# 298 6th Avenue, Brooklyn

House of worship · built c. 1910 · Block 975, Lot 39.

On Umarelli: https://umarelli.org/nyc/3009750039/302-6-avenue

More construction in Park Slope: https://umarelli.org/nyc/brooklyn/park-slope.md

## Building permits

- New Building — Residential, filed Jan 13, 2026, 1 unit, 4 stories, described as “New Building - 4 stories, 1 dwelling unit. Filed as part of 5 total buildings, 5 separate tax lots on 1 zoning lot.”
- New Building — Residential, filed Dec 23, 2025, 1 unit, 4 stories, described as “New Building - 4 stories, 1 dwelling unit. Filed as part of 5 total buildings, 5 separate tax lots on 1 zoning lot.”
- New Building — Residential, filed Dec 23, 2025, 1 unit, 4 stories, described as “New Building - 4 stories, 1 dwelling unit. Filed as part of 5 total buildings, 5 separate tax lots on 1 zoning lot.”
- New Building — Residential, filed Dec 17, 2025, 1 unit, 4 stories, described as “New Building - 4 stories, 1 dwelling unit. Filed as part of 5 total buildings, 5 separate tax lots on 1 zoning lot.”
- Alteration, filed Jan 14, 2026, described as “New Curb cut to service shared driveway of 5 NBs 434 2nd Ave, 300 6th Ave, 302 6th Ave, 304 6th Ave, 306 6th Ave. One zoning lot, 5 tax lots.”
- Demolition, filed Mar 7, 2025, estimated cost $700K, described as “Full demolition of 2 story structure using hand held equipment.”
- Alteration, filed Oct 24, 2023, estimated cost $25K, described as “Remove, repair and repoint masonry portions of the existing building spire and various facade wall as per plans. No change to use, egress or occupancy.”
- Alteration, filed Sep 12, 2023, estimated cost $5K, described as “Installation of 300 psf sidewalk shed with shed legs in the road way and material storage as per plans. All equipment shall comply with chapter #33 of the 2022 code. No change in use, egress or occupancy under this application.”

## Property taxes

- Assessment: $698,400
- 2026–27 tax: $72,267
- Market value (city estimate): $1,552,000
- Taxable value: $666,180
- Assessed land: $156,600
- Assessed improvements: $541,800

## Zoning

R6B: floor area ratio 0.94 built, 2.00 allowed by base zoning.

## Recent sales

- Feb 24, 2023: $7,500,000

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

## Flood zone

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

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