# 628 Carlton Avenue, Brooklyn

Two-family · built c. 1871 · Block 1157, Lot 32.

On Umarelli: https://umarelli.org/nyc/3011570032/628-carlton-avenue

More construction in Prospect Heights: https://umarelli.org/nyc/brooklyn/prospect-heights.md

## Building permits

- Alteration, filed Dec 15, 2025, estimated cost $583K, described as “Alterationco to change from a two (2) family to a one (1) family with interior renovation and vertical addition to the existing 3 story + basement + cellar buildingas per plans filed herewith.”
- Alteration, filed Oct 16, 2025, estimated cost $45K, described as “General construction work for the removal of non-structural interior partitions and interior finishes as per plans filed herewith. No change in use, egress, or occupancy.”

## Property taxes

- Assessment: $304,560
- 2026–27 tax: $9,401
- Market value (city estimate): $5,076,000
- Taxable value: $47,377
- Assessed land: $48,600
- Assessed improvements: $255,960

## Zoning

R7A (part of the lot is R6B): floor area ratio 1.59 built, 4.00 allowed by base zoning.

## Recent sales

- Aug 14, 2025: $3,950,000

Open-market sales since 2016, from the Department of Finance’s sales files.

## Flood zone

Current FEMA flood map: zone X, minimal flood hazard.

## Landmarks

Part of Prospect Heights Historic District (Historic District). 7 Landmarks Preservation Commission permits are on file.

## In the news

[LPC To Review Proposal For Changes To 628 Carlton Avenue In Prospect Heights, Brooklyn](https://newyorkyimby.com/2026/01/lpc-to-review-proposal-for-changes-to-628-carlton-avenue-in-prospect-heights-brooklyn.html), New York YIMBY, Jan 6, 2026.

From New York City and Jersey City public records, refreshed within a day of each release. Sources: https://umarelli.org/sources. Methodology and corrections: https://umarelli.org/methodology