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648 Leonard Street

Brooklyn, NY 11222BBL 3-02621-0051Map

Owner of record: Karwowski, Christopher

648 Leonard Street is a walk-up apartment building built in 1928 in Brooklyn, 11222. It has 8 residential units across 4 floors. The owner of record is Karwowski, Christopher. HPD has recorded 68 housing violations here, most recently on November 10, 2016. 48 of the 50 most recent violations are still open. City tax records listed 5 rent-stabilized apartments here in 2024.

HPD violations
68
DOB violations
0
ECB violations
1
HPD complaints
35

What to know

Concern
7 open Class C

Immediately hazardous issues among recent violations are still open.

Good
Last violation Nov 10, 2016

Date of the most recent HPD inspection that found a problem.

Good
No unpaid ECB fines

No balance due on recent ECB violations.

Rent stabilization

Rent-stabilized units in 2024
5
About 63% of the building's 8 apartments
Down from 7 in 2018

Counts come from owners' rent-stabilization filings shown on NYC Department of Finance tax bills, as extracted by JustFix. They tell you a building has stabilized apartments, not which ones.

Stabilized units by tax-bill year

Think your apartment is stabilized? Request its rent history from HCR (free), then check your renewal with the renewal calculator.

Violations

Most recent first. Showing up to 50 per agency.

HPD housing violations · 68

  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Nov 10, 2016

    Closed — Violation dismissed
  • I

    And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.

    Feb 23, 2015

    Closed — Violation dismissed
  • C

    Correct the lead-based paint hazard - paint that tested positive for lead content and that is peeling or on a deteriorated subsurface - using work practices set forth in 28 rcny ?11-06(b)(2) 1st window frame from south at west wall, 2nd window frame from south at west wall in the 5th room from east located at apt 1r, 1st story, 1st apartment from east at south

    Apr 4, 2011 · Apt 1R

    Open — Nov sent out
  • C

    Correct the lead-based paint hazard - paint that tested positive for lead content and that is peeling or on a deteriorated subsurface - using work practices set forth in 28 rcny ?11-06(b)(2) 1st door frame from north at east wall in the 3rd room from east located at apt 1r, 1st story, 1st apartment from east at south

    Apr 4, 2011 · Apt 1R

    Open — Nov sent out
  • C

    Correct the lead-based paint hazard - paint that tested positive for lead content and that is peeling or on a deteriorated subsurface - using work practices set forth in 28 rcny ?11-06(b)(2) 1st window frame from east at south wall in the 2nd room from east located at apt 1r, 1st story, 1st apartment from east at south

    Apr 4, 2011 · Apt 1R

    Open — Nov sent out
  • A

    Paint with light colored paint to the satisfaction of this department all peeling paint surfaces in the bathroom , the kitchen located at apt 1r, 1st story, 1st apartment from east at south

    Apr 4, 2011 · Apt 1R

    Open — Nov sent out
  • A

    Paint metal in accordance with dept. regulation the 1st door from west at north wall, 1st door frame from west at north wall in the 2nd room from east located at apt 1r, 1st story, 1st apartment from east at south

    Apr 4, 2011 · Apt 1R

    Open — Nov sent out
  • A

    Paint with light colored paint to the satisfaction of this department the west wall in the 2nd room from east located at apt 1r, 1st story, 1st apartment from east at south

    Apr 4, 2011 · Apt 1R

    Open — Nov sent out
  • A

    Paint with light colored paint to the satisfaction of this department the 1st door frame from north at east wall in the 5th room from east located at apt 1r, 1st story, 1st apartment from east at south

    Apr 4, 2011 · Apt 1R

    Open — Nov sent out
  • B

    Properly repair the broken or defective floor sagging in the kitchen located at apt 1r, 1st story, 1st apartment from east at south

    Apr 4, 2011 · Apt 1R

    Open — Nov sent out
Show 40 more ↓
  • B

    Repair the leaky and/or defective faucets '' inoperable knob'' at hot water fixture in bathtub in the bathroom located at apt 1r, 1st story, 1st apartment from east at south

    Apr 4, 2011 · Apt 1R

    Open — Nov sent out
  • B

    Remove all obstructions and repair all defects in at wash basin in the bathroom located at apt 1r, 1st story, 1st apartment from east at south

