# 445 Grand Avenue, Brooklyn

Condominium · 113 units · built 2021 · Block 2015, Lot 7501.

On Umarelli: https://umarelli.org/nyc/3020157501/445-grand-avenue

More construction in Clinton Hill: https://umarelli.org/nyc/brooklyn/clinton-hill.md

## Building permits

- Alteration, filed Jul 23, 2026, estimated cost $290K, described as “Interior fit-out of an existing first floor retail unit. Work includes installation of one ATM with associated storefront modifications”
- Alteration, filed Jun 22, 2026, estimated cost $164K, described as “Interior alteration within existing tenant space on 1ST floor in existing building: new non-bearing interior partitions, new interior finishes, new millwork, new lighting fixtures, no change to occupancy, group and use.”
- Alteration, filed Sep 15, 2025, estimated cost $110K, described as “Herewith filing for structural work (built-up concrete slab) on the 1st floor as indicated on plans. No change in use, occupancy, or egress.”
- Alteration, filed Mar 12, 2025, estimated cost $400, described as “Install exterior illuminated wall sign (spear)”
- Alteration, filed Dec 11, 2024, estimated cost $22K, described as “Sprinkler modifications as per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed Oct 16, 2024, estimated cost $226K, described as “Interior renovation from empty space in new building to retail space.”

## Property taxes

- Assessment: $12,476,144
- 2026–27 tax: $79,511
- Market value (city estimate): $27,724,765
- Taxable value: $709,170
- Assessed land: $488,700
- Assessed improvements: $11,987,444
- Condo units with their own tax lots: 5

## Tax breaks

- 421-a exemption, through Jun 30, 2060, about $1,432,474 a year below the full tax.

## Zoning

R7A: floor area ratio 10.53 built, above the 4.00 base zoning allows, which bonuses, transfers or older rules can permit.

## Flood zone

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

## In the news

[Refinancing Loan Secured For Arris Grand at 445 Grand Avenue In Clinton Hill, Brooklyn](https://newyorkyimby.com/2025/03/refinancing-loan-secured-for-arris-grand-at-445-grand-avenue-in-clinton-hill-brooklyn.html), New York YIMBY, Mar 21, 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