# 391 Classon Avenue, Brooklyn

Three-family · built c. 1905 · Block 1953, Lot 3.

On Umarelli: https://umarelli.org/nyc/3019530003/391-classon-avenue

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

Every lot on block 1953: https://umarelli.org/nyc/brooklyn/1953.md

## Building permits

- Alteration, filed Oct 24, 2023, estimated cost $15K, described as “Installation of new sidewalk shed with pipe scaffold at 391 classon avenue, brooklyn as indicated on plans. There will be no change in the use, egress, or occupancy under this application.”
- Alteration, filed Mar 24, 2021, estimated cost $4K, described as “Installation of temporary supported scaffold per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Feb 26, 2021, estimated cost $270K, described as “Structural framing work filed in conjunction with horizontal and vertical addition. Reinforce existing structural frame and new frame for 2-story horizontal addition and 3RD floor vertical addition.”
- Alteration, filed Feb 26, 2021, estimated cost $90K, described as “Foundation work filed in conjunction with proposed vertical and horizontal enlargement to 2-family residence, including lowering of cellar slab to increase cellar clear height.”
- Alteration, filed Feb 26, 2021, estimated cost $105K, described as “Plumbing Work in conjunction with Vertical and Horizontal Addition to Existing 2-Family. Demolish all existing plumbing pipes to incoming services. Install new combined Domestic/Fire Service and Gas Service. Install plumbing fixtures and…”
- Alteration, filed Feb 26, 2021, estimated cost $397K, described as “General construction for vertical & horizontal enlargement to existing 2-family building. Filed in conjunction w/ bis no work alt-1 application 000000000 for co changes. Foundation, structural, mechanical, plumbing, sprinkler, fence filed…”
- Alteration, filed Feb 26, 2021, estimated cost $34K, described as “Mechanical work filed in conjunction with horizontal and vertical addition to existing 2-family residence. Demolish and remove all existing HVAC systems. Install new split HVAC system and exhaust fans.”
- Alteration, filed Feb 26, 2021, estimated cost $57K, described as “Install New Sprinkler System throughout building. Filed in conjunction with Renovation and Addition to existing 2-Family Residence.”
- Alteration, filed Feb 26, 2021, estimated cost $1K, described as “Install Temporary Construction Fence in conjunction with Vertical and Horizontal Addition to existing 2-Family.”

## Property taxes

- Assessment: $137,880
- 2026–27 tax: $5,056
- Market value (city estimate): $2,298,000
- Taxable value: $25,480
- Assessed land: $12,300
- Assessed improvements: $125,580

## Zoning

R6B: floor area ratio 2.81 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.

## 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