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234 Union Avenue

2,564Records
19City systems
15Open violations
143.2Penalty rate
Brooklyn · ZIP 11206 · Neighborhood: East Williamsburg
Open in the map

2,564 recorded events, 1900–2026, from 19 city data systems. The city's paper trail here is mostly 1,034 HPD complaints, 855 311 service requests, 377 HPD housing violations.

BoroughBrooklyn 11206
Built1930
Floors6
Res. units32
ClassC7
Owner (PLUTO)234 UNION LLC
BBL3030400001
BIN3070916

Full record, year by year   Support this site

GRADE B

A modest record — below the level that usually signals systemic problems. More recorded distress than 85% 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 143.2. In ZIP 11206, 43% of residential buildings hold an A and 17% 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

Open HPD violations15 total — 12 class C (immediately hazardous), 3 class B, 0 class A. Oldest open since 2021-03-25.

status snapshot refreshed weekly from HPD records

Patterns

104 heat or hot-water complaints in the last three years (winter 2023–24: 14 · winter 2024–25: 77 · winter 2025–26: 12). Repeated winter clusters suggest a chronic heating problem.

14
’23–24
77
’24–25
12
’25–26

5 bedbug-infested unit(s) reported in filings over the last three years.

What 311 hears from this address

133 service requests in the last three years. Most common: HEAT/HOT WATER (49) · Noise (13) · PAINT/PLASTER (13) · PLUMBING (7) · DOOR/WINDOW (6) · Missed Collection (6).

Filed construction activity

$857,349 in permitted construction work filed since 2016 (12 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

YesBuilt before 1974 (1930)
YesSix or more residential units (32)
No421-a / J-51 tax benefit on the current tax roll

2 of 3 signals present. This is the classic profile of a rent-stabilized building (pre-1974, 6+ units) — many units in such buildings remain stabilized. 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)234 UNION LLC
Head officerHOWARD TRACHTENBERG
Managing agentR.E.M. RESIDENTIAL
Last registered2025-09-05

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

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$3,792,000 $1,706,400
2026$4,211,000 $1,894,950
2027$4,078,000 $1,835,100

The city's market estimate has risen 8% between tax years 2025 and 2027.

Building systems

Energy grade (LL33)D — ENERGY STAR score 30/100, posted at the entrance by law (2022 disclosure cycle)
Heating fuelNO2FUEL

Restaurants in this building

RestaurantCuisineGradeNotes
Before CoffeeCoffee/TeaA—
HaamCaribbeanB—

Report to 311: Food poisoning · Food safety complaint

2 restaurants · 0 with mice evidence · See them on the Mice Map

1 food-poisoning report to 311 at this address in the last three years (0 with three or more people sick), shared by 2 restaurants
1 Food Establishment complaint to 311 at this address in the last three years (most often: Dishwashing/Utensils), shared by 2 restaurants · complaints filed by the public; DOHMH investigates, outcomes aren't published.

Flood exposure

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

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

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

1 street-flooding or sewer-backup complaints at this address since 2024 (1 in the last three years).

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

Getting around

SubwayHewes St — J M · 650 ft straight-line (about a 3-minute walk) · station accessibility: none
Broadway — G · 750 ft straight-line (about a 4-minute walk) · station accessibility: none
BusNearest boarding stop: Meserole St / Union Av — B60 · 50 ft
Citi BikeStagg St & Union Ave · 500 ft · station location as of 2026-09-23; live availability
Bike facilityPainted bike lane mapped within 75 ft
School zones (2024–25 map)Elementary: P.S. 250 George H. Lindsay. 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

234 Union Avenue

Heat or hot waterHeat or hot water
Apartment maintenanceApartment maintenance
Bed bugsBed bugs
Residential pestsResidential pests
Rats or miceRats or mice
Food poisoningFood poisoning
Food safety complaintFood safety complaint
Anything elseAnything else

133 311 service requests from this address in the last three years — 49 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 R.E.M. RESIDENTIAL — 117 buildings, 3,819 units. Grades across the portfolio: A65 · B30 · C15 · D5 · F1. See the whole portfolio

