# 5706 21st Avenue, Brooklyn

Two-family · built c. 1925 · Block 5500, Lot 41.

On Umarelli: https://umarelli.org/nyc/3055000041/5706-21-avenue

More construction in Borough Park: https://umarelli.org/nyc/brooklyn/borough-park.md

Every lot on block 5500: https://umarelli.org/nyc/brooklyn/5500.md

## Building permits

- Alteration, filed Feb 4, 2022, estimated cost $112K, described as “Install sprinkler system inconjuction with app # 340782843”
- Alteration, filed Dec 15, 2021, estimated cost $5K, described as “Installation of pipe scaffolding as per plans. All equipment shall comply with chapter # 33 of the 2014 code. No change in use occupancy or egress under this application.”
- Alteration, filed Mar 17, 2021, estimated cost $10K, described as “Support of excavation drawings filed in conjunction with alt type 2 340782843”
- Alteration, filed Feb 23, 2021, estimated cost $1K, described as “Erect temporary construction fence as shown on drawings filed herewith”
- Alteration, filed Feb 23, 2021, estimated cost $33K, described as “Structural plans submitted herewith in conjunction with alt 2 enlargement filed under job # 340782843 as shown on drawings filed herewith.”
- Alteration, filed Nov 3, 2020, estimated cost $48K, described as “Install plumbing fixtures and related piping as shown on drawings filed herewith.”

## Property taxes

- Assessment: $117,900
- 2026–27 tax: $8,804
- Market value (city estimate): $1,965,000
- Taxable value: $44,369
- Assessed land: $22,020
- Assessed improvements: $95,880

## Zoning

R5: floor area ratio 0.60 built, 1.50 allowed by base zoning.

## Recent sales

- Jul 2, 2020: $1,350,000, 1,922 sq ft ($702 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.

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