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 10009, 59% of residential buildings hold an A and
6% 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
3 service requests in the last three years. Most common: Noise (2) · Graffiti (1).
Filed construction activity
$12,000 in permitted construction work filed since
2016 (3 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 (1900)
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)
521 E 6TH ST HDFC CORP
Head officer
MARYELLEN KERNAGHAN
Managing agent
MACK EDGE MGMNT LLC
Last registered
2025-09-29
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
$4,295,000
$1,932,750
2026
$4,581,000
$2,061,450
2027
$5,497,000
$2,473,650
The city's market estimate has risen
28% between tax years 2025 and 2027.
Building systems
Heating fuel
NATURALGAS
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.
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
2 Av — F · 0.4 mi straight-line (about a 9-minute walk) · station accessibility: none 1 Av — L · 0.4 mi straight-line (about a 10-minute walk) · station accessibility: full
Bus
Nearest boarding stop: Avenue A / E 5 St — M14A-SBS · 400 ft · Select Bus Service
Citi Bike
E 6 St & Ave B · 350 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)
Elementary: Elementary schools in this district are not zoned. 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.
3 311 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: $185,000 on
2004-07-02 (lender: Homesteaders Federal Credit Union). Face amount at recording — it may have since been paid
down, refinanced or satisfied. View the recorded
document.
Date
Record
Amount
Per res. unit
2022-03-22
RPTT&RET $999,000 — from KIRKPATRICK, TIMOTHY to LEZNICKI, MILENA
$999,000
2022-02-18
Sold for $999,000
$999,000
$99,900
2019-05-21
RPTT&RET $790,000 — from ESTATE OF FELIX VELAZQUEZ JR. to LAWRENCE, THOMAS A III
$790,000
2004-07-02
Mortgage $185,000 — from 521 EAST 6TH STREET HOUSING DEVELOPMENT to HOMESTEADERS FEDERAL CREDIT UNION
$185,000
2003-09-29
Mortgage $1,293,473 — from 521 EAST 6TH STREET HOUSING DEVELOPMENT to THE CITY OF NEW YORK,ACTING BY AND THROU
$1,293,473
Ten-year activity
20100
2017
2018
2019
2020
2021
15
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
1
1
1
3
2018
0
0
4
0
6
10
2019
0
2
3
1
3
9
2020
0
0
3
0
2
5
2021
0
0
2
0
2
4
2022
5
0
5
2
3
15
2023
1
1
2
0
3
7
2024
0
1
1
0
4
6
2025
0
0
2
0
3
5
2026
0
0
2
0
2
4
This record is free. Keeping it free costs money. Servers, data pipelines, weekends. Pay what you want — a dollar helps.
2023-10-06Permit General Construction — Permit Issued
2023-05-12311: Noise - Vehicle — Car/Truck Music
2023-04-10Rodent inspection: Passed
2023-03-09Boiler inspection
2022
2022-12-13Bedbug filing: 0 infested units
2022-10-06Rodent inspection: Passed
2022-10-04Permit Plumbing — Permit Issued
2022-09-30Permit General Construction — Permit Issued
2022-08-30Job filed: RENOVATION OF EXISTING APARTMRNT # 5N AS PER PLANS; MINOR PARTITION AND CLOSET WORK, PLASTER AND PAINT TO MATCH EXISTING. PLUMBING WORK TO BE FILED IN$5,000
2022-08-04Job filed: RENOVATION OF EXISTING APARTMRNT # 5N AS PER PLANS; MINOR PARTITION AND CLOSET WORK, PLASTER AND PAINT TO MATCH EXISTING. PLUMBING WORK TO BE FILED IN$5,000
2022-08-04Job filed: FILING FOR RELATED PLUMBING WORK IN CONJUNCTION WITH APPL # M00771806 AS PER PLANS; REPLCE SHOWER WITH WASHER. NO CHANGE IN USE, EGRESS OR OCCUPANCY.$2,000
2022-04-05Rodent inspection: Passed
2022-03-22RPTT&RET $999,000 — from KIRKPATRICK, TIMOTHY to LEZNICKI, MILENA$999,000
2022-02-06311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2022-01-31Boiler inspection
