Building Biography

The MapLandlordsNeighborhoodsZIP CodesGradesThe Mice MapAboutWhat's new

315 Union Avenue

95Records
10City systems
0Open violations
3.3Penalty rate
Brooklyn · ZIP 11211 · Neighborhood: Williamsburg
Open in the map

95 recorded events, 1900–2026, from 10 city data systems. The city's paper trail here is mostly 40 311 service requests, 17 DOB permits, 10 DOB job filings.

BoroughBrooklyn 11211
Built1950
Floors5
Res. units6
ClassS5
Owner (PLUTO)317 UNION AVENUE REALTY, LLC
BBL3024130015
BIN3063052

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 79% of 6-24-unit residential buildings citywide. The citywide median for 6-24-unit residential buildings is 16.3 penalty points per 10 units; this building carries 3.3. 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 46,798 6-24-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

No heat or hot-water complaints in the last three years.

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

What 311 hears from this address

9 service requests in the last three years. Most common: Noise (5) · Outdoor Dining (1) · Sewer (1) · Illegal Dumping (1) · Illegal Parking (1).

Filed construction activity

No permitted work with a declared cost filed in the last decade. 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 (1950)
YesSix or more residential units (6)
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)317 UNION AVE REALTY LLC
Head officerMICHAEL KUBERSKY
Managing agentKUBERSKY MANAGEMENT
Last registered2025-09-23

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

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$1,833,000 $824,850
2026$1,466,000 $659,700
2027$1,759,000 $791,550

The city's market estimate has fallen 4% between tax years 2025 and 2027.

Restaurants in this building

RestaurantCuisineGradeNotes
Modern LoveVeganA—
Pita PiNot yet graded—

Report to 311: Food poisoning · Food safety complaint

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

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.

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 · 700 ft straight-line (about a 4-minute walk) · station accessibility: full
Hewes St — J M · 0.2 mi straight-line (about a 6-minute walk) · station accessibility: none
BusNearest boarding stop: Grand St / Union Av — Q54 Q59 · 450 ft
Citi BikeStagg St & Union Ave · 400 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: 319 (K-1), 414 (K-5). 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

315 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

9 311 service requests from this address in the last three years.

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 KUBERSKY MANAGEMENT — 43 buildings, 237 units. Grades across the portfolio: A34 · B5 · C2 · D1. See the whole portfolio

BuildingBoroughUnitsGrade
78 Orchard Street MN15 A
47 Maujer Street BK14 A
235 Montrose Avenue BK8 A
183 Humboldt Street BK8 A
193 Johnson Avenue BK8 A
207 Montrose Avenue BK8 B
205 Montrose Avenue BK8 A
191 Johnson Avenue BK8 A
188 Meserole Street BK8 A
233 Montrose Avenue BK8 A
313 Union Avenue BK8 A
46 Maujer Street BK7 A
202 Meserole Street BK7 A
186 Meserole Street BK7 A
45 Maujer Street BK7 A
43 Maujer Street BK7 A
206 Meserole Street BK7 A
208 Meserole Street BK7 A
1326 Chisholm Street BX7 B
92 Scholes Street BK7 A
204 Meserole Street BK7 A
315 Union Avenue BK6 A
973 Metropolitan Avenue BK6 A
26 Maujer Street BK4 A
23 Ten Eyck Street BK4 A
27 Ten Eyck Street BK4 A
29 Ten Eyck Street BK4 A
19 Ten Eyck Street BK4 A
24 Maujer Street BK4 A
21 Ten Eyck Street BK4 B
25 Ten Eyck Street BK4 A
331 Warwick Street BK2 A
335 Warwick Street BK2 B
148-41 Hillside Avenue QN2 A
148-39 Hillside Avenue QN2 C
148-41A Hillside Avenue QN2 A
148-37 Hillside Avenue QN2 A
148-35 Hillside Avenue QN2 B
327 Warwick Street BK2 C
2346 Lorillard Place BX2 D
329 Warwick Street BK2 A
333 Warwick Street BK2 A
3029160016 — —

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $11,009 on 2021-11-29 (lender: New York Community Bank). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

DateRecordAmountPer res. unit
2021-11-29Agreement $2,533,000 — from 317 UNION AVENUE REALTY, LLC to NEW YORK COMMUNITY BANK $2,533,000
2021-11-29Mortgage $11,009 — from 317 UNION AVENUE REALTY, LLC to NEW YORK COMMUNITY BANK $11,009
2016-12-01Mortgage $2,800,000 — from 317 UNION AVENUE REALTY, LLC to NEW YORK COMMUNITY BANK $2,800,000

Ten-year activity

20100
2017
2018
2019
2020
13
2021
2022
2023
2024
2025
2026
ConstructionEnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
YearConstructionEnforcementHousing & tenantsOwnership & moneyHealth & systemsTotal
2017211004
2018103004
2019003003
2020001001
202100112013
2022004015
2023009009
2024004015
2025007007
2026001001
This record is free. Keeping it free costs money.
Servers, data pipelines, weekends. Pay what you want — a dollar helps.
Chip in

The full timeline

Construction 30Enforcement 3Housing & tenants 52Ownership & money 7Health & systems 3

Every one of the 95 recorded events, 1900–2026, 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