670 Thomas S Boyland St, Brooklyn
Industrial · built c. 1930 · Block 3557, Lot 45.
Building permits
- New Building — Large Residential, filed Dec 4, 2025, 86 units, 6 stories, described as “(Please assign to central hub to same examiner as B01328447-I1 as it's one zoning lot with one owner and applicant) PROPOSED NEW 6 STORY AND CELLAR MIXED USE BUILDING”
- New Building — Multi-Family, filed Dec 4, 2025, 29 units, 6 stories, described as “(Please assign to central hub to same examiner as job#B01328440-I1 as it's one zoning lot with one owner and applicant) PROPOSED NEW 6 STORY RESIDENTIAL BUILDING”
- Demolition, filed Oct 30, 2025, estimated cost $10K, described as “Full demolition application of a 1 high story brick and steel with concrete building.”
- Demolition, filed Oct 30, 2025, estimated cost $10K, described as “Full demolition of a 1 high story brick and steel with concrete building.”
Property taxes
- Assessment
- $1,350,450
- 2026–27 tax
- $118,548
- Market value (city estimate)
- $3,001,000
- Taxable value
- $1,092,810
- Assessed land
- $162,000
- Assessed improvements
- $1,188,450
Zoning
R6: floor area ratio 1.00 built, 2.43 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
In the news
Permits Filed for 191 Dumont Avenue in Brownsville, Brooklyn, New York YIMBY, Dec 9, 2025.