    Apr 4, 2011 · Apt 1R

    Open — Nov sent out
  • B

    Properly repair the broken or defective floor sagging in the bathroom located at apt 1r, 1st story, 1st apartment from east at south

    Apr 4, 2011 · Apt 1R

    Open — Nov sent out
  • C

    Remove the illegal fastening double cylinder key operated lock at building entrance door , 1st story

    May 19, 2008

    Open — Nov sent out
  • C

    Remove the illegal fastening double cylinder key operated lock at the door in the entrance located at apt 2l, 2nd story, 1st apartment from north at east

    May 19, 2008 · Apt 2L

    Open — Nov sent out
  • A

    Section 300 m/d law file plans and application and legalize the following alteration or restore to the legal condition existing prior to the making of said alteration suspended acoustical tile ceiling installed in the bathroom located at apt 2l, 2nd story, 1st apartment from north at east

    May 19, 2008 · Apt 2L

    Open — Nov sent out
  • A

    Refit lower and upper window sash in the kitchen located at apt 2l, 2nd story, 1st apartment from north at east

    May 19, 2008 · Apt 2L

    Open — Nov sent out
  • C

    Remove the illegal fastening double cylinder key operated lock installed at entrance door to bldg

    Apr 18, 2008

    Open — Nov sent out
  • B

    Repair or replace the smoke detector missing in the entire apartment located at apt 1r, 1st story, 1st apartment from east at south

    Sep 12, 2007 · Apt 1R

    Open — Nov sent out
  • B

    Provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules. in the entire apartment located at apt 1r, 1st story, 1st apartment from east at south

    Sep 12, 2007 · Apt 1R

    Open — Nov sent out
  • A

    D26-41.15 adm code post and maintain a proper sign on wall of entrance story showing the registration number assigned by the department and the address of the building.

    Sep 15, 1986

    Open — Nov sent out
  • B

    D26-11.01, 11.03, 11.05 adm code remove the accumulation of refuse and/or rubbish and maintain in a clean condition the north air shaft.

    Sep 15, 1986

    Open — Nov sent out
  • B

    D26-19.05 adm code provide adequate light of not less than 60 watts incandescent or equivalent illumination 1 sty public hall at east.

    Sep 15, 1986

    Open — Nov sent out
  • B

    D26-10.01 adm code & 309 m/d law abate the nuisance consisting of exposed electric wires at south wall west room 1 sty apt 1l. located at apt 1l

    Sep 15, 1986 · Apt 1L

    Open — Nov sent out
  • B

    D26-10.01 adm code repair the broken or defective plastered surfaces and paint in a uniform color walls & ceilings thru out 1 sty apt 1l. located at apt 1l

    Sep 15, 1986 · Apt 1L

    Open — Nov sent out
  • A

    D26-12.01 adm code paint with light colored paint to the satisfaction of this department walls & ceiling at 2nd room from east 1 sty apt 1l. located at apt 1l

    Sep 15, 1986 · Apt 1L

    Open — Nov sent out
  • B

    D26-10.01 adm code replace with new the broken or defective glass at upper sash kitchen window 1 sty apt 1l. located at apt 1l

    Sep 15, 1986 · Apt 1L

    Open — Nov sent out
  • B

    D26-16.01 adm code repair the leaky and/or defective faucets washbasin & bathtub 1 sty apt 1l bathroom. located at apt 1l

    Sep 15, 1986 · Apt 1L

    Open — Nov sent out
  • B

    D26-10.01 adm code properly repair the broken or defective casing at west window at airshaft 1 sty apt 1l. located at apt 1l

    Sep 15, 1986 · Apt 1L

    Open — Nov sent out
  • B

    D26-13.03 adm code abate the nuisance consisting of vermin mice & roaches 1 sty apt 1l. located at apt 1l

    Sep 15, 1986 · Apt 1L

    Open — Nov sent out
  • B

    D26-10.01 adm code replace with new the broken or defective glass lower sash at south window west room 1 sty apt 1l. located at apt 1l

    Sep 15, 1986 · Apt 1L

    Open — Nov sent out
  • B

    D26-10.01 adm code properly repair the broken or defective electrica wall outlet kitchen 1 sty apt 1l. located at apt 1l

    Sep 15, 1986 · Apt 1L

    Open — Nov sent out
  • A

    D26-10.01 adm code properly repair the broken or defective make openable dumbwaiter door removed opening sealed with brick cellar r item 106.

