The city's published records show little recorded distress here in the last three years. More recorded distress than 50% 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 16.7. In ZIP 10011, 68% 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
8 service requests in the last three years. Most common: Sidewalk Condition (2) · Noise (1) · Lead (1) · Water System (1) · Street Light Condition (1) · Overgrown Tree/Branches (1).
Filed construction activity
$180,800 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
Yes
Built before 1974 (1836)
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)
463 WEST 21ST STREET INC.
Head officer
MAGDALENA KOSZ
Managing agent
A.J. CLARKE REAL ESTATE CORP.
Last registered
2026-07-20
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
$4,146,000
$1,865,700
2026
$4,422,000
$1,989,900
2027
$4,662,000
$2,097,900
The city's market estimate has risen
12% between tax years 2025 and 2027.
Flood exposure
In the FEMA 1%-annual-chance floodplain (2015 preliminary flood
maps) — lenders typically require flood insurance here.
Hurricane evacuation zone 2 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
Subway
23 St — C E · 0.3 mi straight-line (about an 8-minute walk) · station accessibility: none 14 St — A C E L · 0.4 mi straight-line (about a 10-minute walk) · station accessibility: full
Bus
Nearest boarding stop: 10 Av / W 21 St — M11 · 150 ft
Citi Bike
W 22 St & 10 Ave · 200 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.
8 311 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: $56,984 on
1999-03-11 (lender: Ncb Capital Corporation). Face amount at recording — it may have since been paid
down, refinanced or satisfied. View the recorded
document.
Date
Record
Amount
Per res. unit
2024-05-03
RPTT&RET $1,425,000 — from FOX, DAVID; DIMMOCK, KATE VAN ANTWERP to MACDONALD, ANGUS; WIKER, SUSAN
$1,425,000
2024-05-02
Sold for $1,425,000
$1,425,000
$237,500
2022-02-23
RPTT&RET $1,600,000 — from MARGERY D. KNIGHT AS EXECUTRIX; ESTATE OF JAMES SAMUEL DAVIS; ESTATE OF JAMES S. DAVIS to AMBROSE, CATHERINE
$1,600,000
2022-02-11
Sold for $1,600,000
$1,600,000
$266,667
2020-11-13
RPTT&RET $697,308 — from FALTYN, DANIEL THOMAS JR. to DECOSTA, DARRELL S
$697,308
2020-10-15
Sold for $697,308
$697,308
$116,218
2006-05-05
RPTT&RET $645,000 — from MCRONALD, BRIAN to FALTYN, DANIEL THOMAS JR.
$645,000
2005-10-05
RPTT&RET $1,325,000 — from MACSWEENEY, EVE to DAVIS, JAMES S
$1,325,000
1999-03-11
Mortgage $56,984 — from 463 WEST 21ST ST., INC. to NCB CAPITAL CORPORATION
$56,984
1986-03-14
Mortgage $35,000 — from 463 W. 21 ST., INC. to FIRST NATIONWIDE SAVGS
$35,000
Ten-year activity
50250
2017
2018
2019
2020
22
2021
2022
2023
2024
2025
2026
ConstructionEnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
Year
Construction
Enforcement
Housing & tenants
Ownership & money
Health & systems
Total
2017
0
0
0
0
4
4
2018
1
3
1
0
5
10
2019
0
0
3
0
4
7
2020
0
0
6
2
9
17
2021
0
0
15
0
7
22
2022
2
0
6
2
2
12
2023
2
0
2
0
2
6
2024
8
0
4
2
3
17
2025
1
1
7
0
5
14
2026
0
0
1
0
2
3
This record is free. Keeping it free costs money. Servers, data pipelines, weekends. Pay what you want — a dollar helps.
