642 Myrtle Avenue, Brooklyn
Three-family · built 1957 · Block 1912, Lot 31.
Building permits
- Alteration, filed Jun 27, 2025, described as “Installation of temporary pipe scaffold as per plans. No change in use, egress or occupancy.”
- Alteration, filed Jun 27, 2025, described as “Installation of temporary sidewalk shed as per plans. No change in use, egress or occupancy.”
- Major Renovation — Conversion, filed Jul 18, 2024, estimated cost $1.2M, 1 unit added, 4 stories, described as “Proposed vertical and horizontal enlargement to an existing three (3) story + cellar mixed-use building, converting to a four (4) story + cellar, mezzanine and penthouse residential building.”
Property taxes
- Assessment
- $123,180
- 2026–27 tax
- $5,996
- Market value (city estimate)
- $2,053,000
- Taxable value
- $30,219
- Assessed land
- $8,820
- Assessed improvements
- $114,360
Zoning
R7A: floor area ratio 2.89 built, 4.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Jan 3, 2024: $999,000
Open-market sales since 2016, from the Department of Finance’s sales files.