    Jul 16, 1986

    Open — Nov sent out
  • A

    Section 300 m/d law file plans and application and legalize the following alteration or restore to the legal condition existing prior to the making of said alteration pigeon coop erected on roof aprox 5x8x6 ft high r item 145.

    Jul 16, 1986

    Open — Nov sent out
  • B

    D26-11.01, 11.03, 11.05 adm code remove the accumulation of refuse and/or rubbish and maintain in a clean condition the cellar throughout.

    Jul 16, 1986

    Open — Nov sent out
  • B

    D26-10.01 adm code replace with new the missing fusible link boiler room cellar rear.

    Jul 16, 1986

    Open — Nov sent out
  • B

    D26-10.01, 10.05 adm code arrange and make self-closing the doors stairs bulkhead to roof.

    Jul 16, 1986

    Open — Nov sent out
  • A

    D26-10.01 adm code refit door entrance to cellar top & bottom 1 sty public hall.

    Jul 16, 1986

    Open — Nov sent out
  • B

    D26-19.07 adm code install and maintain sufficient light or lights of at least 40 watts incandescent or equivalent each, to light adequately from sunset to sunrise the rear yard.

    Jul 16, 1986

    Open — Nov sent out
  • B

    D26-10.01, 10.05 adm code remove all encumbrances consisting of household items etc 4 sty public hall.

    Jul 16, 1986

    Open — Nov sent out
  • A

    Section 300 m/d law file plans and application and legalize the following alteration or restore to the legal condition existing prior to the making of said alteration dumbwaiter skylight removed & sealed with plywood roof rear west.

    Jul 16, 1986

    Open — Nov sent out
  • B

    D26-10.01 adm code replace with new the broken or defective window glass upper sash cellar front.

    Jul 16, 1986

    Open — Nov sent out
  • B

    D26-10.01 adm code replace with new the missing metal railing street to cellar front.

    Jul 16, 1986

    Open — Nov sent out
  • C

    D26-17.10 adm code post notice, in form approved by the department, stating the name and location of the person designated by the owner to have key to building's heating system 1 sty public hall & on boiler room door.

    Jul 16, 1986

    Open — Nov sent out
  • B

    D26-10.01, 10.05 adm code remove all encumbrances consisting of household items 3 sty public hall.

    Jul 16, 1986

    Open — Nov sent out
  • B

    D26-11.01, 11.03, 11.05 adm code remove the accumulation of refuse and/or rubbish and maintain in a clean condition the roof thru out.

    Jul 16, 1986

    Open — Nov sent out
  • A

    D26-21.03 adm code paint or post a sign indicating floors on walls at or near stairs 1 & 2 sty public halls.

    Jul 16, 1986

    Open — Nov sent out
  • B

    D26-10.01, 10.05 adm code and dept. rules and regulations. remove the encumbrance obstructing egress from fire escapes north court 1 sty.

    Jul 16, 1986

    Open — Nov sent out
  • B

    D26-10.01 adm code properly repair with similar material the broken or defective wood floor 1 sty north apt 1l kitchen. located at apt 1l

    Jul 16, 1986 · Apt 1L

    Open — Nov sent out
  • B

    D26-10.01 adm code repair the broken or defective plastered surfaces and paint in a uniform color walls & ceiling 3 from front 1 sty north apt 1l. located at apt 1l

    Jul 16, 1986 · Apt 1L

    Open — Nov sent out

DOB building violations · 0

No DOB violations on record

ECB violations · 1

  • Hazardous

    Work w/o a permit. work noted: all firestopping was removed from all wall & ceiling non-load bearing framing removed in the n/e apt on the 1st fl. remedy: stop all work! obtain a permit or restore to prior ille

