703 West 171st Street, Manhattan

Apartment building · 11 units · built 2006 · Block 2139, Lot 199.

Building permits

Alteration, filed Jan 19, 2026, estimated cost $197K, described as “Interior alteration to existing white box space for medical office at first floor. Work includes construction of non-fire-rated partitions and installation of new finishes.”
Alteration, filed Dec 11, 2021, estimated cost $12K, described as “Installation of boilers for NB job filed under JN#103683426 as per plans filed herewith. No change in use, egress and occupancy.,”

421-a exemption, through Jun 30, 2035, about $150,341 a year below the full tax.

R8: floor area ratio 7.02 built, above the 6.02 base zoning allows, which bonuses, transfers or older rules can permit.

Current FEMA flood map: zone X, minimal flood hazard.

Open-market sales since 2016, from the Department of Finance’s sales files.

Variance or special permit (Board of Standards and Appeals 200-04-BZ): Variance or special permit, Granted, filed May 12, 2004, decided Nov 23, 2004. Variance (§72-21) to permit in an R8 zoning district, the proposed construction of a nine-story and cellar mixed-use building, which does not comply with the requirements for height, contrary to Z.R. §§23-62 and 23-692.