The city's published records show little recorded distress here in the last three years. More recorded distress than 80% of 1-5-unit residential buildings citywide. The citywide median for 1-5-unit residential buildings is 0 penalty
points per 10 units; this building carries 4. In ZIP 10011, 68% of residential buildings hold an A and
5% grade D or F.
How grades work
this building
A
C
Among 699,345 1-5-unit residential buildings citywide · left is less recorded distress, right is more
Open with the city right now
Open HPD violations
2 total — 0 class C (immediately hazardous), 1 class B, 1 class A. Oldest open since 1985-07-25.
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.
What 311 hears from this address
4 service requests in the last three years. Most common: Root/Sewer/Sidewalk Condition (2) · Missed Collection (1) · Curb Condition (1).
Filed construction activity
No permitted work with a declared cost filed in the last decade. 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 (1854)
No
Six or more residential units (5)
No
421-a / J-51 tax benefit on the current tax roll
1 of 3 signals present. Only a partial profile — stabilization is possible but less likely. 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)
436 WEST 23RD STREET TENANTS CORP
Head officer
MARSHA KOLKER
Managing agent
SANDBERG MANAGEMENT
Last registered
2025-09-09
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
$4,304,000
$1,936,800
2026
$3,450,000
$1,552,500
2027
$3,281,000
$1,476,450
The city's market estimate has fallen
24% between tax years 2025 and 2027.
Building systems
Heating fuel
NATURALGAS
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 · 0.2 mi straight-line (about a 6-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: W 23 St / 10 Av — M23-SBS · 350 ft · Select Bus Service
Citi Bike
W 22 St & 10 Ave · 450 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.
4 311 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: $225,000 on
2017-05-24 (lender: National Consumer Cooperative 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
2025-07-23
RPTT&RET $2,379,500 — from KUKLIN, BAILEY H; KUKLIN, SUSAN G to KUOYU CHAO, REBECCA; GUINEGAGNE, JONATHAN
$2,379,500
2025-07-10
Sold for $2,379,500
$2,379,500
$475,900
2019-11-15
RPTT&RET $2,650,000 — from JAMES, JANINE L to PASSIN, GREGG H; SCHMIDT, ANDREW B
$2,650,000
2019-10-31
Sold for $2,650,000
$2,650,000
$530,000
2017-05-24
Mortgage $225,000 — from 436 WEST 23RD STREET TENANTS CORP. to NATIONAL CONSUMER COOPERATIVE BANK
$225,000
2017-05-24
AL&R $225,000 — from 436 WEST 23RD STREET TENANTS CORP. to NATIONAL CONSUMER COOPERATIVE BANK
$225,000
2016-10-26
RPTT&RET $705,000 — from COELHO, ANIL A to MACK, CAROL; MACK, AARON L
$705,000
2016-10-06
Sold for $705,000
$705,000
$141,000
2007-11-14
AL&R $200,000 — from 436 WEST 23RD STREET TENANTS CORP. to NATIONAL CONSUMER COOPERATIVE BANK
$200,000
2007-11-14
Mortgage $200,000 — from 436 WEST 23RD STREET TENANTS CORP. to NATIONAL CONSUMER COOPERATIVE BANK
$200,000
2004-12-13
RPTT&RET $1,375,000 — from SHOTTS, DAVID; PARSONS SHOTTS, MICHELE to WEISSMAN, STEVEN J; BOWERS, DANIEL H
$1,375,000
1982-07-29
Mortgage $499,750 — from 23RD ASSOCIATES to CENTRAL FDL SV&LN ASC/NC
$499,750
1982-06-24
Mortgage $499,750 — from 23RD ASSOCIATES to CENTRAL FDL SV&LN ASC/NC
$499,750
Ten-year activity
20100
13
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
Housing & tenantsOwnership & moneyHealth & systems
Show as table
Year
Housing & tenants
Ownership & money
Health & systems
Total
2017
5
6
2
13
2018
2
0
1
3
2019
1
2
1
4
2020
2
0
0
2
2021
5
0
0
5
2022
6
0
0
6
2023
4
0
0
4
2024
0
0
1
1
2025
3
2
1
6
2026
4
0
1
5
This record is free. Keeping it free costs money. Servers, data pipelines, weekends. Pay what you want — a dollar helps.
