73 Kosciusko Street, Brooklyn
Condominium · 70 units · built 2024 · Block 1778, Lot 7502.
Building permits
- New Building — Mid-Rise, filed Feb 15, 2022, estimated cost $100.0M, 110 units, 13 stories, described as “Construct new thirteen (13) story building as per plans filed.”
- Alteration, filed Jul 16, 2024, estimated cost $6K, described as “Installation of temporary needle beam as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jul 12, 2024, estimated cost $6K, described as “Installation of temporary personnel material hoist as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jul 12, 2024, estimated cost $6K, described as “Installation of temporary personnel material hoist as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jun 24, 2024, described as “Installation of temporary pipe scaffold as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jun 24, 2024, described as “Installation of temporary pipe scaffold as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jun 20, 2024, described as “Installation of temporary sidewalk shed as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jun 20, 2024, estimated cost $4K, described as “Installation of temporary roof protection as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jun 18, 2024, described as “Installation of temporary sidewalk shed as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jun 18, 2024, estimated cost $4K, described as “Installation of temporary roof protection as per plans. No change in use, egress or occupancy.”
- Alteration, filed Apr 18, 2024, estimated cost $2K, described as “Temporary construction fence in conjunction with new building”
- Alteration, filed Jun 23, 2023, estimated cost $1K, described as “Temporary Standpipe as per plans filed. Filed in conjunction with NB # 321180155”
- Alteration, filed Apr 17, 2023, estimated cost $2K, described as “Sprinkler/Standpipe work for proposed 11 story new building as per plans filed. Filed in conjunction with NB # 321180155”
- Alteration, filed Apr 1, 2022, estimated cost $11K, described as “Limited foundation work as per plans filed herewith. Filed in conjunction with NB# 321180155.”
- Alteration, filed Apr 1, 2022, estimated cost $11K, described as “Limited foundation work as per plans filed herewith. Filed in conjunction with NB# B00680820.”
- Alteration, filed Mar 31, 2022, estimated cost $20K, described as “Limited support of excavation work as per plans filed herewith. Filed in conjunction with NB# 321180155.”
- Alteration, filed Mar 31, 2022, estimated cost $20K, described as “Limited support of excavation work as per plans filed herewith. Filed in conjunction with NB# B00680820.”
- Alteration, filed Jun 4, 2019, described as “Installation of sidewalk shed as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jun 3, 2019, described as “Installation of pipe scaffold as per plans. No change in use, egress or occupancy.”
- Alteration, filed Dec 24, 2018, estimated cost $10K, described as “Install 8' high plywood construction fence for demolition and NB work”
Property taxes
- Assessment
- $29,210,853
- 2026–27 tax
- $2,327,367
- Market value (city estimate)
- $64,912,997
- Taxable value
- $20,497,701
- Assessed land
- $6,091,207
- Assessed improvements
- $23,119,646
- Condo units with their own tax lots
- 73
Zoning
R8A: floor area ratio 8.15 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
- Sep 8, 2026: $1,385,838, Apt B702
- Aug 28, 2026: $980,000, Apt A904
- Aug 18, 2026: $1,658,425, Apt B403
- Aug 17, 2026: $1,062,748, Apt B904
- Aug 3, 2026: $1,334,926, Apt A702
- Jun 30, 2026: $1,628,700, Apt A403
- Jun 30, 2026: $1,501,919, Apt A903
- Jun 19, 2026: $1,321,689, Apt B504
- Jun 12, 2026: $1,500,000, Apt A202
- Jun 11, 2026: $1,456,098, Apt A901
The 10 most recent of 51 open-market sales since 2016, from the Department of Finance’s sales files.
In the news
Housing Lottery Launches for 77 Kosciuszko Street in Bed-Stuy, Brooklyn, New York YIMBY, May 3, 2025.