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Building report

643 Carlton Avenue · Brooklyn · BBL 3011580002 · generated 2026-10-20 · FREE

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Where the penalty points come from

ComponentWhat it coversPoints
Housing codeHPD violations by class, complaints, emergency repairs, litigation, vacate orders, AEP4
Structural & safetyDOB violations, ECB/OATH violations by class2
PestsBedbug filings, failed rodent inspections, rodent 311s0
DisplacementMarshal evictions executed0
GRADE B

A modest record — below the level that usually signals systemic problems. More recorded distress than 85% 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 12. In ZIP 11238, 51% of residential buildings hold an A and 10% 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 violations1 total — 1 class C (immediately hazardous), 0 class B, 0 class A. Oldest open since 2002-05-07.

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

6 service requests in the last three years. Most common: Illegal Parking (4) · Curb Condition (2).

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

YesBuilt before 1974 (1868)
NoSix or more residential units (5)
No421-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)Flatts Holdings LLC
Head officerRonald McLaren
Managing agentPlaza Heights Management
Last registered2025-07-23

as filed by the owner in the building's HPD registration

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$1,520,400 $684,180
2026$1,507,000 $678,150
2027$1,808,000 $813,600

The city's market estimate has risen 19% between tax years 2025 and 2027.

Flood exposure

Not in the FEMA 1%-annual-chance floodplain (2015 preliminary maps).

Not in a hurricane evacuation zone.

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

Subway7 Av — B Q · 200 ft straight-line (about a 1-minute walk) · station accessibility: none
Grand Army Plaza — 2 3 · 950 ft straight-line (about a 5-minute walk) · station accessibility: none
BusNearest boarding stop: Flatbush Av / Park Pl — B41 · 250 ft
Citi BikePark Pl & Carlton Ave · 200 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: Public School 9 The Sarah Smith Garnet School. 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.

Report a problem to 311

643 Carlton Avenue

Heat or hot waterHeat or hot water
Apartment maintenanceApartment maintenance
Bed bugsBed bugs
Residential pestsResidential pests
Rats or miceRats or mice
Anything elseAnything else

6 311 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.

The landlord's report card

Managed by PLAZA HEIGHTS MANAGEMENT — 11 buildings, 86 units. Grades across the portfolio: A5 · B5 · C1. See the whole portfolio

BuildingBoroughUnitsGrade
210 Park Place BK20 B
395 Washington Avenue BK14 B
136 Prospect Place BK10 B
593 President Street BK8 A
118 Underhill Avenue BK8 A
191 5 Avenue BK6 B
643 Carlton Avenue BK5 B
361 5 Avenue BK5 A
304 5 Avenue BK4 C
277 Adelphi Street BK4 A
151 Prospect Place BK2 A

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $63,748 on 2000-02-17 (lender: Dime Savings Bank Ofwilliamsburgh). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

DateRecordAmountPer res. unit
2009-11-13Mortgage $357,709 — from MCLAREN, RONALD; MCCLAREN, RONALD to NORTHFIELD BANK $357,709
2009-11-13Agreement $499,900 — from MCLAREN, RONALD to NORTHFIELD BANK $499,900
2003-08-12Mortgage $42,230 — from MCLAREN AKA RONALD MCCLAREN, RONALD to INDEPENDENCE COMMUNITY BANK $42,230
2000-02-17Mortgage $63,749 — from MCLAREN, RONALD; MCCLAREN, RONALD to DIME SAVINGS BANK OFWILLIAMSBURGH $63,749
1987-08-18Mortgage $111,746 — from MCCLAREN, RONALD/AKA; MC LAREN, RONALD to DIME SAVS BANK/WMSBURGH $111,746
1986-01-13Mortgage $205,000 — from MC CLAREN, RONALD AKA; MC LAREN, RONALD to HAMBURG SAVINGS BANK $205,000
1985-04-24Mortgage $120,000 — from MC LAREN, RONALD; MC CLAREN, RONALD A/K/A to FRIDAL ENTERPRISES INC $120,000
1984-05-14Mortgage $20,000 — from MC LAREN, RONALD to BETANCOURT, JEFFREY $20,000
1984-05-14Mortgage $120,000 — from MC LAREN, RONALD to INDEPENDENCE SAVS BANK $120,000
1982-04-12Mortgage $42,547 — from MC CLAREN, RONALD to BETANCOURT, JEFFREYA; CARLTON ASSOCIATES COPT; BETANCOURT, PAUL TIMOTHY $42,547
1982-02-24Mortgage $50,000 — from CARLTON ASSOCIATES PTNSP to LUBOW, STANLEY $50,000

Ten-year activity

1050
2017
2018
2019
2020
2021
2022
2023
8
2024
2025
2026
EnforcementHousing & tenantsOwnership & moneyHealth & systems
Show as table
YearEnforcementHousing & tenantsOwnership & moneyHealth & systemsTotal
201700000
201803014
201901001
202000000
202103003
202202204
202302002
202406208
202501001
202623005
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The last 12 months — 6 records

