block group Density
per acre
Units
per acre
Platted Decades
Built Up
Primary Housing Type Neighborhood
Tract 139, Blockgroup 3 102.24 45.54 1839 1860 – 1870 single family attached Park Slope
Tract 153, Blockgroup 2 93.66 46.15 1839 1860 – 1880 single family attached Park Slope
Tract 165, Blockgroup 2 115.57 57.5 1839 1870 – 1900 single family attached Park Slope