A modest record — below the level that usually signals systemic problems. More recorded distress than 65% 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 32.4. In ZIP 10128, 84% of residential buildings hold an A and
1% 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
Open HPD violations
4 total — 1 class C (immediately hazardous), 3 class B, 0 class A. Oldest open since 2023-03-24.
status snapshot refreshed weekly from HPD records
Patterns
No heat or hot-water complaints in the last three years.
No bedbug-infested units reported in the last three years of filings.
$1,250 in enforcement penalties imposed (ECB/OATH) in the last three years.
What 311 hears from this address
5 service requests in the last three years. Most common: General Construction/Plumbing (2) · Noise (1) · Water System (1) · UNSANITARY CONDITION (1).
Filed construction activity
$2,000 in permitted construction work filed since
2016 (2 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
Yes
Built before 1974 (1892)
Yes
Six or more residential units (10)
No
421-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)
23 EAST 93 STREET CORP C/O MATTHEWS
Head officer
MARK S HOFFMAN
Managing agent
HOFFMAN MANAGEMENT
Last registered
2025-07-28
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
$6,068,000
$2,730,600
2026
$7,282,000
$3,276,900
2027
$6,401,000
$2,880,450
The city's market estimate has risen
5% between tax years 2025 and 2027.
Building systems
Heating fuel
NATURALGAS
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
96 St — 6 · 0.2 mi straight-line (about a 6-minute walk) · station accessibility: none 86 St — 4 5 6 · 0.4 mi straight-line (about an 11-minute walk) · station accessibility: partial (Uptown local only)
Bus
Nearest boarding stop: Madison Av / E 93 St — M1 M2 M3 M4 · 200 ft
Citi Bike
E 94 St & Madison Ave · 300 ft · station location as of 2026-09-23; live availability
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.
5 311 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.
Most recent mortgage recorded against this lot: $268,000 on
1983-09-07 (lender: Matthews, Joseph). Face amount at recording — it may have since been paid
down, refinanced or satisfied. View the recorded
document.
Date
Record
Amount
Per res. unit
1983-09-07
Mortgage $268,000 — from 23 E.93RD ST.CORPORATION to MATTHEWS, JOSEPH
$268,000
Ten-year activity
20100
2017
2018
2019
2020
2021
2022
2023
15
2024
2025
2026
ConstructionEnforcementHousing & tenantsHealth & systems
Show as table
Year
Construction
Enforcement
Housing & tenants
Health & systems
Total
2017
0
0
0
2
2
2018
0
0
0
3
3
2019
0
1
3
2
6
2020
0
0
1
2
3
2021
0
0
5
1
6
2022
0
0
9
1
10
2023
0
0
7
1
8
2024
4
5
5
1
15
2025
0
0
6
1
7
2026
0
0
0
1
1
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2025-05-07HPD class C: § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MIS
2025-05-07HPD class C: § 27-2005, 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING DOOR STOPPER INSTALLED AT BUILDING ENTRANCE DOOR AT PUBLIC HA
2025-05-07HPD class C: § 27-2005, 2007 ADM CODE REMOVE DEVICE PREVENTING DOOR FROM BEING SELF-CLOSING DOOR STOPPER INSTALLED AT VESTIBULE DOOR AT PUBLIC HALL
2024-08-12311: Water System — Hydrant Defective (WC2)
2024-06-17Boiler inspection
2024-03-07Permit Sidewalk Shed — Signed-off
2024-03-07Permit Supported Scaffold — Signed-off
2024-03-06Job filed: INSTALLATION OF TEMPORARY HEAVY DUTY SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF$1,000
2024-03-06Job filed: PROPOSED INSTALLATION OF TEMPORARY LIGHT DUTY PIPE SCAFFOLD AS PER PLANS. WORK SHALL COMPLY WITH CHAPTER #33 OF 2022 THE NYC BUILDING CODE. NO CHANGE $1,000
2024-03-05311: Noise — Noise: Construction Equipment (NC1)
2024-03-04ECB CLASS - 1 violation: FAILURE TO MAINTAIN BUILDING IN CODE COMPLIANT MANNER. 5 STORY BLDG FACADE AT EXPOSURE #1 IN DISREPAIR. 2ND FLOOR WINDOWS ON THE W$1,250
2024-03-04DOB violation IMEGNCY: REMEDY: PROVIDE APPROXIMATELY 30 LINEAR FEET OF SIDEWALK SHED AT EXPOSURE #1 TO SAFEGUARD PUBLIC PROPERTY
2024-02-08311: General Construction/Plumbing — Wall/Retaining Wall - Bulging/Cracked
2024-02-08DOB complaint, category ?
2024-01-28ECB CLASS - 2 violation: LOOSE AND FLAKING PAINT AT EXPOSURE 1 CREATE A UNSAFE CONDITION THAT IS FALLING TO GROUND LEVEL., REPAIR AND/OR REPLACE
2024-01-26311: General Construction/Plumbing — Debris - Falling Or In Danger Of Falling
2024-01-26DOB complaint, category ?
2023
2023-12-08Bedbug filing: 0 infested units
2023-09-28Boiler inspection
2023-03-24HPD class B: § 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 4A, 5th STORY,
2023-03-24HPD class B: § 27-2024 ADM CODE PROVIDE ADEQUATE SUPPLY OF HOT WATER FOR THE FIXTURES ... IN THE KITCHEN LOCATED AT APT 4A, 5th STORY, 1st APARTMENT FROM
2023-03-24HPD class C: § 27-2005, 27-2007, 27-2041.1 HMC: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE IN THE ENTRANCE LOCATED AT APT 4A,
2023-03-24HPD class B: § 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 4A, 5th STORY, 1st APARTMENT FROM E
2023-03-17311: PLUMBING — WATER SUPPLY
2023-03-17Tenant complaint: PLUMBING — WATER SUPPLY
2022
2022-12-14Bedbug filing: 0 infested units
2022-09-30Boiler inspection
2022-09-01311: PLUMBING — WATER SUPPLY
2022-09-01Tenant complaint: PLUMBING — WATER SUPPLY
2022-04-22311: HEAT/HOT WATER — ENTIRE BUILDING
2022-04-22311: PLUMBING — WATER SUPPLY
2022-04-22Tenant complaint: HEAT/HOT WATER — ENTIRE BUILDING
2022-04-22Tenant complaint: PLUMBING — WATER SUPPLY
2022-04-08311: PLUMBING — WATER SUPPLY
2022-04-08Tenant complaint: PLUMBING — WATER SUPPLY
2021
2021-12-27Bedbug filing: 0 infested units
2021-11-21311: HEAT/HOT WATER — APARTMENT ONLY
2021-11-21Tenant complaint: HEAT/HOT WATER — APARTMENT ONLY
2021-08-02Boiler inspection
2021-04-30311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2021-03-16311: Water System — Other Water Problem (Use Comments) (WZZ)