2022-01-29311: Lead — Lead Kit Request (Residential) (L10)
2021
2021-12-12Bedbug filing: 0 infested units
2021-12-08311: Indoor Air Quality — Chemical Vapors/Gases/Odors
2021-04-20Rodent inspection: Passed
2021-03-19Boiler inspection
2020
2020-12-31Bedbug filing: 0 infested units
2020-12-19311: Noise - Helicopter — Other
2020-08-06Boiler inspection
2020-07-13Rodent inspection: Passed
2020-05-15311: Non-Emergency Police Matter — Social Distancing
2019
2019-12-17DOB violation C: STRUCTURE RENDERED NON-COMPLIANT. AT TIME OF INSPECTION, DAMAGED OBSERVED WITH A VERTICAL CRACK APPROX. 8'-0" LENGTH ON STRUC
2019-12-16311: General Construction/Plumbing — Building Shaking/Vibrating/Structural Stability
2018-10-18311: Sanitation Condition — 15 Street Cond/Dump-Out/Drop-Off
2018-10-11Rodent inspection: Passed
2018-10-10Rodent inspection: Bait applied
2018-06-11Rodent inspection: Bait applied
2018-04-23Rodent inspection: Failed for Rat Activity
2018-04-09Rodent inspection: Failed for Rat Activity
2018-03-29311: Sanitation Condition — 15 Street Cond/Dump-Out/Drop-Off
2018-03-16311: Noise - Residential — Loud Talking
2018-01-25Boiler inspection
2017
2017-11-06Rodent inspection: Passed
2017-11-06HPD 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
2017-09-01RPTT&RET — from KERNAGHAN, CHARLES; BRIGGS, BARBARA to KERNAGHAN, CHARLES
2016
2016-12-22Rodent inspection: Passed
2016-01-21Rodent inspection: Passed
2015
2015-12-15HPD class C: SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF DOUBLE CYLINDER KEY OPERATED LOCK AT DOOR IN THE ENTRANCE LOCATED AT
2015-12-15HPD class C: SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF DOUBLE CYLINDER KEY OPERATED LOCK AT DOOR IN THE ENTRANCE LOCATED AT
2015-03-31Rodent inspection: Passed
2014
2014-08-04HPD class B: SECTION 27-2046.1, 2046.2 HMC: PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE
2014-08-04HPD class B: SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE LOCATED AT APT 1S, 1st STORY, APARTMENT AT SOUTH
2010-01-03311: Sanitation Condition — 15 Street Cond/Dump-Out/Drop-Off
2009
2009-01-01DOB violation LL6291:
2008
2008-12-19Tenant complaint: ELECTRIC — WIRING
2008-07-16Job filed: INSTALL NEW SUMP PUT AND EJECTOR PUMP, RESET REAR WINDOWS$15,000
2008-05-19DOB complaint, category ?
2008-02-06HPD class B: SECTION 27-2005 HMC:TRACE AND REPAIR THE SOURCE AND ABATE THE NUISANCE CONSISTING OF MOLD ... AT CEILING 4 ST.FT. IN THE 1st ROOM FROM NORTH
2008-02-06HPD class B: SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF MOISTURE PENETRATION AT CEILING IN THE 1st ROOM FROM NORTH AT WEST L
2007-12-16HPD class B: SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR NORTH WALL, AT LOWER DUPLEX LEVEL, I
2007-08-10HPD class B: SECTION 27-2005 HMC:TRACE AND REPAIR THE SOURCE AND ABATE THE NUISANCE CONSISTING OF MOLD ... ON NORTH WALL (APPROX 10 SQ FT) AT THE LOWEL L
2007-08-08Tenant complaint: GENERAL — MOLD
2007-08-08Tenant complaint: GENERAL — MOLD
2007-08-06Tenant complaint: GENERAL — MOLD
2007-08-06Tenant complaint: PAINT/PLASTER — WALL
2007-05-10Tenant complaint: GENERAL — MOLD
2007-01-20HPD class A: SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT NORTH WALL, IN THE 1st ROOM FROM NORTH LOCATE
2005-11-28ECB Non-Hazardous violation: ALTERED BUILDING OCCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCY AS REQUIRED UNDER APPLICATION #103248200 NOTE- TEMP C OF O EXPI$180
2005-11-28ECB Non-Hazardous violation: FAILURE TO MAINTAIN BUILDING- IN THAT WATER STAINS ARE PRESENT AT CELLAR LEVEL BELOW AND AROUND WINDOW AT NORTH. EXTERIOR, INDICAT$350
2005-11-22DOB complaint, category ?
