# 398 Montgomery Street, Brooklyn

Commercial · built c. 1925 · Block 1305, Lot 38.

On Umarelli: https://umarelli.org/nyc/3013050038/398-montgomery-street

More construction in Crown Heights: https://umarelli.org/nyc/brooklyn/crown-heights.md

## Building permits

- Major Renovation — Enlargement, filed Jul 10, 2026, estimated cost $516K, 2 units added, 3 stories, described as “Enlargement on existing 1 story commercial store with cellar to 1 story commercial store and 2 - family dwelling unit as per plan”
- Alteration, filed Apr 25, 2026, estimated cost $1K, described as “Installation of temporary heavy duty sidewalk shed as per plans. No change in use, egress or occupancy. Sidewalk shed shall comply with chapter #33 of 2022 the NYC building code. Live load 300PSF.”
- Alteration, filed Apr 3, 2026, estimated cost $76K, described as “An existing 2 story commercial building with interior renovation at a store front.no change in use, egress or occupancy.”
- Alteration, filed Dec 18, 2025, estimated cost $1K, described as “Installation of temporary construction fence for renovation work filed under alt-2 job # B01336784-I1”

## Property taxes

- Assessment: $118,800
- 2026–27 tax: $11,474
- Market value (city estimate): $264,000
- Taxable value: $105,770
- Assessed land: $17,100
- Assessed improvements: $101,700

## Zoning

R7-1: floor area ratio 1.00 built, 3.44 allowed by base zoning.

## Recent sales

- Dec 18, 2025: $500,000, 958 sq ft ($522 per sq ft)

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

## Flood zone

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

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