The city's published records show little recorded distress here in the last three years. Less recorded distress than 64% 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 8.6. In ZIP 11219, 66% of residential buildings hold an A and
5% 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
1 service requests in the last three years. Most common: Street Condition (1).
Filed construction activity
$107,500 in permitted construction work filed since
2016 (6 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
No
Built before 1974 (2018)
Yes
Six or more residential units (7)
Yes
421-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)
MK 1259 LLC
Head officer
MORDECHAI KOHN
Managing agent
BLUE ELM INC
Last registered
2025-07-09
as filed by the owner in the building's HPD registration
What the city thinks it's worth
Tax year
City market value
Assessed value
2025
$1,343,000
$604,350
2026
$1,612,000
$725,400
2027
$1,934,000
$870,300
The city's market estimate has risen
44% between tax years 2025 and 2027.
Tax exemptions on the roll: 421A 35YR WITH AFF HOUSING PCT
Flood exposure
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Not in a hurricane evacuation zone.
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
Subway
50 St — D · 700 ft straight-line (about a 3-minute walk) · station accessibility: none
Bus
Nearest boarding stop: 13 Av / 50 St — B16 · 250 ft
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.
1 311 service request 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.
Most recent mortgage recorded against this lot: $4,000,000 on
2021-04-28 (lender: Valley National Bank). Face amount at recording — it may have since been paid
down, refinanced or satisfied. View the recorded
document.
Date
Record
Amount
Per res. unit
2021-04-28
AL&R $4,000,000 — from MKS 1259 LLC to VALLEY NATIONAL BANK
$4,000,000
2021-04-28
Mortgage $4,000,000 — from MKS 1259 LLC to VALLEY NATIONAL BANK
$4,000,000
2017-08-23
Deed $1,250,000 — from FRIEDA BUCHINGER, AS TRUSTEE; SARAH KOHN, AS TRUSTEE; SURI KAHAN, AS TRUSTEE; RM GUARANTY to MKS 1259 LLC
$1,250,000
1989-12-27
Mortgage $239,950 — from MOSKOWITZ, RELLA to WILLIAMBURGH SAVS BANK
$239,950
Ten-year activity
50250
2017
30
2018
2019
2020
2021
2022
2023
2024
2025
2026
ConstructionEnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
Year
Construction
Enforcement
Housing & tenants
Ownership & money
Health & systems
Total
2017
3
1
0
4
0
8
2018
19
9
1
1
0
30
2019
3
9
2
0
1
15
2020
2
0
1
1
0
4
2021
0
2
2
2
0
6
2022
0
0
4
0
0
4
2023
0
0
2
0
0
2
2024
0
3
1
0
0
4
2025
0
0
4
0
0
4
2026
0
0
0
0
0
0
This record is free. Keeping it free costs money. Servers, data pipelines, weekends. Pay what you want — a dollar helps.
2025-07-21311: Street Condition — Rough, Pitted or Cracked Roads
2025-06-16Bedbug filing: 0 infested units
2025-06-16HPD class A: (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD
2024
2024-11-11Bedbug filing: 0 infested units
2024-02-05DOB complaint, category ?
2024-02-02DOB violation C: STRUCTURE RENDERED NON COMPLIANT DUE TO DANGER OF STRUCTURAL FAILURE OF NEIGHBORING PROPERTY. THE REAR YARD IS IN THE IMMEDIATE A
2024-02-02DOB complaint, category ?
2023
2023-12-28Bedbug filing: 0 infested units
2023-11-21HPD class I: §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE
2022
2022-12-07Bedbug filing: 0 infested units
2022-09-11311: Missed Collection — Trash
2022-08-11Bedbug filing: 0 infested units
2022-03-10HPD class A: (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPD
2021-04-28AL&R $4,000,000 — from MKS 1259 LLC to VALLEY NATIONAL BANK$4,000,000
2021-04-28Mortgage $4,000,000 — from MKS 1259 LLC to VALLEY NATIONAL BANK$4,000,000
2021-03-31FDNY inspection (STRUC_INT_3)
2021-03-25FDNY inspection (CONSTR)
2020
2020-08-06SMIS — from MKS 1259 LLC
2020-02-28Certificate of occupancy Final
2020-01-12311: Sanitation Condition — 12 Dead Animals
2020-01-06Permit PL — ISSUED
2019
2019-11-20FDNY inspection (CONSTR)
2019-07-15Job filed: BOILER FILED HEREWITH. ALL PLUMBING WORK FILED IN CONJUNCTION WITH NB JOB #321646714.$23,800
2019-07-15Permit EW — ISSUED
2019-05-02FDNY inspection (CONSTR)
2019-03-13Elevator permit: Furnish and Install One (1) Wheelchair Lift$22,975
2019-03-06FDNY inspection (CONSTR)
2019-02-27311: Construction Safety Enforcement — CSE - Sweep
2019-02-27DOB complaint, category ?
2019-02-25ECB CLASS - 2 violation: FAILURE TO MEET INTERIOR LIGHTING POWER REQUIREMENTS.NB JOB #321646714:DURING AN ENERGY CODE COMPLIANCE INSPECTION I OBSERVED THA$1,000
2019-02-22311: Sustainability Enforcement — Sustainability Enforcement Work Order
2019-02-22DOB complaint, category ?