311: Root/Sewer/Sidewalk Condition — Trees and Sidewalks Program
2026-05-08
Rodent inspection: Passed
2026-04-29
HPD 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
2026-02-25
311: Root/Sewer/Sidewalk Condition — Trees and Sidewalks Program
2026-02-25
311: Curb Condition — Broken Curb
The full timeline
2026
2026-07-01311: Root/Sewer/Sidewalk Condition — Trees and Sidewalks Program
2026-05-08Rodent inspection: Passed
2026-04-29HPD 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
2026-02-25311: Root/Sewer/Sidewalk Condition — Trees and Sidewalks Program
2026-02-25311: Curb Condition — Broken Curb
2025
2025-07-23RPTT&RET $2,379,500 — from KUKLIN, BAILEY H; KUKLIN, SUSAN G to KUOYU CHAO, REBECCA; GUINEGAGNE, JONATHAN$2,379,500
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
2025-05-25311: Missed Collection — Trash
2024
2024-10-08Rodent inspection: Passed
2023
2023-12-16Bedbug filing: 0 infested units
2023-03-22Bedbug filing: 0 infested units
2023-03-15HPD 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
2023-01-10311: Noise - Helicopter — Other
2022
2022-11-07311: Noise - Vehicle — Car/Truck Music
2022-02-26Bedbug filing: 0 infested units
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
2022-02-06311: Noise - Helicopter — Other
2022-01-18311: Noise - Helicopter — Other
2022-01-15311: Noise - Helicopter — Other
2021
2021-11-20311: Noise - Helicopter — Other
2021-07-20Bedbug filing: 0 infested units
2021-04-22311: Damaged Tree — Tree Alive - in Poor Condition
2021-04-01HPD 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
2021-01-29311: Water System — No Water (WNW)
2020
2020-04-11311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2020-04-02311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2019
2019-11-15RPTT&RET $2,650,000 — from JAMES, JANINE L to PASSIN, GREGG H; SCHMIDT, ANDREW B$2,650,000
2012-04-02Job filed: TO FILE APPLICATION FOR SUPPORTED PIPE SCAFFOLD MAXIMUM 50'-0" HIGH, 5'-0" WIDE AND 25'-0" LONG ON BRICK MASONRY GRADE AS SHOWN ON THE PLANS IN CONJUN
2012-04-02Job filed: TO FILE APPLICATION FOR SUPPORTED PIPE SCAFFOLD MAXIMUM 50'-0' HIGH, 5'-0' WIDE AND 25'-0' LONG ON BRICK MASONRY GRADE AS SHOWN ON THE PLANS IN CONJUN
2011
2011-10-31Job filed: BALCONY REPAIRS AS PER PLANS FILED HEREWITH. NO CHANGE TO USE, EGRESS OR OCCUPANCY.$43,273
2011-10-31Job filed: BALCONY REPAIRS AS PER PLANS FILED HEREWITH. NO CHANGE TO USE, EGRESS OR OCCUPANCY.$43,273
2011-10-31Job filed: BALCONY REPAIRS AS PER PLANS FILED HEREWITH. NO CHANGE TO USE, EGRESS OR OCCUPANCY.$43,273
2011-06-08Rodent inspection: Passed
2010
2010-06-11Rodent inspection: Passed
2010-04-27311: Damaged Tree — Tree Leaning/Uprooted
2010-01-14311: Street Condition — Failed Street Repair
2009
2009-07-18Tenant complaint: PLUMBING — WATER SUPPLY
2009-04-16DOB complaint, category ?
2009-04-15ECB CLASS - 1 violation: FAILURE TO PROVIDE SAFE OCCUPANCY OF BALCONIES IN ACCORDANCE W/ 28.201.1 IN THAT BALCONY LIVE LOAD CAPACITY DOESN'T COMPLY W/ MINI
2007
2007-11-14AL&R $200,000 — from 436 WEST 23RD STREET TENANTS CORP. to NATIONAL CONSUMER COOPERATIVE BANK$200,000
2007-11-14Mortgage $200,000 — from 436 WEST 23RD STREET TENANTS CORP. to NATIONAL CONSUMER COOPERATIVE BANK$200,000
2007-11-14AALR — from NATIONAL CONSUMER COOPERATIVE BANK to NCB, FSB
2007-11-14Mortgage assigned — from NATIONAL CONSUMER COOPERATIVE BANK to NCB, FSB
2004
2004-12-13RPTT&RET $1,375,000 — from SHOTTS, DAVID; PARSONS SHOTTS, MICHELE to WEISSMAN, STEVEN J; BOWERS, DANIEL H$1,375,000
1996
1996-05-30DOB complaint, category ?
1994
1994-09-01DOB violation LL6291:
1985
1985-07-25HPD class B: D26-10.01, 10.05 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS BULKHEAD AT ROOF.
