Flatbush, Brooklyn

56 East 21st Street

A 20-unit mid-rise built in 2017 in Flatbush, Brooklyn. We've seen 8 listings here since May 2026, with a one-bedroom asking a median of $3,000.
  • Built 2017
  • 20 units
  • Rent-stabilized units on record
  • Updated September 2026
1 bedroom ask
$3,000
median
Listings seen
8
since May 2026
Stabilized units
16
0 in 2007
HPD violations
0
last 12 months
Asking rents

What apartments at 56 East 21st Street ask

Median asking rent by size across 8 listings seen between May 2026 and September 2026. From public rental listings Leaseswap tracks on StreetEasy, NYBits, LeaseBreak and others. Asking rents, not signed leases.

  • Studio$3,799$3,7991 listing
  • 1 bedroom$3,000$3,000 to $3,7493 listings
  • 2 bedrooms$3,724$3,650 to $3,8994 listings
Rent stabilization

Rent-stabilized units on record

Unit counts from NYC tax records, via JustFix's Who Owns What.

Latest

16

In 2007

0

Units

20

This means the building has rent-stabilized units, not that every apartment in it is stabilized or carries a legal rent. Always check a unit's status and rent history with DHCR before signing a lease.

Building conditions

No HPD violations in the last 12 months

Housing code violations issued by NYC HPD, by class. Data as of September 8, 2026.

Class C

0

Immediately hazardous

Class B

0

Hazardous

Class A

0

Non-hazardous

0 open violations · 1 complaint in 12 months · 0 eviction filings in 12 months

Ownership

Who owns the building

From NYC HPD registration records, via JustFix's Who Owns What. Company names only.

Owner
Decatur Twins LLC
Portfolio
96 buildings · 1,229 units
Last sale
March 24, 2014
Features

What listings here mention

Building features that most listings at this address report.

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Nearby

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FAQs

Common questions

Is 56 East 21st Street rent-stabilized?
NYC tax records list 16 rent-stabilized units at 56 East 21st Street. That means the building has rent-stabilized units, not that every apartment in it is stabilized. Confirm a specific unit's status and rent history with DHCR before signing a lease.
How much is rent at 56 East 21st Street?
Across 8 public rental listings Leaseswap tracks on StreetEasy, NYBits, LeaseBreak and others between May 2026 and September 2026, median asking rents were $3,799 for a studio, $3,000 for a one-bedroom, $3,724 for a two-bedroom. These are asking rents from listings, not signed leases.
Who owns 56 East 21st Street?
NYC HPD registration records link 56 East 21st Street to Decatur Twins LLC, which is associated with 96 buildings and 1,229 units in NYC. Ownership data comes from JustFix's Who Owns What.
How many HPD violations does 56 East 21st Street have?
HPD issued 0 violations at 56 East 21st Street in the last 12 months, and 0 are currently open. Data as of September 8, 2026.