The site at 638-642 Sackett St is a commercially zoned land parcel located in the Gowanus section of Brooklyn, positioned between 3rd and 4th Avenues. It spans approximately 0.22 acres with frontage of approximately 100 feet. Current site conditions include utility access for water and electricity. Zoning designation is M1-4, intended for light industrial and compatible commercial uses. Surrounding infrastructure includes Union Street subway station nearby and standard city streets with curb, gutter, and sidewalk improvements.