HPD 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
2025-11-12
FDNY inspection (RISK)
The full timeline
2026
2026-05-31311: Traffic — Truck Route Violation
2026-05-13Rodent inspection: Passed
2026-02-13Boiler inspection
2025
2025-12-09Bedbug filing: 0 infested units
2025-11-17HPD 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
2025-11-12FDNY inspection (RISK)
2025-09-15311: Overgrown Tree/Branches — Clear Street Light
2025-09-15311: Street Light Condition — Fixture/Luminaire Hanging
2025-07-02Bedbug filing: 0 infested units
2025-06-24Boiler inspection
2025-06-04HPD 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
2025-05-02Rodent inspection: Passed
2025-03-23Rodent inspection: Bait applied
2025-03-16Rodent inspection: Bait applied
2025-03-09Rodent inspection: Bait applied
2025-02-09311: Water System — Hydrant Leaking (WC1)
2025-02-07Permit PL — ISSUED
2024
2024-11-25Bedbug filing: 0 infested units
2024-11-25Rodent inspection: Failed for Rat Activity
2024-11-19311: Lead — Lead Kit Request (Residential) (L10)
2024-08-27Job filed: PROPOSED INSTALLATION OF TEMPORARY PIPE SCAFFOLD AS PER PLANS. WORK SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. NO CHANGE IN USE, OCCUPANC$5,000
2024-08-27Job filed: PROPOSED INSTALLATION OF HEAVY DUTY SIDEWALK SHED AS PER PLANS. LIVE LOAD 300 LBS PER SQUARE FEET. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF THE $5,000
2024-08-02Job filed: replacement of plumbing fixtures in Apt. #3 on the 3rd floor (filed in conjunction with GC).$12,000
2024-07-29Job filed: interior renovation of a 1000 ft unit located on the 3rd floor, work to include general construction and plumbing (PL to be filed as a subsequent to t$103,800
2024-07-10Boiler inspection
2024-05-03RPTT&RET $1,425,000 — from FOX, DAVID; DIMMOCK, KATE VAN ANTWERP to MACDONALD, ANGUS; WIKER, SUSAN$1,425,000
2023-03-10Permit General Construction — Signed-off
2023-02-16Job filed: INTERIOR RENOVATION OF POWDER ROOM & KITCHEN. NEW FINISHES AND PARTITION. REPLACE 2 PLUMBING FIXTURES IN THE SAME LOCATION. REPLACE EXISTING LIGHT FIX$35,000
2022-10-06Permit General Construction — Signed-off
2022-07-06Boiler inspection
2022-06-17Job filed: HEREWITH FILE APPLICATION TO REPAIR AND REPLACE EXISTING STEEL RAILING AND WOOD FENCE ON ROOF; NO CHANGE TO USE, EGRESS, OR OCCUPANCY.$20,000
2022-02-27311: Noise - Helicopter — Other
2022-02-24311: Noise - Helicopter — Other
2022-02-23RPTT&RET $1,600,000 — from MARGERY D. KNIGHT AS EXECUTRIX; ESTATE OF JAMES SAMUEL DAVIS; ESTATE OF JAMES S. DAVIS to AMBROSE, CATHERINE$1,600,000
2022-02-16HPD 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
2021-04-22Rodent inspection: Failed for Rat Activity
2021-04-12Rodent inspection: Bait applied
2021-04-03311: Noise - Helicopter — Other
2021-04-02311: Rodent — Signs of Rodents
2021-03-30Rodent inspection: Bait applied
2021-03-19Rodent inspection: Failed for Rat Activity
2021-02-10Rodent inspection: Failed for Rat Activity
2021-01-28311: Rodent — Rat Sighting
2021-01-04Bedbug filing: 0 infested units
2020
2020-12-22Rodent inspection: Bait applied
2020-12-14Rodent inspection: Bait applied
2020-12-11Rodent inspection: Bait applied
2020-11-17Rodent inspection: Bait applied
2020-11-13RPTT&RET $697,308 — from FALTYN, DANIEL THOMAS JR. to DECOSTA, DARRELL S$697,308
2020-11-13Rodent inspection: Failed for Rat Activity
2020-10-28Rodent inspection: Failed for Rat Activity
2020-10-15Sold for $697,308$697,308
2020-10-15Rodent inspection: Failed for Rat Activity and Other Reason
2020-10-15311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2020-10-14311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2020-09-26311: Rodent — Signs of Rodents
2020-09-26311: Sanitation Condition — 15 Street Cond/Dump-Out/Drop-Off
2020-09-24311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2020-09-23Rodent inspection: Failed for Rat Activity
2020-09-14311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2020-08-11Boiler inspection
2019
2019-12-03Bedbug filing: 0 infested units
2019-04-24Rodent inspection: Passed
2019-04-01Rodent inspection: Failed for Rat Activity
2019-03-21Boiler inspection
2019-02-05Boiler inspection — defects found
2019-01-25Bedbug filing: 0 infested units
2019-01-10Bedbug filing: 0 infested units
2018
2018-09-12Permit PL — ISSUED
2018-08-20Rodent inspection: Bait applied
2018-08-02Rodent inspection: Failed for Rat Activity
2018-07-13Rodent inspection: Failed for Other Reason
2018-05-31311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2018-05-23Boiler inspection
2018-04-18Rodent inspection: Failed for Rat Activity
2018-04-17DOB complaint, category ?
