# 21 Arden Street, Manhattan

Apartment building · 16 units · built c. 1914 · Block 2174, Lot 188.

On Umarelli: https://umarelli.org/nyc/1021740188/21-arden-street

More construction in Washington Heights: https://umarelli.org/nyc/manhattan/washington-heights.md

## Building permits

- Alteration, filed Aug 10, 2020, estimated cost $1K, described as “Installation of scaffolding and wheel hoist as indicated on drawings. Heavy duty sidewalk shed under separate DOB job application # M00131526.”
- Alteration, filed Mar 15, 2019, estimated cost $1K, described as “Installation of temporary (54') high pipe scaffold at various levels for facade repair work as per plan. No change in use egress or occupancy,pipe scaffold shall comply with CHAPTER#33 of 2014 the ny building code.heavy duty sidewalk shed…”
- Alteration, filed Feb 15, 2019, estimated cost $1K, described as “Installation of temporary heavy duty sidewalk shed as per plans. No change in use, egress or occupancy.sidewalk shed shall comply with chapter #33 of the NYC building code.live load 300PSF.”

## Property taxes

- Assessment: $571,050
- Market value (city estimate): $1,269,000
- Taxable value: $0
- Assessed land: $53,550
- Assessed improvements: $517,500

## Tax breaks

- Article XI exemption, through Jun 30, 2059, about $71,033 a year below the full tax.

## Zoning

R7-2: floor area ratio 3.45 built, above the 3.44 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Apr 10, 2026: $142,500, 10,245 sq ft ($14 per sq ft)
- Sep 12, 2024: $149,054
- Mar 13, 2024: $4,951,689
- Mar 13, 2024: $149,054

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

## Flood zone

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

## In the news

[Housing Lottery Launches for 21 Arden Street in Fort George, Manhattan](https://newyorkyimby.com/2022/05/housing-lottery-launches-for-21-arden-street-in-fort-george-manhattan.html), New York YIMBY, May 21, 2022.

From New York City and Jersey City public records, refreshed within a day of each release. Sources: https://umarelli.org/sources. Methodology and corrections: https://umarelli.org/methodology