# 412 8th Avenue, Brooklyn

Condominium · 32 units · built c. 1920 · Block 1082, Lot 7502.

On Umarelli: https://umarelli.org/nyc/3010827502/412-8-avenue

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

Every lot on block 1082: https://umarelli.org/nyc/brooklyn/1082.md

## Building permits

- Alteration, filed Aug 22, 2026, estimated cost $97K, described as “Interior renovation for the combination of apartments 2A and Apt 2B. Work includes removal of bearing partition and tile replacement, as per TPPN3/97. No change to use, egress, or occupancy is involved.”
- Alteration, filed Apr 27, 2026, estimated cost $12K, described as “Interior renovation for the combination of apartments 3A and Apt 3B. Work includes removal of bearing partition and tile replacement, as per TPPN3/97. No change to use, egress, or occupancy is involved.”
- Alteration, filed Jul 31, 2025, estimated cost $15K, described as “Install new ac split system at apts # 3a & 3b at the thrid floor.”
- Alteration, filed Dec 16, 2024, estimated cost $100K, described as “Herewith filing interior demo and buildout for general construction work related to combining apartments B4 and C4 as per tppn 03/97. No change in use, egress or occupancy.”
- Alteration, filed May 31, 2023, estimated cost $1K, described as “Connect to existing gas piping for replacement gas-fired boiler as per plans. No change in use, egress or occupancy.”
- Alteration, filed May 31, 2023, estimated cost $24K, described as “Replace gas-fired boiler as per plans. No change in use, egress or occupancy.”
- Alteration, filed May 31, 2023, estimated cost $25K, described as “Install new chimney liner as per plans. No change in use, egress or occupancy.”
- Alteration, filed Mar 24, 2023, estimated cost $10K, described as “Interior existing bathroom renovation at apartment # B3 (2ND floor) includes toilet floor and wall tiles to be replaced and cosmetic paint works. There will be no change in the use, egress or occupancy under this application.”
- Alteration, filed Apr 14, 2021, estimated cost $10K, described as “Interior existing bathroom renovation at apartment # C4 (third floor) includes toilet floor and wall tiles to be replaced and cosmetic paint works. There will be no change in the use, egress or occupancy under this application.”

## Property taxes

- Assessment: $2,575,292
- 2026–27 tax: $272,139
- Market value (city estimate): $5,722,885
- Taxable value: $2,372,039
- Assessed land: $123,746
- Assessed improvements: $2,451,546
- Condo units with their own tax lots: 38

## Tax breaks

- Co-op and condo abatement, with no end date, a $21,824 credit this tax year.

## Zoning

R7B (part of the lot is R6B): floor area ratio 2.47 built, 3.00 allowed by base zoning.

## Recent sales

- Mar 5, 2026: $425,000, Apt 2B
- Nov 19, 2025: $1,379,000, Apt D1
- May 15, 2024: $1,013,159, Apt B3
- Apr 24, 2024: $1,013,159, Apt B4
- Jun 16, 2023: $880,000, Apt 3B
- Mar 9, 2022: $865,500, Apt 2A
- Mar 7, 2022: $975,000, Apt C4
- Jun 28, 2021: $989,000, Apt C2
- Feb 24, 2021: $1,025,000, Apt 4C
- Dec 18, 2020: $995,000, Apt B1

The 10 most recent of 20 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