2018-01-31ECB CLASS - 3 violation: WORK DOES NOT CONFORM TO APPROVED CONSTRUCTION DOCUMENTS AND/OR APPROVED AMENDMENTS.NOTED:APARTMENT LAYOUT(BEDROOM ENCLOSURE,SLIDI$200
2018-01-18DOB complaint, category ?
2017
2017-12-19Rodent inspection: Failed for Rat Activity
2017-12-05Rodent inspection: Failed for Rat Activity
2017-08-14Rodent inspection: Passed
2017-01-17Rodent inspection: Passed
2016
2016-02-19FDNY inspection (RISK)
2015
2015-08-05311: Dead Tree — Dead/Dying Tree
2015-01-23311: Water System — NO WATER - WNW
2015-01-23311: Water System — NO WATER - WNW
2014
2014-10-22Mortgage satisfied — from 463 W. 21ST., INC. to FANNIE MAE
2014-10-22TL&R — from FANNIE MAE to 463 W. 21ST., INC.
2013
2013-01-31Permit PL — ISSUED
2012
2012-09-12Rodent inspection: Passed
2012-04-11Permit EW — ISSUED
2011
2011-07-11Rodent inspection: Passed
2011-06-15Rodent inspection: Failed for Rat Activity
2011-03-27311: Water System — Leak (Use Comments) (WA2)
2011-03-08Permit EW — ISSUED
2010
2010-10-01Permit PL — ISSUED
2010-08-30311: Street Condition — Pothole
2010-08-20Permit EW — ISSUED
2010-08-14311: Street Condition — Pothole
2010-07-26Job filed: REVISING DESCRIPTION PER AS-BUILT CONDITIONS AND SATISFY AUDIT. REPLACE WC, LAV, RESIDENTIAL SINK & CONVERT TUB TO SHOWER ALL ON EXISTING ROUGHING$46,950
2010-07-26Job filed: REVISING DESCRIPTION PER AS-BUILT CONDITIONS AND SATISFY AUDIT. REPLACE WC, LAV, RESIDENTIAL SINK & CONVERT TUB TO SHOWER ALL ON EXISTING ROUGHING$46,950
2010-07-26Job filed: REVISING DESCRIPTION PER AS-BUILT CONDITIONS AND SATISFY AUDIT. REPLACE WC, LAV, RESIDENTIAL SINK & CONVERT TUB TO SHOWER ALL ON EXISTING ROUGHING$46,950
2010-06-14Rodent inspection: Passed
2007
2007-07-27Permit EQ — ISSUED
2007-06-29Job filed: Erection of 26 linear feet of heavy duty sidewalk shed, as per BSA Minutes #351-74-SM. Sidewalk shed to comply with TPPN 9/99. No change to egress, us
2007-06-29Job filed: Erection of 26 linear feet of heavy duty sidewalk shed, as per BSA Minutes #351-74-SM. Sidewalk shed to comply with TPPN 9/99. No change to egress, us
