The city's published records show little recorded distress here in the last three years. Less recorded distress than 100% 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 0. In ZIP 10013, 70% 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
7 service requests in the last three years. Most common: Noise (2) · Homeless Person Assistance (2) · Water System (1) · Missed Collection (1) · Dirty Condition (1).
Filed construction activity
$240,000 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 (1880)
Yes
Six or more residential units (6)
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)
173 DUANE STREET CORPORATION
Head officer
CLARA SERRA
Managing agent
ORSIDNY
Last registered
2025-09-16
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
$6,873,000
$3,092,850
2026
$7,092,000
$3,191,400
2027
$8,181,000
$3,681,450
The city's market estimate has risen
19% between tax years 2025 and 2027.
For property tax, the Department of Finance values this co-op
as if it were a rental building. Its 2022 estimate: gross income $1,088,780 a year
($44.44 per sq ft), operating expenses $276,850
($11.30 per sq ft), net operating income $811,930. These are the
city's estimates from comparable rentals, not the building's actual budget, rents or maintenance
charges.
Flood exposure
Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).
Hurricane evacuation zone 3 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
2020 (0 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
Subway
Chambers St — 1 2 3 · 650 ft straight-line (about a 3-minute walk) · station accessibility: full
Bus
Nearest boarding stop: Harrison St / Hudson St — M20 · 400 ft
Citi Bike
Duane St & Hudson St · 250 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.
7 311 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.
2022-11-02HPD 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
2022-09-28311: Noise — Noise: air condition/ventilation equipment (NV1)
2022-09-07Permit Structural — Permit Issued
2022-07-18Job filed: PARTIAL SIDEWALK VAULT REPLACEMENT AS PER PLANS FILED HEREWITH. NO CHANGE TO USE, EGRESS OR OCCUPANCY.$120,000
2022-06-04311: Food Establishment — Pet/Animal
2022-06-04311: Food Establishment — Pet/Animal
2022-05-24FDNY inspection (RISK)
2022-04-11311: Noise - Vehicle — Car/Truck Music
2021
2021-12-29Bedbug filing: 0 infested units
2021-12-06Rodent inspection: Passed
2021-11-21311: Rodent — Rat Sighting
2021-10-28Rodent inspection: Passed
2021-08-18311: Rodent — Rat Sighting
2020
2020-12-28Bedbug filing: 0 infested units
2020-11-04Elevator permit: Furnish and install components and software providing Door Monitor Circuitry to existing controller. All work to comply with ASME$36,000
2014-10-28311: Unsanitary Animal Pvt Property — Other Animal
2014-09-15FDNY inspection (RISK)
2014-08-13Permit EQ — ISSUED
2014-08-13Permit EQ — ISSUED
2014-08-12Job filed: INSTALLATION OF PLYWOOD ENCLOSURE AS PER PLANS. WORK SHALL COMPLY WITH 2008 BUILDING CODE CHAPTER 33. NO CHANGE IN USE EGRESS OR OCCUPANCY.
2014-08-12Job filed: INSTALLATION OF SIDEWALK SHED AS PER PLANS. WORK SHALL COMPLY WITH 2008 BUILDING CODE CHAPTER 33. NO CHANGE IN USE EGRESS OR OCCUPANCY.
2014-08-12Job filed: INSTALLATION OF SIDEWALK SHED AS PER PLANS. WORK SHALL COMPLY WITH 2008 BUILDING CODE CHAPTER 33. NO CHANGE IN USE EGRESS OR OCCUPANCY.
2014-08-12Job filed: INSTALLATION OF PLYWOOD ENCLOSURE AS PER PLANS. WORK SHALL COMPLY WITH 2008 BUILDING CODE CHAPTER 33. NO CHANGE IN USE EGRESS OR OCCUPANCY.
2014-08-12Job filed: INSTALLATION OF SIDEWALK SHED AS PER PLANS. WORK SHALL COMPLY WITH 2008 BUILDING CODE CHAPTER 33. NO CHANGE IN USE EGRESS OR OCCUPANCY.
2014-05-30DOB violation ACC1: VIO ISSUED TO ELEVATOR - FAIL TO CORRECT DEFECTS ON 2012 CAT 1 INSP/TST
2014-02-26DOB violation E:
2013
2013-09-30FDNY inspection (FORTH)
2013-09-04311: Homeless Encampment — N/A
2013-06-19311: Dirty Conditions — E7 Private Carter Spillage
2012-09-19Job filed: MODIFICATION OF EXISTING SPRINKLER SYSTEM ON THE 3RD FLOOR AS PER PLANS FILED HEREWITH.$42,400
2012-09-19Job filed: MODIFICATION OF EXISTING SPRINKLER SYSTEM ON THE 3RD FLOOR AS PER PLANS FILED HEREWITH.$42,400
2012-08-09Permit EQ — ISSUED
2012-08-08Job filed: PROPOSED INSTALLATION OF SIDEWALK SHED AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
2012-07-16ECB CLASS - 2 violation: FAILURE TO PROVIDE APPROVED PLANS AT JOB SITE AT TIME OF INSPECTION. NO PLANS AVAILABLE FOR ALT 2 JOB #121055669. REMEDY: PROVIDE
2012-07-09DOB complaint, category ?
