264 6th Avenue, Brooklyn
Co-op · 42 units · built c. 1921 · Block 965, Lot 38.
Building permits
- Alteration, filed Nov 18, 2025, estimated cost $69K, described as “Apartment renovations(apt.2I) second floor :work to include new bathroom and kitchen finishes :no change to use ,egress nor occupancy”
- Alteration, filed Oct 29, 2025, estimated cost $350K, described as “Renovation of existing residential four story facade and repair of fire escapes. No change in use, egress or occupancy proposed under this application.”
- Alteration, filed Apr 4, 2023, estimated cost $18K, described as “Plumbing work in conjunction with interior alterations to existing apt 1D on the first floor. Replace plumbing fixtures in existing locations. No change to use, egress, or occupancy.”
- Alteration, filed Apr 4, 2023, estimated cost $96K, described as “Interior alterations to existing apt 1D on the first floor. Demolish and constrct non-bearing interior partitions, finishes and cabinetry. No change to use, egress, or occupancy.”
- Alteration, filed Jul 6, 2022, estimated cost $31K, described as “Combination of apartments 4A and 4B. Removal of kitchen at 4B. Renovate 1 bathroom. Minor partition alteration. No change to occupancy, use, or egress. Pl work type filed under job #B00712093-S1.”
- Alteration, filed Jun 12, 2021, estimated cost $18K, described as “Subsequent document for plumbing work iin conjunction with gc application# B00465466-I1. In apartment #2F, 2ND floor work to include new plumbing fixtures installation, and replacement on existing roughing”
- Alteration, filed Feb 11, 2021, estimated cost $61K, described as “Misc. Interior renovation in APT#2F, 2ND floor. Work to include new kitchen and bathroom finishes. Plumbing work to be file under a separate application. No change to use, egress, not occupancy.”
- Alteration, filed Jan 27, 2021, estimated cost $10K, described as “Subsequent document for plumbing work iin conjunction with alteration 2 application# 340775389. In apartment #3J, 3RD floor work to include new plumbing fixtures installation, and replacement on existing roughing.”
- Alteration, filed Aug 19, 2020, estimated cost $8K, described as “Proposed installation of heavy duty sidewalk shed for remedial repairs as per plans. No change in use occupancy or egress under this application. Live load 300 per square feet. Sidewalk shed shall comply with chapter # 33 of the 2014 code.”
Property taxes
- Assessment
- $2,752,200
- 2026–27 tax
- $277,158
- Market value (city estimate)
- $6,116,000
- Taxable value
- $2,421,831
- Assessed land
- $157,050
- Assessed improvements
- $2,595,150
Tax breaks
- Co-op and condo abatement, with no end date, a $24,292 credit this tax year.
Zoning
R6B: floor area ratio 3.17 built, above the 2.00 base zoning allows, which bonuses, transfers or older rules can permit.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Aug 25, 2026: $2,450,000
- Jul 8, 2025: $647,500
- Jun 10, 2025: $615,000
- Sep 4, 2024: $700,000
- Jul 12, 2024: $615,000
- Jun 28, 2024: $1,095,000
- Sep 8, 2023: $710,000
- Dec 23, 2022: $629,000
- Mar 8, 2022: $969,139
- Jul 28, 2021: $670,000
The 10 most recent of 27 open-market sales since 2016, from the Department of Finance’s sales files.