450 Grand Avenue, Brooklyn
Condominium · 39 units · built 2022 · Block 1981, Lot 7501.
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Building permits
- New Building — Multi-Family, filed Sep 15, 2021, estimated cost $2.9M, 39 units, 7 stories, described as “Proposed 7 story NB”
- Alteration, filed Nov 21, 2025, estimated cost $28K, described as “Renovation of an existing store at the 1st floor. No change in use, egress or occupancy under this application.”
- Alteration, filed Nov 3, 2025, estimated cost $25K, described as “To file MS mechanical work in conjunction with DOB Now Build application job#B01312029. No change in use, egress or occupancy under this application.”
- Alteration, filed Nov 3, 2025, estimated cost $14K, described as “Renovation of an existing store at the 1st floor. No change in use, egress or occupancy under this application.”
- Alteration, filed Nov 3, 2025, estimated cost $60K, described as “To file PL plumbing work in conjunction with DOB Now Application job#B01312029. Replace 2 existing plumbing fixtures at existing rough-in. Propose 9 new plumbing fixtures. No change in use, egress or occupancy under this application.”
- Alteration, filed Aug 9, 2025, estimated cost $25K, described as “Renovation of commercial retail space (718 dance collective) on 1ST floor. Installation of non-bearing partitions, new lighting finishes and millwork. No exterior eork. No change to use, egress or occupancy.”
- Alteration, filed Oct 11, 2022, estimated cost $6K, described as “Installation of temporary needle beam as per plans. No change in use, egress or occupancy.”
- Alteration, filed Aug 31, 2022, estimated cost $9K, 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. For NB job #B00580210-I1”
- Alteration, filed Jun 14, 2022, estimated cost $1K, described as “Temporary standpipe application for installation of temp ddry standpipe alarm systems during construction as per drawings, in conjunction with NB application B00580210-I1. No change in use egress or occupancy.”
- Alteration, filed Jun 3, 2022, estimated cost $1K, described as “Foundation for the proposed excavation and foundation work in conjunction with new building application B00580210. No change in use, egress, or occupancy under this application”
- Alteration, filed Jun 3, 2022, estimated cost $1K, described as “Support of excavation for the proposed excavation and foundation work in conjunction with new building application B00580210. No change in use, egress, or occupancy under this application”
- Alteration, filed Mar 31, 2022, estimated cost $2K, described as “Proposed construction fence in conjunction with NB application B00580210. No change in use occupancy egress.”
- Alteration, filed Oct 27, 2021, estimated cost $160, described as “Proposed construction fence. No change to use, egress or occupancy under this application.”
- Alteration, filed Oct 6, 2020, estimated cost $7K, described as “Filling paa for change of heavy duty sidewalk shed to 600 psi for storage on putnam ave and 300 psi on grand ave”
Property taxes
- Assessment
- $5,523,638
- 2026–27 tax
- $533,028
- Assessed land
- $405,006
- Assessed improvements
- $5,118,632
- Condo units with their own tax lots
- 64
Tax breaks
- Co-op and condo abatement, with no end date, a $40,731 credit this tax year.
Zoning
R7A: floor area ratio 4.72 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.
Recent sales
- Sep 28, 2026: $1,675,000, Apt ST-12, sold with other lots
- Sep 17, 2026: $1,465,000, Apt ST-18, sold with other lots
- Jul 27, 2026: $1,360,000, Apt 5G
- Jun 26, 2026: $1,300,000, Apt 4A
- Feb 24, 2026: $1,570,000, Apt ST-17, sold with other lots
- Feb 24, 2026: $1,460,000, Apt 5C
- Nov 10, 2025: $1,435,000, Apt 6D
- Aug 14, 2025: $1,425,000, Apt 6B
- Mar 13, 2025: $1,629,200, Apt 7B
- Jan 23, 2025: $1,399,000, Apt 4C
The 10 most recent of 42 open-market sales since 2016, from the Department of Finance’s sales files.
In the news
450 Grand Nears Completion at 450 Grand Avenue in Clinton Hill, Brooklyn, New York YIMBY, Nov 27, 2023.