# 817 Classon Avenue, Brooklyn

Apartment building · 19 units · built 2025 · Block 1178, Lot 7.

On Umarelli: https://umarelli.org/nyc/3011780007/817-classon-avenue

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

## Building permits

- New Building — Multi-Family, filed Jan 26, 2024, 19 units, 7 stories, described as “Proposed new 7 stories with cellar residential building”
- Alteration, filed Feb 6, 2025, described as “Installation of temporary supported scaffold per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Feb 6, 2025, estimated cost $5K, described as “Installation of temporary overhead protection per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Feb 6, 2025, estimated cost $5K, described as “Installation of temporary roof protection per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Feb 6, 2025, estimated cost $6K, described as “Installation of temporary needle beam per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Jan 14, 2025, described as “Installation of temporary construction fence per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed Jan 13, 2025, described as “Installation of temporary sidewalk shed per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with this application.”
- Alteration, filed May 24, 2024, estimated cost $160, described as “Proposed 8FT construction fence. No change to use, egress or occupancy under this application.”
- Demolition, filed May 3, 2024, estimated cost $70K, described as “Full demolition to a one story building”

## Property taxes

- Assessment: $1,548,450
- 2026–27 tax: $166,206
- Market value (city estimate): $3,441,000
- Taxable value: $1,336,170
- Assessed land: $295,650
- Assessed improvements: $1,252,800

## Recent sales

- Apr 2, 2024: $6,000,000

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

## Flood zone

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

## In the news

[Permits Filed for 817 Classon Avenue in Crown Heights, Brooklyn](https://newyorkyimby.com/2024/01/permits-filed-for-817-classon-avenue-in-crown-heights-brooklyn.html), New York YIMBY, Jan 29, 2024.

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