2019-02-19ECB CLASS - 2 violation: FAILURE TO MAINTAIN ADEQUATE HOUSEKEEPING PER SECTION REQUIREMENT. AT THE TIME OF INSPECTION I OBSERVED ACTIVE CONSTRUCTION JOBSIT
2019-02-05Permit PL — ISSUED
2019-01-23DOB violation AEUHAZ1: FAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATION
2019-01-23DOB violation AEUHAZ1: FAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATION
2018
2018-12-27FDNY inspection (CONSTR)
2018-11-26Permit NB — ISSUED
2018-11-23Permit Construction Fence — Signed-off
2018-11-19FDNY inspection (CONSTR)
2018-11-15Permit PL — ISSUED
2018-11-13Permit Supported Scaffold — Signed-off
2018-11-09Job filed: INSTALLATION OF TEMPORARY PIPE SCAFFOLD AS PER PLANS. PIPE SCAFFOLD SHALL COMPLY WITH CHAPTER 33 OF THE 2014 NYC BUILDING CODE. NO CHANGE IN USE, EGRE$50,000
2018-11-02311: Construction Safety Enforcement — Best - High-Rise Tracking Complaint
2018-11-02ECB CLASS - 1 violation: BC3307.2.3 FAILURE TO PROVIDE OVERHEAD PROTECTION. AT THE TIME OF MY INSPECTION, IT WAS OBSERVED AN ACTIVE CONSTRUCTON SITE WITH 3$2,500
2018-11-02ECB CLASS - 1 violation: AC28-105.12.8 WORK IS NOT IN ACCORDANCE WITH SITE SAFETY PLAN. AT THE TIME OF MY INSPECTION, IT WAS OBSERVED AN ACTIVE CONSTRUCTIO$2,500
2018-11-02DOB violation C:
2018-11-02DOB complaint, category ?
2018-11-02DOB violation C:
2018-10-25FDNY inspection (CONSTR)
2018-10-09Job filed: INSTALLATION OF TEMPORARY SIDEWALK SHED AS PER PLANS. SIDEWALK SHED SHALL COMPLY WITH CHAPTER 33 OF THE 2014 NYC BUILDING CODE. NO CHANGE IN USE, EGRE$30,200
2018-10-09Permit Sidewalk Shed — Signed-off
2018-09-29Permit EQ — ISSUED
2018-09-20Job filed: INSTALLATION OF TEMPORARY OVERHEAD PROTECTION AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. TEMPORARY OVERHEAD PROTECTION SHALL COMPLY WITH CHA
2018-09-20Job filed: INSTALLATION OF TEMPORARY OVERHEAD PROTECTION AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. TEMPORARY OVERHEAD PROTECTION SHALL COMPLY WITH CHA
2018-08-23FDNY inspection (CONSTR)
2018-08-08Permit FO — ISSUED
2018-08-08Permit NB — RE-ISSUED
2018-08-08Permit FO — ISSUED
2018-08-02Permit Construction Fence — Signed-off
2018-06-21Job filed: INSTALLATION OF AUTOMATIC SMOKE/HEAT/CO DETECTION & SPRINKLER FIRE ALARM SYSTEM IN CONJUNCTION WITH NB #321646714$1,000
2017-11-30Job filed: BUILDERS PAVEMENT PLAN FILED HEREWITH IN CONJUNCTION WITH NB #321646714. TOTAL LINEAR FRONTAGE IS 40'.
2017-11-22Job filed: NB
2017-08-25ZONE — from MKS 1259 LLC
2017-08-25CERT — from RIVERSIDE ABSTRACT LLC
2017-08-23Deed — from SARAH KOHN, AS TRUSTEE; SURI KAHAN, AS TRUSTEE; RM GUARANTY TRUST; ESTHER SCHWARTZ, AS TRU to MKS 1259 LLC
2017-08-23Deed $1,250,000 — from FRIEDA BUCHINGER, AS TRUSTEE; SARAH KOHN, AS TRUSTEE; SURI KAHAN, AS TRUSTEE; RM GUARANTY to MKS 1259 LLC$1,250,000
2017-01-16FDNY inspection (DEMO)
2016
2016-10-10FDNY inspection (DEMO)
2016-09-08FDNY inspection (DEMO)
2016-08-04FDNY inspection (DEMO)
2016-06-30FDNY inspection (DEMO)
2016-05-26FDNY inspection (DEMO)
2016-04-07FDNY inspection (DEMO)
2016-02-29FDNY inspection (DEMO)
2016-01-18FDNY inspection (DEMO)
2016-01-09ECB CLASS - 2 violation: VIEWING PANEL. AT TIME OF INSPECTION VIEWING PANELS ON FENCE MISSING PLEXIGLASS OR NON-TANGIBLE MATERIAL AS PER CODE REQUIREMENT.
2015
2015-12-08FDNY inspection (DEMO)
2015-11-19311: BEST/Site Safety — Demolition Notification Received
2015-11-19311: BEST/Site Safety — Demolition Notification Received
2015-11-19DOB complaint, category ?
2015-11-19DOB complaint, category ?
2015-11-19Permit DM — ISSUED
2015-11-19Permit DM — ISSUED
2015-11-19Permit EQ — ISSUED
2015-11-19Permit EQ — ISSUED
2015-11-18DOB violation IMEGNCY: GARAGE - DETACHED IN REAR
2015-11-14ECB CLASS - 1 violation: FAILURE TO MAINTAIN BUILDING IN CODE-COMPLAINT MANNER.NOTE AT REAR OF PROPERTY ONE STORY FRAME GARAGE IS IN TOTAL DISREPAIR LARGE $1,000
2015-11-12311: General Construction/Plumbing — Building - Vacant, Open And Unguarded
2015-10-14311: General Construction/Plumbing — Building - Vacant, Open And Unguarded