Situated in Brooklyn's dense, family-heavy Brownsville neighborhood, 139 Amboy Street is a ~15,480-square-foot, 3-story brick building—historically known as St.? Timothy's Holy Church, which served the local community for generations—set on a 7,500-square-foot lot (75’ x 100’) and available for long-term lease.? Located in an R6 zoning district, the property offers as-of-right zoning compatible for community facilities, making it an exceptional, highly customizable opportunity for a charter school, daycare center, or medical facility seeking a substantial institutional footprint.? The building features expansive open-assembly areas, multi-room layouts, and administrative space ready for tenant-specific build-out, all while benefiting from an ideal location near thriving commercial corridors, major neighborhood anchors like Brookdale University Hospital, and excellent public transit access via the 3 train, nearby Broadway Junction (A/C/L), and the B7, B12, and B14 bus lines.?