    Feb 4, 2006

    Resolve

Complaints

  • Paint/plaster

    Ceiling

    Aug 10, 2015 · Apt 1R

    Close
  • Paint/plaster

    Ceiling

    Aug 10, 2015 · Apt 1R

    Close
  • Flooring/stairs

    Floor

    Aug 10, 2015 · Apt 1R

    Close
  • Electric

    Lighting

    Aug 10, 2015 · Apt 1R

    Close
  • Electric

    Lighting

    Aug 10, 2015 · Apt 1R

    Close
  • Flooring/stairs

    Floor

    Aug 10, 2015 · Apt 1R

    Close
  • Paint/plaster

    Ceiling

    Jul 1, 2015 · Apt 1R

    Close
  • Flooring/stairs

    Floor

    Jul 1, 2015 · Apt 1R

    Close
  • Flooring/stairs

    Floor

    Jul 1, 2015 · Apt 1R

    Close
  • Electric

    Lighting

    Jul 1, 2015 · Apt 1R

    Close
Show 25 more ↓
  • Electric

    Lighting

    Jul 1, 2015 · Apt 1R

    Close
  • Paint/plaster

    Ceiling

    Jul 1, 2015 · Apt 1R

    Close
  • General

    Floor

    Mar 22, 2011 · Apt 1R

    Close
  • General

    Floor

    Mar 22, 2011 · Apt 1R

    Close
  • Heating

    Heat related

    Oct 26, 2008 · Apt 3L

    Close
  • Plumbing

    Water supply

    Oct 6, 2008 · Apt 2L

    Close
  • Plumbing

    Water supply

    Oct 6, 2008 · Apt 2L

    Close
  • General

    Windows

    Apr 22, 2008 · Apt 2L

    Close
  • General

    Doors

    Apr 22, 2008 · Apt 2L

    Close
  • Paint/plaster

    Ceiling

    Apr 22, 2008 · Apt 2L

    Close
  • General

    Mold

    Apr 22, 2008 · Apt 2L

    Close
  • Paint/plaster

    Ceiling

    Apr 13, 2008 · Apt 2L

    Close
  • General

    Mold

    Apr 13, 2008 · Apt 2L

    Close
  • General

    Doors

    Apr 13, 2008 · Apt 2L

    Close
  • Heating

    Heat related

    Apr 13, 2008 · Apt BLDG

    Close
  • Heating

    Heat related

    Apr 12, 2008 · Apt 2L

    Close
  • Heating

    Heat related

    Oct 30, 2007 · Apt 2L

    Close
  • Paint/plaster

    Ceiling

    Sep 10, 2007 · Apt 1R

    Close
  • Heating

    Heat related

    Mar 24, 2006 · Apt 2L

    Close
  • Heating

    Heat related

    Jan 5, 2005 · Apt 2L

    Close
  • Plumbing

    Water supply

    Feb 6, 2004 · Apt 3R

    Close
  • Paint/plaster

    Ceiling

    Feb 6, 2004 · Apt 3R

    Close
  • Heating

    Heat related

    Jan 28, 2004 · Apt 2L

    Close
  • Heating

    Heat related

    Jan 17, 2004 · Apt 2L

    Close
  • Heating

    Heat related

    Jan 11, 2004 · Apt BLDG

    Close

Sales history

No recorded sales in our data

Sales come from the NYC Department of Finance rolling sales file.

Building details

Building type
Walk-up apartment building (C1)
Year built
1928
Floors
4
Residential units
8
Building area
6,160 ft²
Lot area
2,500 ft²
Zoning
R6B
Community board
301
Council district
33
Block / lot
2621 / 51
Assessed value
$991,800
Landmark / historic district
No

HPD registration #353354, last renewed Sep 23, 2025.

Questions about 648 Leonard Street

Who owns 648 Leonard Street?

The owner of record in NYC Department of City Planning PLUTO data is Karwowski, Christopher.

Does 648 Leonard Street have violations?

Yes. NYC HPD has recorded 68 housing violations at this property.

Is 648 Leonard Street rent stabilized?

NYC Department of Finance tax bills listed 5 rent-stabilized units here in 2024 (about 63% of its 8 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.

When was 648 Leonard Street built?

City records list 1928 as the year it was built.

How many apartments are in 648 Leonard Street?

It has 8 residential units.

Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.