400 Thatford Avenue, Brooklyn
Industrial · built c. 1930 · Block 3603, Lot 42.
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Building permits
- Alteration, filed Jun 11, 2025, described as “Installation of temporary 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 11, 2025, described as “Installation of temporary supported scaffold 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 Feb 21, 2025, estimated cost $25K, described as “Installation of Active Sub-Slab Depressurization System (SSDS) NYC OER Project Nos. 21 TMP 1253K, 21EH-A264K filed in conjunction with Alteration B01047985-I1”
- Major Renovation — Conversion, filed May 13, 2024, estimated cost $4.4M, 68 units added, 3 stories, described as “Conversion & 1-story vertical enlargement of 2-story manufacturing building, change into 68 class a dwelling units”
- Alteration, filed Jun 17, 2021, estimated cost $1K, described as “Fence application hereby filed in conjunction to alt #321600353.”
Property taxes
- Assessment
- $684,000
- 2026–27 tax
- $65,042
- Market value (city estimate)
- $1,520,000
- Taxable value
- $599,580
- Assessed land
- $157,500
- Assessed improvements
- $526,500
Zoning
M1-4/R6A: floor area ratio 1.20 built, 3.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- May 10, 2024: $6,000,000
- Jan 31, 2020: $4,450,000, 16,740 sq ft ($266 per sq ft)
- Jan 31, 2019: $3,200,000
Open-market sales since 2016, from the Department of Finance’s sales files.
In the news
Permits Filed for 400 Thatford Avenue in Brownsville, Brooklyn, New York YIMBY, Mar 25, 2026.