Street record · Brooklyn

21 Street

77 mapped DOB filings publish this street name in the current snapshot. They span Sunset Park (West).

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Qualified records77
Active-status records41
Latest status changeSep 15, 2026

What is on this street

The built record of 21 Street

City Planning maps 142 tax lots on 21 Street in Brooklyn, 44% of them walk-up apartments. The oldest went up in 1899 and the newest in 2025. This describes the street as it stands, not the filings below.

Where 1930s sits in the city’s own timeline

Tax lots
142
Buildings
155
Homes
533
Typically built
1930s
Typical height
3–5 floors
Built area
661,236 sq ft

How the lots are used

  • Walk-up apartments62 of 142
  • One and two family homes46 of 142
  • Industrial and manufacturing17 of 142

Zoning: R6B, M1-2D, M3-1 are the districts covering most of the street. A zoning district sets what may be built, not what is there now.

NYC Department of City Planning · Primary Land Use Tax Lot Output (PLUTO) · 64uk-42ks · read 2026-09-11

Living here

The housing record on 21 Street.

Of the 4 addresses here checked against the city’s open-violation extract, 2 carry at least one — 50% — and 0 carry at least one the city calls immediately hazardous.

Open violations
7
Immediately hazardous
0
Addresses checked
4

The Housing Maintenance Code is about living in a building — heat, hot water, pests, paint — and is a different thing from the Department of Buildings violations elsewhere on this page, which are about building work. The two most common open violations in the whole city are both paperwork, so a high count is a reason to read the classes rather than a verdict. What each class means Counted from the extract accessed Sep 21, 2026.

How to read this street page

A shared street name does not mean a shared project.

These records are grouped by the street name and borough published by DOB. Each address remains an independent filing unless its source record explicitly connects it to another site. Use this page to scan activity along the corridor, then open an individual filing for its exact status, scope and identifiers.

Explore this corridor on the map

On the market

13 homes on 21 Street are listed today.

What the brokerages are currently asking along this street. These are the first 12. Each one links to the agent’s own page, where the price is live and the photographs are.

Everything on the market in Brooklyn.

Source snapshot accessed Sep 22, 2026. Street grouping is based on the normalized street-name field.