2012-06-06Permit PL — ISSUED
2012-06-01Permit EW — ISSUED
2012-06-01Permit EW — ISSUED
2012-04-24Job filed: MODIFICATION TO EXISTING SPRINKLERS ON THE 3RD FLOOR AS PER PLANS FILED HEREWITH.$42,400
2012-04-24Job filed: RENOVATION OF EXISTING JLWQ ON THE 3RD FLOOR AS PER PLANS FILED HEREWITH. SCOPE OF WORK INCLUDES THE REMOVAL AND INSTALLATION OF PARITIIONS,DOORS, FLO$270,000
2012-04-24Job filed: MODIFICATION TO EXISTING A/C SYSTEM, INSTALLATION OF KITCHEN EXHAUST, NEW BATHROOM EXHAUSTS, AND PLUMBING WORK ON THE 3RD FLOOR AS PER PLANS FILED HER$69,000
2012-04-24Job filed: MODIFICATION TO EXISTING SPRINKLERS ON THE 3RD FLOOR AS PER PLANS FILED HEREWITH.$42,400
2012-01-11DOB violation E:
2011
2011-09-14RPTT&RET $3,925,000 — from FRYDMAN, GILLES J; FRYDMAN, MONICA to SERRA, CLARA; SERRA, RICHARD$3,925,000
2011-03-13311: Sanitation Condition — 15 Street Cond/Dump-Out/Drop-Off
2011-02-11Rodent inspection: Passed
2010
2010-08-06Permit EW — ISSUED
2010-06-29311: Blocked Driveway — No Access
2010-06-10Job filed: SIDEWALK VAULT REPAIR... NO CHANGE TO USE, EGRESS OR OCCUPANCY.$105,000
2010-06-10Job filed: SIDEWALK VAULT REPAIR... NO CHANGE TO USE, EGRESS OR OCCUPANCY.$105,000
2008-09-15RPTT&RET $3,850,000 — from THE ESTATE OF ELIZABETH MURRAY to GURWITZ, MERRILL; GURWITZ, ARTHUR$3,850,000
2008-08-18ECB CLASS - 2 violation: 60X10,44M07,100D06,100R09. 60 REPAIR MR LIGHTING AND REMOVE PIGTAIL PLUG, (44) PROVIDE ROPE GUARD FROM TRACTION SHEAVE DOWN TO (DE$500
2008-04-17DOB violation E:
2007
2007-08-03DOB complaint, category ?
2007-08-03ECB Hazardous violation: NO PERMIT FOR MATERIAL HOIST WHILE WORK ON ROOF BEING DONE HOISTS W/ MOTOR WAS ERECTED TO CARRY BRICKS & CEMENT TO ROOF W/O A PERM
2007-08-02Permit AL — ISSUED
2006
2006-08-29DOB violation E:
2006-07-31Job filed: REBUILD EAST PARAPET WALL AS PER PLANS.NO CHANGE IN USE,EGRESS OR OCCUPANCY.$68,000
2005
2005-02-09DOB violation E:
2003
2003-08-21DOB violation E:
2002
2002-09-24DOB violation E:
2002-06-21DOB complaint, category ?
2000
2000-06-15DOB violation E: 1P33378
2000-02-15Permit EW — ISSUED
2000-01-05Job filed: Installation of air conditioning units as shown on drawings filed herewith. No c hange in use, egress, or occupancy.$10,000
1999
1999-01-04DOB violation E: 1P33378
1998
1998-06-25DOB complaint, category ?
1998-06-08Permit AL — ISSUED
1998-04-21ECB Non-Hazardous violation: 35P-PROVIDE ACCESS TO MOTOR ROOM TO CONDUCT COMPLETE INSPECTION.$350
1998-02-09Permit EW — ISSUED
1997
1997-12-04DOB complaint, category ?
1996
1996-09-27Permit AL — ISSUED
1996-07-25Permit PL — ISSUED
1996-07-19Permit EW — ISSUED
1996-07-19Permit EW — ISSUED
1996-06-21Permit AL — ISSUED
1996-06-06DOB complaint, category ?
1996-06-05Permit EW — ISSUED
1993
1993-12-15Permit EQ — ISSUED
1993-12-15Permit EW — ISSUED
1991
1991-07-16SAGE — from LANDMARKS PRSRVTN CMMSSN
1990
1990-12-21ECB Non-Hazardous violation: FAILURE TO FILE A REPORT OF COMPLIANCE WITH LOCAL 16/84 CERTIFYING TO THE INSTALLATION OF REQUIRED FIRE PROTECTION SYSTEMS. REMED$500
1990-10-24DOB violation E:
1990-01-08Mortgage satisfied — from 173 DUANE ST CORP to AHLERS, CARL T.J. TR; AHLERS, CARL J. DECD; AHLERS, FLORENCE L.TR
1985
1985-11-18EASE — from 173 CO-OP to NEW YORK TELEPHONE CO
1979
1979-11-05Deed — from AHLERS, FLORENCE L TR; AHLERS, FLORENCE L; AHLERS, CARL J DECDEXTR; AHLERS, CARL T TR to 173 DUANE ST CORP
1979-11-05Mortgage — from 173 DUANE ST CORP to AHLERS, CARL T TR; AHLERS, FLORENCE L; AHLERS, CARL J DECDEXT; AHLERS, FLORENCE L TR
1979-11-05RTXL — from AHLERS, CARL J
1974
1974-06-03Deed — from AHLERS, CARL J; AHLERS, FLORENCE L to AHLERS, FLORENCE L; AHLERS, CARL J