DateRecord
2026-08-28DOB violation P: WORK WITHOUT PERMIT, I OBSERVED A GAS FIRED DRYER 100% INSTALLED IN BASEMENT WITH INADEQUATE EXHAUST PIPING, WITH NO PERMITS IN
2026-08-28DOB complaint, category ?
2026-07-24311: Illegal Parking — Blocked Bike Lane
2026-07-06311: Illegal Parking — Blocked Bike Lane
2026-02-28311: Illegal Parking — Blocked Hydrant
2025-12-04Bedbug filing: 0 infested units

The full timeline

2026
2026-08-28DOB violation P: WORK WITHOUT PERMIT, I OBSERVED A GAS FIRED DRYER 100% INSTALLED IN BASEMENT WITH INADEQUATE EXHAUST PIPING, WITH NO PERMITS IN
2026-08-28DOB complaint, category ?
2026-07-24311: Illegal Parking — Blocked Bike Lane
2026-07-06311: Illegal Parking — Blocked Bike Lane
2026-02-28311: Illegal Parking — Blocked Hydrant
2025
2025-12-04Bedbug filing: 0 infested units
2024
2024-12-23Bedbug filing: 0 infested units
2024-11-02311: Illegal Parking — Blocked Hydrant
2024-10-31Mortgage satisfied — from AKA RONALD MCCLAREN, RONALD MCLAREN to NORTHFIELD BANK
2024-10-31TL&R — from MCLAREN, RONALD to NORTHFIELD BANK
2024-07-02Bedbug filing: 0 infested units
2024-05-10311: Curb Condition — Broken Curb
2024-04-29311: Curb Condition — Broken Curb
2024-04-09HPD 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
2023-11-22HPD 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
2023-09-16311: Noise - Residential — Banging/Pounding
2022
2022-12-19Bedbug filing: 0 infested units
2022-11-18Deed — from MCLAREN, RONALD to FLATTS HOLDINGS LLC
2022-11-08Deed transfer (nominal price)
2022-02-23HPD 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
2021-05-30Bedbug filing: 0 infested units
2021-04-12311: Curb Condition — Broken Curb
2021-04-07HPD 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
2019
2019-11-07311: Noise — Noise, Barking Dog (NR5)
2018
2018-09-27311: Lead — Lead Kit Request (Residential) (L10)
2018-07-26311: Homeless Encampment — N/A
2018-04-30311: Illegal Parking — Double Parked Blocking Traffic
2018-02-06Rodent inspection: Passed
2012
2012-10-23311: Illegal Parking — Blocked Sidewalk
2011
2011-10-07311: Noise - Residential — Loud Music/Party
2011-10-04Rodent inspection: Passed
2011-09-29Tenant complaint: PAINT/PLASTER — WALL
2011-09-29Tenant complaint: NONCONST — VERMIN
2011-09-29311: Rodent — Rat Sighting
2011-09-29311: PAINT - PLASTER — WALLS
2011-09-29311: NONCONST — VERMIN
2010
2010-12-13LDMK — from PROSPECT HEIGHTS HISTORIC DISTRICT
2010-10-29Tenant complaint: HEATING — HEAT RELATED
2010-10-29311: HEATING — HEAT
2010-10-19Tenant complaint: HEATING — HEAT RELATED
2010-10-19311: HEATING — HEAT
2010-01-26311: Sanitation Condition — 15 Street Cond/Dump-Out/Drop-Off
2009
2009-11-13Mortgage $357,709 — from MCLAREN, RONALD; MCCLAREN, RONALD to NORTHFIELD BANK$357,709
2009-11-13TL&R — from SOVEREIGN BANK
2009-11-13Agreement $499,900 — from MCLAREN, RONALD to NORTHFIELD BANK$499,900
2009-11-13Mortgage assigned — from SOVEREIGN BANK to NORTHFIELD BANK
2006
2006-08-31Tenant complaint: GENERAL — MOLD
2006-08-31Tenant complaint: PLUMBING — WATER-LEAKS
2003
2003-08-12Mortgage assigned — from THE DIME SAVINGS BANK OF WILLIAMSBURGH to INDEPENDENCE COMMUNITY BANK
2003-08-12Mortgage $42,230 — from MCLAREN AKA RONALD MCCLAREN, RONALD to INDEPENDENCE COMMUNITY BANK$42,230
2003-08-12Agreement — from INDEPENDENCE COMMUNITY BANK to MCLAREN AKA RONALD MCCLAREN, RONALD
