# 8638 20th Avenue, Brooklyn

Two-family · built c. 1920 · Block 6374, Lot 64.

On Umarelli: https://umarelli.org/nyc/3063740064/8638-gar-20-avenue

More construction in Bath Beach: https://umarelli.org/nyc/brooklyn/bath-beach.md

## Building permits

- New Building, filed Nov 5, 2021, estimated cost $20K, 1 story, described as “New detached accessory one story one car masonry garage”
- Alteration, filed Jun 23, 2022, estimated cost $50K, described as “File for plumbing work type in conjunction with ALT1 #B00562844.”
- Alteration, filed Jul 29, 2021, estimated cost $5K, described as “File this application to install 8' height plywood construction fence for JOB#B00562844-I1.”
- Major Renovation — Residential, filed Jul 29, 2021, estimated cost $600K, 2 units in all, 4 stories, described as “Propose horizontal and vertical extension and convert from community facility and two dwelling units to two dwelling units. Obtain new certificate of occupancy.”

## Property taxes

- Assessment: $131,520
- 2026–27 tax: $19,304
- Market value (city estimate): $2,192,000
- Taxable value: $97,285
- Assessed land: $17,280
- Assessed improvements: $114,240

## Zoning

R5: floor area ratio 1.24 built, 1.50 allowed by base zoning.

## Recent sales

- Mar 8, 2021: $1,700,000

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