BuildingBoroughUnitsGrade
304 East 41 Street MN200 A
225 East 63 Street MN151 B
25 Hillside Avenue MN142 D
305 2 Avenue MN127 A
25-10 30 Road QN120 B
3410 Kingsbridge Avenue BX117 D
88 Bleecker Street MN107 A
45-35 44 Street QN100 B
235 West 75 Street MN97 A
85-05 35 Avenue QN90 B
570 West 204 Street MN89 C
85-50 85 Drive QN84 A
63-70 Austin Street QN84 C
76-09 34 Avenue QN83 A
2800 Heath Avenue BX78 B
940 St Nicholas Avenue MN73 B
244 Fieldston Terrace BX72 C
4360 Baychester Avenue BX72 C
22-43 Jackson Avenue QN71 A
255 Hudson Street MN64 A
40-15 Hampton Street QN60 B
94-06 34 Road QN59 C
34 Seaman Avenue MN59 D
24 Bennett Avenue MN58 A
545 Cathedral Parkway MN54 A
44-46 Purves Street QN49 A
2340 Valentine Avenue BX49 C
86-20 Park Lane South QN48 A
3512 Broadway MN40 B
235 East 84 Street MN38 A
35-19 147 Street QN37 B
312 West 48 Street MN35 A
2024 68 Street BK34 B
15 East 19th Street BK33 A
387 Greenwich Street MN33 A
25 Cornelia Street MN32 A
234 Union Avenue BK32 B
251 West 98 Street MN32 A
1133 Park Avenue MN32 A
14 Hope Street BK30 A
323 West 75 Street MN30 A
265 West 87 Street MN26 A
250 East 31 Street MN25 A
2118 64 Street BK24 B
61 St Nicholas Place MN24 C
116 East 17 Street MN22 A
2129 Amsterdam Avenue MN21 D
3612 Broadway MN21 F
632 East 186 Street BX20 C
293 Hawthorne Street BK20 B
55 West 74 Street MN19 A
1376 1 Avenue MN18 A
32-02 34 Avenue QN18 C
353 Central Park West MN17 A
330 East 94 Street MN16 A
57 West 8 Street MN16 A
489 Columbus Avenue MN16 C
18 East 23 Street MN16 A
190 Claremont Avenue MN16 B
107 West 106 Street MN16 A

showing 60 of 117 buildings

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $3,520,709 on 2013-07-16 (lender: Customers Bank). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

DateRecordAmountPer res. unit
2014-05-09Deed $11,350,000 — from 234 UNI ASSOCIATES LLC to 234 UNION LLC $11,350,000
2013-07-16Agreement $6,100,000 — from 234 UNI ASSOCIATES LLC to CUSTOMERS BANK $6,100,000
2013-07-16AL&R $6,100,000 — from 234 UNI ASSOCIATES LLC to CUSTOMERS BANK $6,100,000
2013-07-16Mortgage $3,520,710 — from 234 UNI ASSOCIATES LLC to CUSTOMERS BANK $3,520,710
2011-12-19AL&R $2,650,000 — from 234 UNI ASSOCIATES LLC to NEW YORK COMMUNITY BANK $2,650,000
2011-12-19Agreement $4,291,348 — from 250 PACIFIC LLC; 234 UNI ASSOCIATES LLC to NEW YORK COMMUNITY BANK $4,291,348
2011-12-19Mortgage $2,151,000 — from 234 UNI ASSOCIATES LLC to NEW YORK COMMUNITY BANK $2,151,000
2011-12-19Agreement $2,650,000 — from 234 UNI ASSOCIATES LLC to NEW YORK COMMUNITY BANK $2,650,000
2011-12-19Mortgage $499,000 — from 234 UNI ASSOCIATES LLC to NEW YORK COMMUNITY BANK $499,000
2011-12-07Deed $4,250,000 — from GC UNION LLC to 234 UNI ASSOCIATES LLC $4,250,000
2011-12-01SPRD $12,097,288 — from GC PUTNAM LLC; GC CLINTON LLC; GC UNION LLC; GC DEAN LLC; GC CLIFTON LLC; GC PACIFIC LLC to MIDFIRST BANK $12,097,288
2011-12-01Mortgage $4,291,348 — from GC UNION LLC; GC PACIFIC LLC to MIDFIRST BANK $4,291,348
2008-03-14Mortgage $8,485,915 — from GC CLINTON LLC; GC CLIFTON LLC; GC PACIFIC LLC; GC PUTNAM LLC; GC DEAN LLC; GC UNION LLC to MIDFIRST BANK $8,485,915
2008-03-14Agreement $14,655,000 — from MIDFIRST BANK to GC UNION LLC; GC PUTNAM LLC; GC CLIFTON LLC; GC PACIFIC LLC; GC CLINTON LLC; GC DEAN LLC $14,655,000
2008-03-14Deed $2,820,000 — from 234 UNION AVENUE CORP. to GC UNION LLC $2,820,000

Ten-year activity

2001000
2017
2018
2019
2020
2021
2022
2023
144
2024
2025
2026
ConstructionEnforcementHousing & tenantsHealth & systems
Show as table
YearConstructionEnforcementHousing & tenantsHealth & systemsTotal
20178053162
20187130139
20191266574
20202047150
2021131253132
202201751490
2023821263139
2024111393144
2025101314136
20260027330
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The full timeline

Construction 74Enforcement 41Housing & tenants 2,356Ownership & money 41Health & systems 52

Every one of the 2,564 recorded events, 1900–2026, is laid out year by year in the full report (print-ready).

Explore: ZIP 11206 · Landlord rankings · How grades work · The map · The Mice Map