651 4th Avenue, Brooklyn
Condominium · built 2023 · Block 637, Lot 7504.
Building permits
- New Building — Mid-Rise, filed Aug 20, 2021, 26 units, 11 stories, described as “Construct new Eleven (11) story mixed use building as per plans filed herewith.”
- Alteration, filed Jan 19, 2024, estimated cost $2K, described as “Installation of pipe scaffold as per plans in compliance with chapter 33 of NYC bc, no change in use, egres, or occupancy.”
- Alteration, filed Nov 17, 2023, described as “Installation of temporary suspended scaffolds per plan submitted. Work shall comply with 2022 building code chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed May 9, 2023, estimated cost $6K, described as “Installation of temporary personnel material hoist as per plans. No change in use, egress oroccupancy.”
- Alteration, filed Jan 26, 2023, estimated cost $1K, described as “Install Temporary Dry Standpipe system during construction as per plans filed. no change in use egress or occupancy.”
- Alteration, filed Jan 23, 2023, estimated cost $4K, described as “Installation of temporary overhead protection as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jan 23, 2023, described as “Installation of temporary sidewalk shed as per plans. No change in use, egress or occupancy.”
- Alteration, filed Aug 22, 2022, estimated cost $30K, described as “Installation and use of construction fence as per plans submitted. Construction fence shall comply with chapter #33 of NYC building code. This application involves no change in occupancy, use or egress.”
- Alteration, filed Oct 8, 2021, estimated cost $1K, described as “Install combined sprinkler/standpipe system as per plans filed herewith. Filed in conjunction with NB# B00578168-I1”
- Alteration, filed Aug 10, 2021, estimated cost $3K, described as “Install plywood construction fence in conjunction # 321957735”
Property taxes
- 2026–27 tax
- $675,382
- Market value (city estimate)
- $12,221,999
- Taxable value
- $5,499,895
- Condo units with their own tax lots
- 29
Zoning
R8A: floor area ratio 7.72 built, above the 6.02 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jul 27, 2026: $900,000, Apt 5C
- May 21, 2026: $804,418, Apt 3C
- May 5, 2026: $1,325,000, Apt 8B
- Apr 10, 2026: $1,195,000, Apt 8A
- Apr 2, 2026: $1,365,000, Apt 7A
- Mar 31, 2026: $1,680,113, Apt 10A
- Mar 30, 2026: $1,175,000, Apt 6A
Open-market sales since 2016, from the Department of Finance’s sales files.
In the news
New Permits Filed for 179 20th Street in Greenwood Heights, Brooklyn, New York YIMBY, Oct 31, 2024.