Williamsburg, Brooklyn

405 Union Avenue

A 47-unit mid-rise built in 2008 in Williamsburg, Brooklyn. We've seen 7 listings here since March 2026, with a one-bedroom asking a median of $6,752.
  • Built 2008
  • 47 units
  • Rent-stabilized units on record
  • Updated September 2026
1 bedroom ask
$6,752
median
Listings seen
7
since Mar 2026
Stabilized units
46
0 in 2007
HPD violations
8
last 12 months
Asking rents

What apartments at 405 Union Avenue ask

Median asking rent by size across 7 listings seen between March 2026 and September 2026. From public rental listings Leaseswap tracks on StreetEasy, NYBits, LeaseBreak and others. Asking rents, not signed leases.

  • 1 bedroom$6,752$6,7521 listing
  • 2 bedrooms$6,709$6,500 to $7,0553 listings
  • 3+ bedrooms$9,000$8,500 to $10,3023 listings
Rent stabilization

Rent-stabilized units on record

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

Latest

46

In 2007

0

Units

47

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

8 HPD violations in the last 12 months

Housing code violations issued by NYC HPD, by class. Data as of September 17, 2026.

Class C

3

Immediately hazardous

Class B

2

Hazardous

Class A

3

Non-hazardous

2 open violations · 18 complaints in 12 months · 2 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
Frontgate Management
Portfolio
108 buildings · 2,785 units
Last sale
June 15, 2026
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 405 Union Avenue rent-stabilized?
NYC tax records list 46 rent-stabilized units at 405 Union Avenue. 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 405 Union Avenue?
Across 7 public rental listings Leaseswap tracks on StreetEasy, NYBits, LeaseBreak and others between March 2026 and September 2026, median asking rents were $6,752 for a one-bedroom, $6,709 for a two-bedroom, $9,000 for three or more bedrooms. These are asking rents from listings, not signed leases.
Who owns 405 Union Avenue?
NYC HPD registration records link 405 Union Avenue to Frontgate Management, which is associated with 108 buildings and 2,785 units in NYC. Ownership data comes from JustFix's Who Owns What.
How many HPD violations does 405 Union Avenue have?
HPD issued 8 violations at 405 Union Avenue in the last 12 months, including 3 class C (immediately hazardous), and 2 are currently open. Data as of September 17, 2026.