block group Density
per acre		 Units
per acre		 Platted Decades
Built Up		 Primary Housing Type Neighborhood
Tract 146, Blockgroup 1 30.30 12.19 1900 1920 – 1950 single family detached Dyker Heights
Tract 186, Blockgroup 1 67.20 27.2 1900 1900 – 1920 single family semi-detached Bensonhurst
Tract 258, Blockgroup 2 106.88 38.85 1900 1900 – 1920 single family semi-detached Bensonhurst
Tract 274, Blockgroup 1 63.88 22.32 1900 1920 – 1940 single family detached Bensonhurst
Tract 326, Blockgroup 1 50.89 16.69 1900 1920 – 1940 apartments above retail Coney Island
Tract 326, Blockgroup 2 125.45 39.87 1900 1920 – 1940 apartments above retail Coney Island
Tract 336, Blockgroup 2 45.53 17.19 1900 1920 – 1950 single family attached Sea Gate
Tract 342, Blockgroup 1 141.27 44.71 1900 1900 – 1920 high-rise apartments Coney Island
Tract 360.02, Blockgroup 2 222.02 116.8 1900 1920 – 1940 apartments above retail Brighton Beach
Tract 362, Blockgroup 1 156.07 53.87 1900 1920 – 1940 two to four flats Brighton Beach
Tract 392, Blockgroup 2 64.13 26.85 1900 1900 – 1940 single family detached Sheepshead Bay
Tract 396, Blockgroup 1 48.90 20.51 1900 1920 – 2000 single family detached Gravesend
Tract 406, Blockgroup 2 82.98 34.47 1900 1920 – 1940 two to four flats Gravesend
Tract 440, Blockgroup 1 51.91 22.11 1900 1920 – 1930 single family detached Midwood
Tract 554, Blockgroup 3 78.47 28.33 1900 1900 – 1920 two to four flats Sheepshead Bay
Tract 562, Blockgroup 2 37.17 11.95 1910 1920 – 1940 single family detached Madison
Tract 572, Blockgroup 1 89.64 35.57 1900 1940 – 1945 six to seven story apartments Sheepshead Bay
Tract 598, Blockgroup 1 72.12 30.18 1900 1920 – 1930 single family attached Sheepshead Bay
Tract 612, Blockgroup 1 25.53 10.72 1908 1910 – 1940 single family detached Manhattan Beach
Tract 628, Blockgroup 3 34.60 13.08 1900 1900 – 1920 single family detached Gerritsen Beach
Tract 650, Blockgroup 1 39.91 15.35 1900 1800 – 1930 single family detached Flatlands
Tract 728, Blockgroup 1 93.91 40.7 1900 1940 – 1960 single family attached Flatlands
Tract 742, Blockgroup 1 69.25 20.24 1900 1900 – 1930 single family semi-detached Flatlands