group Density
per acre		 Units
per acre		 Platted Decades
Built Up		 Primary Housing Type Neighborhood
Tract 134, Blockgroup 3 80.81 35.87 1880 1890 – 1910 single family attached Bay Ridge
Tract 162, Blockgroup 2 62.46 35.5 1880 1870 – 1950 single family attached Bay Ridge
Tract 210, Blockgroup 1 87.55 36.61 1890 1900 – 1930 single family semi-detached Borough Park
Tract 218, Blockgroup 1 91.78 23.58 1890 1900 – 1930 apartments above retail Borough Park
Tract 226, Blockgroup 1 47.20 11.36 1890 1890 – 1930 industrial Borough Park
Tract 238, Blockgroup 1 98.78 32.89 1880 1880 – 1920 two to four flats Borough Park
Tract 284, Blockgroup 3 86.22 31.81 1880 1880 – 1910 two to four flats Bath Beach
Tract 296, Blockgroup 1 98.53 43.47 1880 1890 – 1940 two to four flats Gravesend
Tract 335, Blockgroup 3 52.63 14.06 1890 1910 – 1930 single family detached Crown Heights
Tract 359, Blockgroup 1 100.42 43.13 1890 1900 – 1930 two to four flats Crown Heights
Tract 600, Blockgroup 3 59.90 25.49 1890 1890 – 1920 single family detached Sheepshead Bay
Tract 840, Blockgroup 1 55.88 16.34 1890 1920 – 1930 single family semi-detached East Flatbush
Tract 858, Blockgroup 1 61.17 20.42 1890 1920 – 1930 single family detached East Flatbush
Tract 860, Blockgroup 3 107.23 35.7 1890 1920 – 1930 single family detached East Flatbush
Tract 862, Blockgroup 1 100.77 31.35 1890 1920 – 1930 two to four flats Rugby
Tract 874.01, Blockgroup 1 71.75 33.45 1890 1870 – 1900 high-rise apartments East Flatbush
Tract 984, Blockgroup 1 71.91 23.54 1880 1950 – 1955 single family attached Canarsie
Tract 988, Blockgroup 2 92.00 30.03 1880 1870 – 1950 single family attached Canarsie
Tract 992, Blockgroup 1 52.64 18.35 1880 1860 – 1920 single family detached Canarsie
Tract 1098, Blockgroup 1 9.98 3.94 1890 1900 – 1920 industrial East New York
Tract 1162, Blockgroup 3 61.16 20.78 1890 1890 – 1980 single family attached East New York
Tract 1194, Blockgroup 3 72.93 26.16 1880 1890 – 2000 two to four flats East New York