419 Carlton Avenue, Brooklyn
Condominium · 31 units · built 1988 · Block 1957, Lot 7501.
Building permits
- Alteration, filed Apr 24, 2026, estimated cost $127K, described as “Renovation of existing apartment D on the 1st Floor. No change of use, egress or occupancy under this application.”
- Alteration, filed Mar 20, 2026, estimated cost $15K, described as “Interior renovaton of bathroom and closet, including new layout. Plumbing to be filed under an laa. No change to use occupacy or egress.”
- Alteration, filed Nov 6, 2024, estimated cost $8K, described as “Application file to interior renovation at exist. Partial 1ST floor 2ND bathroom (w/c, lav.) & install bathtub and cosmetic work. Plumbing work under separate application. No change in use, egress or occupancy under this application.”
- Alteration, filed May 31, 2023, estimated cost $9K, described as “Renovation of apartment # D on the second street. work to include non-structural demolition, general construction and minor mechanical modification as per plans filed herewith. No change to use, egress or occupancy.”
Property taxes
- Assessment
- $3,726,788
- 2026–27 tax
- $336,153
- Market value (city estimate)
- $8,281,750
- Taxable value
- $3,093,592
- Assessed land
- $294,188
- Assessed improvements
- $3,432,600
- Condo units with their own tax lots
- 31
Tax breaks
- Co-op and condo abatement, with no end date, a $138,839 credit this tax year.
Zoning
R6B: floor area ratio 0.41 built, 2.00 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, minimal flood hazard.
Recent sales
- Aug 27, 2026: $840,000, Unit E
- Feb 26, 2026: $975,000, Unit D
- Jan 7, 2026: $1,300,000, Unit H
- Jan 7, 2025: $930,000, Unit C
- Nov 25, 2024: $100,000, Unit H
- Oct 1, 2024: $785,000, Unit H
- Jul 10, 2024: $1,330,000, Unit A
- May 10, 2023: $806,000, Unit C
- Jun 24, 2022: $1,287,500, Unit C
- May 10, 2022: $899,000, Unit A
The 10 most recent of 18 open-market sales since 2016, from the Department of Finance’s sales files.