2007-06-06Permit PL — ISSUED
2007-05-31Permit EW — ISSUED
2007-05-09Permit EW — ISSUED
2007-05-01Job filed: CAP EXISTING (1) BATHTUB AND REMOVE. NEW SHOWER IN TUB LOCATION, REPLACE (1) LAV., REPLACE (2) WATER CLOSETS, RELOCATE (1) LAV.REPLACE NEW KITCHEN AP$45,500
2006
2006-05-05RPTT&RET $645,000 — from MCRONALD, BRIAN to FALTYN, DANIEL THOMAS JR.$645,000
2005
2005-10-05RPTT&RET $1,325,000 — from MACSWEENEY, EVE to DAVIS, JAMES S$1,325,000
2002
2002-10-25Permit EW — ISSUED
2002-08-20SAGE — from LANDMARKS PRESERVATION COMMISSION
2002-07-26Mortgage assigned — from NATIONAL CONUMER COOPERATIVE BANK to FANNIE MAE
2002-07-26Mortgage assigned — from NATIONAL CONUMER COOPERATIVE BANK to FANNIE MAE
2002-07-18Job filed: INTERIOR RENOVATION OF 5TH FLOOR APARTME NT , REMOVE EXISTING KITCHEN AN REPLACE WITH NEW,REMOVE EXISTING BATH- ROOM FIXTURES IN 2 BATHROOMS AND REPLA$20,000
2000
2000-10-23DOB complaint, category ?
1999
1999-04-01Mortgage assigned — from CALIFORNIA FEDERAL BANK to FIRST NATIONWIDE BANK
1999-03-11Mortgage assigned — from 463 W. 21 ST., INC. to NCB CAPITAL CORPORATION
1999-03-11Mortgage assigned — from NCB CAPITAL CORPORATION to NATIONAL CONSUMER COOPERATIVE BANK
1999-03-11Mortgage assigned — from CALIFORNIA FEDERAL BANK to NCB CAPITAL CORPORATION
1999-03-11Mortgage assigned — from NCB CAPITAL CORPORATION to NATIONAL CONSUMER COOPERATIVE BANK
1999-03-11Agreement — from 463 W. 21 ST., INC. to NCB CAPITAL CORPORATION
1999-03-11Mortgage $56,984 — from 463 WEST 21ST ST., INC. to NCB CAPITAL CORPORATION$56,984
1996
1996-08-07Mortgage assigned — from GRANITE MANAGEMENT CORPORATION to FIRST NATIONWIDE BANK
1996-08-07Mortgage assigned — from GRANITE MANAGEMENT CORPORATION to FIRST NATIONWIDE BANK
1994
1994-09-01DOB violation LL6291:
1986
1986-03-14Agreement — from 463 W. 21ST., INC. to FIRST NATIONWIDE SAVGS
1986-03-14Mortgage $35,000 — from 463 W. 21 ST., INC. to FIRST NATIONWIDE SAVGS$35,000
1986-03-14Mortgage assigned — from FIRST NATIONWIDE SAVGS to 463 W. 21 ST., INC.