1983
1983-08-30Mortgage satisfied — from 23RD ASSOCIATES; 22 BUILDINGS CORP.; OLD CHELSEA FARM ASSOC. to FIAC-FIRST INTERAMER/CP.; CHASE MANHATTAN BANKN.A; CENTRAL FEDERAL SAVINGS; FIRST INTERAME
1983-08-30Mortgage satisfied — from 23RD ASSOCIATES to CENTRAL FEDERAL SVGS
1983-08-30Mortgage satisfied — from 23RD ASSOCITAES to CENTRAL FEDERAL SVGS
1983-08-30Mortgage satisfied — from 23RD ASSOCITATES to CENTRAL FEDERAL SVGS
1983-03-16REL — from CENTRAL FDL SV&LN ASSOC. to 23RD ASSOCIATES
1983-03-16Deed — from 23RD ASSOCIATES to 436 W 23 ST TENANTSCORP
1983-03-16SAGE — from 436 W 23 ST TENANTSCORP
1982
1982-07-29Mortgage $499,750 — from 23RD ASSOCIATES to CENTRAL FDL SV&LN ASC/NC$499,750
1982-07-02LDMK — from LANDMARKS PRESERVTNCOMM to CITY OF NEW YORK
1982-06-24Mortgage $499,750 — from 23RD ASSOCIATES to CENTRAL FDL SV&LN ASC/NC$499,750
1981
1981-12-23Agreement — from 23RD ASSOCIATES to CENTRAL FDRL S/LA ETAL
1981-12-23Mortgage — from 23RD ASSOCIATES to CENTRAL FDRL S/LA ETAL
1980
1980-11-14Mortgage — from 23RD ASSOCIATES to CENTRAL FDRL S/LA ETAL
1980-05-02Agreement — from 23RD ASSOCIATES to CENTRAL FDRL S/LA ETAL
1979
1979-12-10Agreement — from CENTRAL FDL SVGS LNASSO to CENTRAL FDL SVGS LNASSO
1979-12-10Mortgage — from 23RD ASSOCIATES to CENTRAL FDL SV LN ASSOC
1979-10-09DECL — from CENTRAL FDRL S/LD NYCTY; 23RD ASSOCIATES
1979-06-04Mortgage — from 23RD ASSOCIATES to CENTRAL FDL SVGS LNASSO
1979-06-04Deed — from METROPOLITAN DEVELOPINC to 23RD ASSOCIATES
1979-06-04Deed — from CHASE MANAHTTAN BANKNA to METROPOLITAN DEVELOPINC
1979-06-04DECL — from CHASE MANAHTTAN BANKNA
1979-06-04Mortgage assigned — from CHASE MANAHTTAN BANKNA to CENTRAL FDL SVGS LNASSO
1979-06-04Agreement — from 23RD ASSOCIATES to CENTRAL FDL SVGS LNASSO
1979-01-03MISC — from HERBERT FLEISCHER ASSOC
1979-01-03Deed — from 22 BUILDINGS ASSOC to CHASE MANHTTAN BANKNA
1974
1974-09-25Deed — from OLD CHELSEA FARMS ASSOC
1974-09-20Mortgage — from 22 BUILDING CORP to CHASE MANHATTAN BK NA
1974-09-20Deed — from 22 BUILDING CORP to OLD CHELSEA FARM ASSOC
1974-09-20Mortgage — from 22 BUILDING CORP to CHASE MANHATTAN BK NA
1974-09-20Mortgage — from 22 BUILDING CORP to CHASE MANHATTAN BK NA
1974-09-20Mortgage assigned — from FIRST INTERAMERICASCORP to CHASE MANHATTAN BK NA
1974-09-20Deed — from OLD CHELSEA FARM ASSOC to 22 BUILDING CORP
1974-09-20Agreement — from 22 BUILDING CORP to CHASE MANHATTAN BK NA
1974-08-29Mortgage — from OLD CHELSEA FARM ASSOC to FIRST INTERAMERICASCORP
1974-08-16DECL — from OLD CHELSEA FARM ASSOC
1974-08-15DECL — from OLD CHELSEA FARM ASSOC
1974-08-07SAGE — from OLD CHELSEA FARM ASSOC; FIRST INTERAMERICASCORP
1974-07-24Mortgage assigned — from NATIONAL BK NO AMERICA to FIRST INTERMERICAS CORP
1973
1973-10-29Deed — from 22 BUILDINGS CORP to OLD CHELSEA FARM ASSOC
1973-10-29Mortgage assigned — from FIRST INTERAMERICASCO to NATIONAL BANK NO AMERICA
1973-10-29Deed — from OLD CHELSEA FARM ASSOC to 22 BUILDING CORP
1973-10-29Deed — from GARD, LOUISE; RHEMES RLTY CORP; ARTCLAUDE RLTY CORP; SAMPIERRE CORP; LETTRY RLTY CORP to OLD CHELSEA FARM ASSOC
1973-10-29Mortgage — from 22 BUILDING CORP to FIRST INTERAMERICANSCO