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421 Union Avenue

437Records
15City systems
0Open violations
0.9Penalty rate
Brooklyn · ZIP 11211 · Neighborhood: Williamsburg
Open in the map

437 recorded events, 1967–2026, from 15 city data systems. The city's paper trail here is mostly 175 311 service requests, 61 ACRIS deeds & mortgages, 43 DOB permits.

BoroughBrooklyn 11211
Built2008
Floors6
Res. units29
ClassD1
Owner (PLUTO)421 UNION AVENUE LLC
BBL3023720005
BIN3413674, 3819905, 3829372, 3829375

Full record, year by year   Support this site

GRADE A

The city's published records show little recorded distress here in the last three years. Less recorded distress than 90% of 25-99-unit residential buildings citywide. The citywide median for 25-99-unit residential buildings is 23.6 penalty points per 10 units; this building carries 0.9. In ZIP 11211, 58% of residential buildings hold an A and 7% grade D or F. How grades work

this building
A
B
C

Among 17,252 25-99-unit residential buildings citywide · left is less recorded distress, right is more

Open with the city right now

No current HPD flags in the latest weekly snapshot: no open violations, no pending litigation, no active vacate orders, and not in the Alternative Enforcement Program.

Patterns

2 heat or hot-water complaints in the last three years (winter 2025–26: 2).

No bedbug-infested units reported in the last three years of filings.

What 311 hears from this address

40 service requests in the last three years. Most common: Noise (7) · Encampment (7) · Dirty Condition (6) · Illegal Parking (4) · Blocked Driveway (2) · Sidewalk Condition (2).

Filed construction activity

$150,000 in permitted construction work filed since 2016 (1 filings with a declared cost) — a rough measure of how actively the owner maintains the building. Permit costs cover filed construction work only — they do not capture routine maintenance or repairs done without a permit.

Rent-stabilization signals

NoBuilt before 1974 (2008)
YesSix or more residential units (29)
Yes421-a / J-51 tax benefit on the current tax roll

2 of 3 signals present. Buildings receiving 421-a or J-51 benefits are generally required to register their units as rent-stabilized for the duration of the benefit. The definitive answer for any unit: request its rent history from NYS Homes & Community Renewal (free, at hcr.ny.gov).

Registered with HPD — the names behind the building

Registered owner(s)421 UNION AVENUE LLC
Head officerBERL JACOBS
Managing agentDeegan Management
Last registered2025-10-08

as filed by the owner in the building's HPD registration

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$8,250,000 $3,712,500
2026$8,295,000 $3,732,750
2027$8,119,000 $3,653,550

The city's market estimate has fallen 2% between tax years 2025 and 2027.

Tax exemptions on the roll: 421A 25 YR NO CAP

Building systems

Energy grade (LL33)D — ENERGY STAR score 20/100, posted at the entrance by law (2022 disclosure cycle)

Flood exposure

Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).

Hurricane evacuation zone 4 of 6 — zone 1 evacuates first.

Not in the city's stormwater (cloudburst) flood maps under any modeled scenario.

No street-flooding or sewer-backup complaints on record at this address.

Sources: FEMA flood maps (coastal), NYC DEP Stormwater Flood Maps (cloudburst), NYC hurricane evacuation zones, and 311 records for this address.

Getting around

SubwayLorimer St — G L · 250 ft straight-line (about a 1-minute walk) · station accessibility: full
BusNearest boarding stop: Metropolitan Av / Macri Sq — B24 Q59 · 400 ft
Citi BikeMetropolitan Ave & Meeker Ave · 450 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: P.S. 017 Henry D. Woodworth. Confirm with the DOE's school search.

Distances are straight-line, not walking routes. Transit locations from the MTA and Citi Bike, bike facilities from NYC DOT, school zones from the DOE's 2024–25 maps.

Report a problem to 311

421 Union Avenue

Heat or hot waterHeat or hot water
Apartment maintenanceApartment maintenance
Bed bugsBed bugs
Residential pestsResidential pests
Rats or miceRats or mice
Anything elseAnything else

40 311 service requests from this address in the last three years — 1 of them about heat or hot water.

311 will ask for the address, the apartment if the problem is inside, and what's wrong. Contact details are optional for most complaints; food-poisoning reports can be anonymous. Complaints appear in the city's public 311 data, usually within a day or two, and then in the Live from 311 box on this page.

The landlord's report card

Managed by DEEGAN MANAGEMENT — 8 buildings, 421 units. Grades across the portfolio: A6 · B2. See the whole portfolio

BuildingBoroughUnitsGrade
157 Kent Avenue BK86 A
248 Mc Kibbin Street BK82 A
112 Lincoln Avenue BX75 A
585 East 21 Street BK65 A
2211 Ditmas Avenue BK48 B
421 Union Avenue BK29 A
2225 Ditmas Avenue BK20 B
193 Bedford Avenue BK16 A

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $2,500,000 on 2022-05-10 (lender: Amalgamated Bank). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

DateRecordAmountPer res. unit
2022-05-10AL&R $16,000,000 — from 421 UNION AVENUE LLC to AMALGAMATED BANK $16,000,000
2022-05-10Agreement $16,000,000 — from 421 UNION AVENUE LLC to AMALGAMATED BANK $16,000,000
2022-05-10Mortgage $2,500,000 — from 421 UNION AVENUE LLC to AMALGAMATED BANK $2,500,000
2017-05-11AL&R $13,500,000 — from 421 UNION AVENUE LLC to AMALGAMATED BANK $13,500,000
2017-05-11Agreement $13,500,000 — from 421 UNION AVENUE LLC to AMALGAMATED BANK $13,500,000
2017-05-11Mortgage $3,386,575 — from 421 UNION AVENUE LLC to AMALGAMATED BANK $3,386,575
2012-02-27Agreement $10,800,000 — from 421 UNION AVENUE LLC to SOVEREIGN BANK $10,800,000
2012-02-27Mortgage $2,278,514 — from 421 UNION AVENUE LLC to SOVEREIGN BANK $2,278,514
2011-07-14Agreement $5,500,000 — from 421 UNION AVENUE LLC to CONFIDENTIAL LENDING LLC $5,500,000
2011-07-14Mortgage $3,021,486 — from 421 UNION AVENUE LLC to QUEST MCD CAPITAL LLC $3,021,486
2011-07-14Agreement $5,500,000 — from 421 UNION AVENUE LLC to QUEST MCD CAPITAL LLC $5,500,000
2011-07-14Deed $10,226,324 — from 462 KEAP LLC to 421 UNION AVENUE LLC $10,226,324
2010-02-24Agreement $9,200,000 — from 462 KEAP LLC to MILLENNIUM BCPBANK, N.A. $9,200,000
2009-04-24Agreement $9,200,000 — from 462 KEAP LLC to MILLENNIUM BCPBANK, N.A. $9,200,000
2007-08-20AL&R $9,200,000 — from 462 KEAP LLC to MILLENNIUM BCPBANK, N.A. $9,200,000

Ten-year activity

50250
2017
2018
2019
37
2020
2021
2022
2023
2024
2025
2026
EnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
YearEnforcementHousing & tenantsOwnership & moneyHealth & systemsTotal
2017354012
201822015
20193601827
20202310437
202142001034
20225144124
2023570214
20240270330
2025172313
2026090211
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The full timeline

Construction 84Enforcement 58Housing & tenants 188Ownership & money 61Health & systems 46

Every one of the 437 recorded events, 1967–2026, is laid out year by year in the full report (print-ready).

Explore: ZIP 11211 · Landlord rankings · How grades work · The map · The Mice Map