345 Clinton Avenue, Brooklyn
Co-op · 424 units · built 1945 · Block 1944, Lot 4.
Building permits
- Alteration, filed Sep 17, 2026, estimated cost $74K, described as “Interior renovation of apt. 3E including paritions and finishes as per plans filed herewith. No change to use, egress or occupancy”
- Alteration, filed Jun 25, 2026, estimated cost $74K, described as “Interior renovation to include: Enclosing a home office. Demolishing a closet. Demolishing partitions to provide enlarged kitchen. Replacing bathroom fixtures in same location.”
- Alteration, filed Mar 16, 2026, estimated cost $66K, described as “Intrior renovations of apt. 7D as per plans filed herewith. No change to use, egress or occupancy.”
- Alteration, filed Jan 6, 2026, estimated cost $6K, described as “Interior renovation of apartment 12G. New partitions and finishes per plans.”
- Alteration, filed Dec 15, 2025, estimated cost $55K, described as “Application to reconfigure Unit 11B and 11C on 11th floor, interior renovation in Unit 11C. Partition work as per plan. No change in use, occupancy or exit.”
- Alteration, filed Dec 10, 2025, estimated cost $40K, described as “Apartment kitchen renovation and additional minor work per plans.”
- Alteration, filed Dec 1, 2025, estimated cost $73K, described as “Minor renovation of apartment 5B, including removal of non-load bearing partitions, and new kitchen, including new cabinets, countertops, appliances and associated finishes. No change in use, egress or occupancy.”
- Alteration, filed Nov 14, 2025, described as “Installation of temporary sidewalk shed as per plans. No change in use, egress or occupancy.”
- Alteration, filed Nov 14, 2025, described as “Installation of temporary sidewalk shed as per plans. No change in use, egress or occupancy.”
- Alteration, filed Nov 14, 2025, described as “Installation of temporary sidewalk shed as per plans. No change in use, egress or occupancy.”
- Alteration, filed Nov 14, 2025, described as “Installation of temporary sidewalk shed as per plans. No change in use, egress or occupancy.”
- Alteration, filed Aug 22, 2025, described as “Facade repairs, scaffold inspections, three men letter”
- Alteration, filed Aug 22, 2025, described as “Facade repairs, scaffold inspections, three men letter”
- Alteration, filed Aug 21, 2025, described as “Facade repairs, scaffold inspections, three men letter”
- Alteration, filed Aug 21, 2025, described as “Facade repairs, scaffold inspections, three men letter”
- Alteration, filed Aug 19, 2025, described as “Installation of temporary heavy duty sidewalk shed per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Aug 19, 2025, described as “Installation of temporary heavy duty sidewalk shed per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Aug 19, 2025, described as “Installation of temporary heavy duty sidewalk shed per plan submitted . Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Aug 19, 2025, described as “Installation of temporary heavy duty sidewalk shed per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Jun 27, 2025, estimated cost $259K, described as “Facade repairs to include brick masonry repairs & replacement, lintel repairs & replacement, & bulkhead roof replacement. No change to use, occupancy or egress.”
- Alteration, filed Jun 27, 2025, estimated cost $302K, described as “Facade repairs to include brick masonry repairs & replacement, lintel repairs & replacement, & bulkhead roof replacement. No change to use, occupancy or egress.”
- Alteration, filed Jun 27, 2025, estimated cost $195K, described as “Facade repairs to include brick masonry repairs & replacement, lintel repairs & replacement, & lower level bulkhead roof replacement. No change to use, occupancy or egress.”
- Alteration, filed Jun 27, 2025, estimated cost $271K, described as “Facade repairs to include brick masonry repairs & replacement, lintel repairs & replacement, & bulkhead roof replacement. No change to use, occupancy or egress.”
- Alteration, filed Jun 4, 2025, estimated cost $76K, described as “Interior renovation of apartment 12C located on 12th floor as per plans filed herewith. No change to use, egress, or occupancy.”
- Alteration, filed Jun 4, 2025, estimated cost $17K, described as “Plumbing fixtures installation and modification for apartment 12C located on 12th floor as per plans filed herewith. No change to use, egress, or occupancy.”
43 more, older permits are in this building’s full list on the map.
Property taxes
- Assessment
- $23,763,150
- 2026–27 tax
- $1,871,089
- Market value (city estimate)
- $52,807,000
- Taxable value
- $18,464,364
- Assessed land
- $661,500
- Assessed improvements
- $23,101,650
Tax breaks
- Co-op and condo abatement, with no end date, a $432,351 credit this tax year.
Zoning
R6: floor area ratio 5.30 built, above the 2.43 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Aug 10, 2026: $825,000
- May 1, 2026: $820,000
- Apr 21, 2026: $723,000
- Mar 30, 2026: $835,000
- Mar 25, 2026: $11,000
- Feb 10, 2026: $875,000
- Jan 30, 2026: $825,000
- Jan 22, 2026: $800,000
- Jan 13, 2026: $655,000
- Jan 7, 2026: $875,000
The 10 most recent of 217 open-market sales since 2016, from the Department of Finance’s sales files.
Landmarks
Part of Clinton Hill Historic District (Historic District). 50 Landmarks Preservation Commission permits are on file.