# 645 Madison Street, Brooklyn

Vacant land · Block 1641, Lot 59.

On Umarelli: https://umarelli.org/nyc/3016410059/647-madison-street

More construction in Bedford-Stuyvesant: https://umarelli.org/nyc/brooklyn/bedford-stuyvesant.md

## Building permits

- New Building — Multi-Family, filed Aug 1, 2025, 13 units, 5 stories, described as “Proposed 5 story residential new building”
- Alteration, filed Apr 25, 2026, 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 2022 the NYC building code. Live load 300PSF.”
- Alteration, filed Apr 25, 2026, estimated cost $1K, described as “Proposed installation of temporary pipe scaffold as per plans. Work shall comply with chapter #33 of 2022 the NYC building code. No change in use, occupancy, or egress under this application.”
- Alteration, filed Oct 13, 2025, estimated cost $80K, described as “Installation of mechanical system for a 5 story residential building in conjunction with B01245472-I1.”
- Alteration, filed Oct 13, 2025, estimated cost $50K, described as “Installation of plumbing and sprinkler system for a 5 story residential building in conjunction with B01245472-I1.”
- Alteration, filed Jun 5, 2021, estimated cost $1K, described as “Installation of temporary 48' high pipe scaffold originating (off grade) as per plan. No change in use egress or occupancy,pipe scaffold shall comply with CHAPTER#33 of 2014 the ny building code.”
- Alteration, filed Jun 5, 2021, estimated cost $1K, described as “Installation of temporary 48' high pipe scaffold originating (off grade) as per plan. No change in use egress or occupancy,pipe scaffold shall comply with CHAPTER#33 of 2014 the ny building code.”
- Alteration, filed May 22, 2021, 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 300 psf”
- Alteration, filed May 22, 2021, 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 300 psf”
- Alteration, filed Nov 5, 2020, estimated cost $1K, described as “Construction fence in conjunction with NB# 321589606 & NB# 321589580”
- Alteration, filed Jun 29, 2020, estimated cost $2K, described as “Plumbing and sprinkler work type in conjunction with NB#321589606”
- Alteration, filed Jun 29, 2020, estimated cost $1K, described as “Mechanical work type in conjunction with NB#321589580”
- Alteration, filed Jun 29, 2020, estimated cost $1K, described as “Mechanical work type in conjunction with NB#321589606”
- Alteration, filed Jun 29, 2020, estimated cost $2K, described as “Plumbing and sprinkler work type in conjunction with NB#321589580”
- Alteration, filed Apr 3, 2020, estimated cost $286K, described as “Proposed residential 4 story with penthouse new building.”
- Alteration, filed Apr 3, 2020, estimated cost $472K, described as “Design of new 4-story and penthouse and roof with reinforced concrete.”
- Alteration, filed Nov 27, 2019, estimated cost $1K, described as “Installation of construction fence in conjunction with demo appication #321981646”

## Property taxes

- Assessment: $41,880
- 2026–27 tax: $8,310
- Market value (city estimate): $698,000
- Taxable value: $41,880
- Assessed land: $41,880

## Zoning

R6B: floor area ratio 0.00 built, 2.00 allowed by base zoning.

## Recent sales

- Aug 12, 2019: $2,800,000

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

[Permits Filed for 647 Madison Street in Bed-Stuy, Brooklyn](https://newyorkyimby.com/2025/10/permits-filed-for-647-madison-street-in-bed-stuy-brooklyn.html), New York YIMBY, Oct 18, 2025.

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