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23 East 93 Street

78Records
13City systems
4Open violations
32.4Penalty rate
Manhattan · ZIP 10128 · Neighborhood: Upper East Side-Carnegie Hill
Open in the map

78 recorded events, 1971–2026, from 13 city data systems. The city's paper trail here is mostly 16 311 service requests, 11 ACRIS deeds & mortgages, 9 rodent inspections.

BoroughManhattan 10128
Built1892
Floors5
Res. units10
ClassC5
Owner (PLUTO)23 E.93RD ST.CORPORATION
BBL1015050013
BIN1047110

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 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 violations4 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

YesBuilt before 1974 (1892)
YesSix or more residential units (10)
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)23 EAST 93 STREET CORP C/O MATTHEWS
Head officerMARK S HOFFMAN
Managing agentHOFFMAN MANAGEMENT
Last registered2025-07-28

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

What the city thinks it's worth

Tax yearCity market valueAssessed 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 fuelNATURALGAS

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

Subway96 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)
BusNearest boarding stop: Madison Av / E 93 St — M1 M2 M3 M4 · 200 ft
Citi BikeE 94 St & Madison Ave · 300 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: P.S. 198 Isidor E. Ida Straus
Middle: J.H.S. 167 Robert F. Wagner. 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

23 East 93 Street

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

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.

The landlord's report card

Managed by HOFFMAN MANAGEMENT — 69 buildings, 3,893 units. Grades across the portfolio: A64 · B4 · D1. See the whole portfolio

BuildingBoroughUnitsGrade
278 Park Avenue South MN258 A
130 West 67 Street MN245 A
17 West 54 Street MN204 A
47 East 9 Street MN173 A
40 East 9 Street MN150 A
407 Park Avenue South MN148 A
175 West 73 Street MN147 A
1682 2 Avenue MN142 A
41 7 Avenue MN135 A
320 Riverside Drive MN123 A
15 Waverly Place MN120 B
1471 3 Avenue MN115 A
420 Riverside Drive MN104 A
1068 Lexington Avenue MN99 A
145 East 84 Street MN96 A
37-14 36 Street QN85 A
890 West End Avenue MN82 A
417 Riverside Drive MN76 A
370 Central Park West MN74 A
339 West 55 Street MN72 A
145 West 79 Street MN66 A
314 West 30 Street MN66 A
789 West End Avenue MN65 A
327 West 30 Street MN62 A
27 North Moore Street MN57 A
325 West End Avenue MN52 A
61 East 77 Street MN51 A
360 Riverside Drive MN50 A
52 East 78 Street MN47 A
169 East 77 Street MN40 A
468 Riverside Drive MN38 A
11 West 81 Street MN36 A
40 West 55 Street MN35 A
421 West 24 Street MN35 A
300 West End Avenue MN34 A
414 West 54 Street MN34 A
313 West 99 Street MN33 A
14 Leonard Street MN30 A
250 West 81st Street MN28 A
121 West 20 Street MN28 A
126 Riverside Drive MN27 A
309 West 86 Street MN26 A
27 East 94 Street MN25 A
321 West 29 Street MN24 A
2 West 29 Street MN22 A
51 East 78 Street MN21 A
141 West 111 Street MN21 A
38 Laight Street MN18 A
129 West 20 Street MN15 A
255 Berry Street BK14 A
137 West 72 Street MN11 A
8 East 12 Street MN11 A
116 West 87 Street MN10 B
23 East 93 Street MN10 B
7 East 93 Street MN10 A
7 East 88 Street MN9 B
28 East 22 Street MN9 A
278 West 86 Street MN9 A
146 West 16 Street MN9 A
51 Leonard Street MN9 A

showing 60 of 69 buildings

Sales, deeds & mortgages

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.

DateRecordAmountPer res. unit
1983-09-07Mortgage $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
YearConstructionEnforcementHousing & tenantsHealth & systemsTotal
201700022
201800033
201901326
202000123
202100516
2022009110
202300718
2024455115
202500617
202600011
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The full timeline

Construction 4Enforcement 6Housing & tenants 38Ownership & money 11Health & systems 19

Every one of the 78 recorded events, 1971–2026, is laid out year by year in the full report (print-ready).

Explore: ZIP 10128 · Landlord rankings · How grades work · The map · The Mice Map