1986-03-14Mortgage assigned — from AMERICAN SAVINGS BANK to 1ST NATIONWIDE SAVINGS
1981
1981-08-26Agreement — from FRANKLIN SAVINGS BKETAL; 463 W 21 ST INC FKA to AMERICAN SAVINGS BANK
1981-07-30Deed — from STROBER, CAROL; GREENBERG, EDWARD; NEWMAN, RICHARD to 463 W 21 ST INC
1981-06-30Deed — from 463 W 21 ST INC to GREENBERG, EDWARD; STROBER, CAROL; NEWMAN, RICHARD
1981-06-22Deed — from STROBER, CAROL; NEWMAN, RICHARD; GREENBERG, EDWARD to 463 W 21 ST INC
1981-05-28Deed — from 463 W 21 ST INC to STROBER, CAROL; NEWMAN, RICHARD; GREENBERG, EDWARD
1981-05-20Deed — from GREENBERG, EDWARD; NEWMAN, RICHARD; STROBER, CAROL to 463 W 21 INC
1981-05-01Deed — from 463 W 21 ST INC to GREENBERG, EDWARD; STROBER, CAROL; NEWMAN, RICHARD
1981-04-24Deed — from GREENBERG, EDWARD; NEWMAN, RICHARD; STROBER, CAROL to 463 W 21 ST INC
1981-03-27Deed — from 463 W 21 ST INC to STROBER, CAROL; GREENBERG, EDWARD; NEWMAN, RICHARD
1981-03-23Deed — from NEWMAN, RICHARD; GREENBERG, EDWARD; STROBER, CAROL to 463 W 21 ST INC
1981-03-02Deed — from 463 W 21 ST INC to GREENBERF, EDWARD; NEWMAN, RICHARD; STROBER, CAROL
1981-02-20Deed — from STROBER, CAROL; GREENBERG, EDWARD; NEWMAN, RICHARD to 463 W 21 ST INC
1981-01-27Deed — from 463 W 21 ST INC to NEWMAN, RICHARD; STROBER, CAROL; GREENBERG, EDWARD
1981-01-20Deed — from STROBER, CAROL; GREENBERG, EDWARD to 463 W 21 ST INC
1980
1980-12-30Deed — from 463 W 21 ST INC to NEWMAN, RICHARD; GREENBERG, EDWARD; STROBER, CAROL
1980-12-23Deed — from NEWMAN, RICHARD; STROBER, CAROL; GREENBERG, EDWARD to 463 W 21 ST INC
1980-12-15Deed — from 463 W 21 ST INC to STROBER, CAROL; NEWMAN, RICHARD; GREENBERG, EDWARD
1980-12-09Deed — from NEWMAN, RICHARD; STROBER, CAROL; GREENBERG, EDWARD to 463 W 21ST ST INC
1980-11-06Agreement — from 463 W 21ST INC to FRANKLIN SVNGS BK ETAL
1980-11-06Deed — from 463 W 21ST INC to STROBER, CAROL; NEWMAN, RICHARD; GREENBERG, EDWARD
1980-10-09Mortgage assigned — from 27 29 CHELSEA SQR NRTH to FRANKLIN SVNGS BK ETAL
1980-10-09Mortgage — from 463 W 21 ST INC to FRANKLIN SVNGS BK ETAL
1980-10-09Deed — from STROBER, CAROL; NEWMAN, RICHARD; GREENBERG, EDWARD to 463 W 21ST INC
1980-10-09Mortgage assigned — from FREIMAN, WILLAIM to FRANKLIN SVNGS BK ETAL
1979
1979-11-01Deed — from 27-29 CHELSEA SQ NOINC to GREENBERG, EDWARD; STROBER, CAROL; NEWMAN, RICHARD
1979-11-01Mortgage — from NEWMAN, RICHARD; STROBER, CAROL; GREENBERG, EDWARD to 27-29 CHELSAEA SQ NOINC
1975
1975-11-07Mortgage — from 27-29 CHELSEA SQ NOINC to FREEMAN, WILLIAM
1975-11-05Deed — from FREIMAN, WILLIAM to 27-29 CHELSEA SQ NOINC
1970
1970-12-10Deed — from 463 WEST 21 ST ASSOCINC to FREEMAN, WILLIAM
1970-09-24LDMK — from CHELSEA HISTORIC DISTRICT
1970-09-21Mortgage assigned — from MITCHELL, JAY B; MITCHELL, MELVIN S to ENSEN, JOHN; CHERNOW, ESTELLE; WEINTRAUB, MARTHA; MINDRICH, ANNE
1966
1966-01-24Mortgage — from 463 W 21ST ST ASSOCINC to FRANKLIN SAVINGS BANK NY
1966-01-24Mortgage assigned — from VERBY, STANLEY M TR; MANSBACH, MILTON TR; SKALMER, LILLIAN; SHAFF, GUSSIE TR; SKALMER, MOR to FREIMAN, WILLIAM