# 407 Remsen Avenue, Brooklyn

Apartment building · 54 units · built 2021 · Block 4665, Lot 71.

On Umarelli: https://umarelli.org/nyc/3046650071/407-remsen-avenue

More construction in Flatbush: https://umarelli.org/nyc/brooklyn/flatbush.md

## Building permits

- Alteration, filed Dec 12, 2025, estimated cost $13K, described as “Installation of temporary needle beam as per plans. Work shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”
- Alteration, filed Dec 5, 2025, estimated cost $45K, described as “Proposed installation of temporary pipe scaffold as per plans. Work shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”
- Alteration, filed Dec 5, 2025, estimated cost $9K, described as “Proposed installation of heavy duty sidewalk shed as per plans. Live load 300 lbs per square feet. Sidewalk shed shall comply with chapter #33 of the NYC building code. No change in use, occupancy, or egress under this application.”
- Alteration, filed Jul 12, 2021, estimated cost $101K, described as “Filing plumbing work type in conjunction with NB job # 322047352”
- Alteration, filed May 11, 2021, estimated cost $50K, described as “Soe and underpinning as per plan”
- Alteration, filed May 11, 2021, estimated cost $408K, described as “Application filed for structural and foundation as per plan”
- Alteration, filed May 5, 2021, estimated cost $52K, described as “Install sprinkler/standpipe sytems as per plan”
- Alteration, filed Apr 23, 2021, estimated cost $56K, described as “Install mechanical systems as per plan”
- Alteration, filed Jul 17, 2020, estimated cost $3K, described as “8' construction fence”

## Property taxes

- Assessment: $823,050
- 2026–27 tax: $102,334
- Market value (city estimate): $1,829,000
- Taxable value: $822,690
- Assessed land: $293,850
- Assessed improvements: $529,200

## Zoning

R6: floor area ratio 4.71 built, above the 2.43 base zoning allows, which bonuses, transfers or older rules can permit.

## Recent sales

- Mar 6, 2020: $3,000,000, 5,552 sq ft ($540 per sq ft)

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 407 Remsen Avenue in East Flatbush, Brooklyn](https://newyorkyimby.com/2020/03/permits-filed-for-407-remsen-avenue-in-east-flatbush-brooklyn.html), New York YIMBY, Mar 28, 2020.

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