2003-08-12AL&R — from INDEPENDENCE COMMUNITY BANK to MCLAREN AKA RONALD MCCLAREN, RONALD
2003-08-12TL&R — from THE DIME SAVINGS BANK OF WILLIAMSBURGH to MCLAREN AKA RONALD MCCLAREN, RONALD
2002
2002-05-07HPD class C: SECTION 27-2010, 2011, 2012 ADM CODE REMOVE THE ACCUMULATION OF REFUSE AND/OR RUBBISH AND MAINTAIN IN A CLEAN CONDITION THE FLOOR THRU OUT A
2000
2000-02-17SAGE — from CARVER FEDERAL SAVINGS BANK
2000-02-17Mortgage assigned — from DIME SAVINGS BANK OFWILLIAMSBURGH to MCCLAREN, RONALD; MCLAREN, RONALD
2000-02-17Mortgage assigned — from CARVER FEDERAL SAVINGS BANK to DIME SAVINGS BANK OFWILLIAMSBURGH
2000-02-17Mortgage $63,749 — from MCLAREN, RONALD; MCCLAREN, RONALD to DIME SAVINGS BANK OFWILLIAMSBURGH$63,749
2000-02-17Agreement — from MCLAREN, RONALD; MCCLAREN, RONALD to DIME SAVINGS BANK OFWILLIAMSBURGH
1997
1997-11-06Mortgage assigned — from MCLAREN, RONALD to CARVER FEDERAL SAVINGS BANK
1997-11-06Mortgage assigned — from DIME SAVINGS BANK OFWILLIAMSBURGH to CARVER FEDERAL SAVINGS BANK
1997-11-06Agreement — from MCLAREN, RONALD to CARVER FEDERAL SAVINGS BANK
1987
1987-08-18Mortgage $111,746 — from MCCLAREN, RONALD/AKA; MC LAREN, RONALD to DIME SAVS BANK/WMSBURGH$111,746
1987-08-18Mortgage assigned — from HAMBURG SAVS BANK/FKA; HOME SAVS BANK to DIME SAVS BANK/WMSBURGH
1987-08-18Agreement — from DIME SAVS BANK/WMSBURGH to MC LAREN, RONALD; MCCLAREN, RONALD/AKA
1986
1986-03-03Mortgage satisfied — from MC LAREN, RONALD to INDEPENDENCE SAVINGSBK
1986-01-13Mortgage $205,000 — from MC CLAREN, RONALD AKA; MC LAREN, RONALD to HAMBURG SAVINGS BANK$205,000
1986-01-13Mortgage satisfied — from MC LAREN, RONALD to BETANCOURT, JEFFREY
1985
1985-11-14REL — from LUBOW, STANLEY to MC LAREN, RONALD
1985-04-24Mortgage $120,000 — from MC LAREN, RONALD; MC CLAREN, RONALD A/K/A to FRIDAL ENTERPRISES INC$120,000
1984
1984-05-14Agreement — from LUBOW, STANLEY to MC LAREN, RONALD
1984-05-14Mortgage $20,000 — from MC LAREN, RONALD to BETANCOURT, JEFFREY$20,000
1984-05-14Mortgage $120,000 — from MC LAREN, RONALD to INDEPENDENCE SAVS BANK$120,000
1984-05-10Mortgage satisfied — from MC LAREN, RONALD to CARLTON ASSOCIATES
1984-05-10Mortgage satisfied — from WON-TON REALTY CORP to PANKEN, SAM J
1984-05-10REL — from LUBON, STANLEY to MC LAREN, RONALD
1983
1983-11-23Mortgage satisfied — from WON TON REALTY CORP to M.VENTIMIGLIA & SONINC
1982
1982-04-12Mortgage $42,547 — from MC CLAREN, RONALD to BETANCOURT, JEFFREYA; CARLTON ASSOCIATES COPT; BETANCOURT, PAUL TIMOTHY$42,547
1982-04-12Deed — from BETANCOURT, JEFFREYA.; BETANCOURT, PAUL TIMOTHY; BETANCOURT, JEFFREY; CARLTON ASSOCIATES to MCCLAREN, RONALD
1982-04-12CERT — from PANKEN, SAM J.
1982-02-24Mortgage $50,000 — from CARLTON ASSOCIATES PTNSP to LUBOW, STANLEY$50,000
1981
1981-04-24Deed to CARTON ASSOC
1981-03-20Mortgage assigned — from M VENTIMIGLIA & SON INC to VENTIMIGLIA JOSEPH; VENTIMIGLIA MELVIN; HARVEY ROSE MARIE
1981-02-26Deed — from VENTIMIGLIA MATTEO to M VENTIMIGLIA & SON INC
1981-02-26Deed — from M VENTIMIGLIAT SCN INC to WON TON REALTY CORP
1981-02-26Deed — from WON TON REALTY CORP to BETANCOURT JEFFREY
1981-02-26Mortgage — from WON TON REALTY CORP to PANKIN SAM J
1981-02-26Mortgage — from WON TON REALTY CORP to M VENTIMIGLIA & SON INC

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