2005-10-19ECB Non-Hazardous violation: ALTERED BUILDING OCCUPIED WITHOUT A VALID CERTIFICATE OF OCCUPANCY UNDER APPLICATION #103248200 FOR ENTIRE BUILDING. NOTE- TEMP C $350
2005-05-03Tenant complaint: HEATING — HEAT RELATED
2005-03-09Tenant complaint: HEATING — HEAT RELATED
2005-01-31DOB violation LL6291:
2004
2004-09-16Permit AL — ISSUED
2004-07-02Mortgage $185,000 — from 521 EAST 6TH STREET HOUSING DEVELOPMENT to HOMESTEADERS FEDERAL CREDIT UNION$185,000
2004-07-02SUBM — from THE CITY OF NEW YORK, ACTING BY AND THRO to HOMESTEADERS FEDERAL CREDIT UNION
2004-06-12DOB complaint, category ?
2004-02-13DOB violation LL6291:
2004-01-26DOB complaint, category ?
2003
2003-12-16DOB complaint, category ?
2003-12-16DOB complaint, category ?
2003-09-29Mortgage $1,293,473 — from 521 EAST 6TH STREET HOUSING DEVELOPMENT to THE CITY OF NEW YORK,ACTING BY AND THROU$1,293,473
2003-09-29DEEDO — from THE CITY OF NEW YORK,ACTING BY AND THROU to 521 EAST 6TH STREET HOUSING DEVELOPMENT
2003-09-29Agreement — from THE CITY OF NEW YORK,ACTING BY AND THROU to 521 EAST 6TH STREET HOUSING DEVELOPMENT
2003-09-29Agreement — from 521 EAST 6TH STREET HOUSING DEVELOPMENT to THE CITY OF NEW YORK,ACTING BY AND THROU
2003-09-16Permit PL — ISSUED
2003-09-03Permit AL — ISSUED
2003-09-03Permit AL — ISSUED
2003-08-07Permit EQ — ISSUED
2003-07-23Job filed: Erect 25'of temporary heavy duty sidewalk shed 300 psf during pointing of facade. Shed complies with LL 33/91. No change in use, egress or occupancy u
2003-06-11ZONE — from COMMONWEALTH LAND TITLE INSURANCE COMPAN
2002
2002-08-26Job filed: Apartment renovation and enlargment as shown on submitted plans. General construction, modification to plumbing and ventilation, install new boiler. $600,000
2002-08-26Job filed: Structural work in conjunction with initial application.
2002-08-26Job filed: Install new sprinkler system as shown.
2002-03-26DOB violation LL6291:
2002-01-23DOB complaint, category ?
2001
2001-04-30ECB Non-Hazardous violation: FAILURE TO MAINTAIN BUILDING.NOTED:INSPECTION OF CELLAR 1ST FLOOR,4TH FLOOR,5TH FLOOR FOUND SLOPING FLOORS AND DOOR LINTELS APPROX
2000
2000-07-27HPD class B: SECTION 27-2005, 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS - IN THE ENTRANCE LOCATED AT APT 1, 1st STORY, 1st APARTMENT FROM SOU
2000-07-27HPD class B: SECTION 27-2018 ADM CODE ABATE THE NUISANCE CONSISTING OF VERMIN MICE IN THE ENTIRE APARTMENT LOCATED AT APT 1, 1st STORY, 1st APARTMENT FRO
2000-07-27HPD class B: SECTION 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOODEN ROTTED FLOOR IN THE ENTIRE APARTMENT LOCATED A
2000-07-27HPD class B: SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING AND WALLS IN THE ENTIRE APAR
2000-07-27HPD class A: SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT CEILING WALLS AND TRIM IN THE ENTIRE APARTMEN
1999
1999-10-05Permit AL — ISSUED
1999-05-26ECB Hazardous violation: FAILURE TO MAINTAIN BUILDING. NOTED AT VARIOUS LOCATIONS THROUGHOUT BUILDING INTERIOR FLOORS REOPENING AND SOGGING. SUBMIT A STRUC$2,500
1997
1997-08-14Permit EW — ISSUED
1997-06-26DOB complaint, category ?
1997-06-26ECB Hazardous violation: FAILURE TO MAINTAIN. FLOOR SAGGING APPROX 8 FEET FROM WEST TOWARD EASTIN REAR APARTMENTS FROM 3 - 5TH FLOOR CREATING A HAZARDOUS C
1997-05-15Permit EW — ISSUED
1995
1995-08-29DOB violation LL6291:
1995-01-24Permit EW — ISSUED
1995-01-24Permit EW — ISSUED
1994
1994-09-01DOB violation LL6291:
1992
1992-05-07HPD class B: SECTION 27-2098 ADM CODE FILE WITH THIS DEPARTMENT A TELEPHONE NUMBER AT WHICH THE OWNER OR A RESPONSIBLE PERSON CAN BE REACHED AT ALL HOURS
1991
1991-11-06DOB violation P:
1991-09-30HPD class B: SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING 4 STY WEST APT 7 KIRKPATRICK. , SECTION '' ''
1991-09-30HPD class C: SECTION 27-2005, 2007 ADM CODE REMOVE THE ILLEGAL FASTENING DOUBLE CYLINDER KEY OPERATED LOCK 4 STY WEST APT 7 ENTRANCE DOOR. , SECTION '' '
1991-09-30HPD class B: SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING 4 STY WEST APT 7 BATHROOM. ,
1991-09-30HPD class B: SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF MOISTURE PENETRATING CEILING 4 STY WEST APT 7 BATHROOM. , SECTION ''
1990
1990-07-20HPD class B: SECTION 27-2005 ADM CODE PROPERLY SECURE THE LOOSE 8 TREAD FROM BOTTOM 2 TO 3 STY.
1990-07-20HPD class A: SECTION 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE 1 CRACKED MARBLE TREAD #6 1 TO 2 STYS.
1990-07-20HPD class A: SECTION 329, M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME AT OR NEAR MAILBOXES,
1988
1988-06-22ECB Non-Hazardous violation: WORK WITHOUT A PERMIT. REMEDY: STOP ALL WORK. OBTAIN A PERMIT.
1987
1987-11-02HPD class B: SECTION 27-2045, 2046 ADM CODE PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH DEPARTMENT OF BUILDI
1987-11-02HPD class C: SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF DOUBLE CYLINDER KEY OPERATED LOCK INSTALLED 2 STY EAST APT 4. , SECT
1987-10-13HPD class B: SECTION 27-2045, 2046 ADM CODE PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH DEPARTMENT OF BUILDI
1979
1979-10-04HPD class A: SECTION 329, M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME AT OR NEAR MAILBOXES,
1978
1978-05-25Deed — from COMMISSIONER OF FINANCE NY; COMMISSIONER OF FINANCE NY to CITY OF NEW YORK; CITY OF NEW YORK
1978-05-25Deed — from COMMISSIONER OF FINANCE NY; COMMISSIONER OF FINANCE NY to CITY OF NEW YORK; CITY OF NEW YORK
1977
1977-06-22Deed — from BENFIELD REALTY CO to 521 EAST 6TH STRT REALTY
1974
1974-05-09Deed — from CITY OF NEW YORK to BENFIELD REALTY CO
1974-05-09Mortgage — from BENFIELD REALTY CO to CITY OF NEW YORK
1973
1973-06-13Deed — from FINANCE ADM CITY OFNY; LEWISOHN, RICHARD to CITY OF NEW YORK