Building Biography

The MapLandlordsNeighborhoodsZIP CodesGradesThe Mice MapAboutWhat's new

Building report

421 42 Street · Brooklyn · BBL 3007190073 · generated 2026-10-20 · FREE

Free while in beta — every NYC building gets a report like this, updated weekly from city records. If it's useful, chip in to keep it free

Where the penalty points come from

ComponentWhat it coversPoints
Housing codeHPD violations by class, complaints, emergency repairs, litigation, vacate orders, AEP0
Structural & safetyDOB violations, ECB/OATH violations by class0
PestsBedbug filings, failed rodent inspections, rodent 311s0
DisplacementMarshal evictions executed0
GRADE A

The city's published records show little recorded distress here in the last three years. Less recorded distress than 100% 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 0. In ZIP 11232, 65% of residential buildings hold an A and 8% 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

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

5 service requests in the last three years. Most common: Noise (5).

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 (1910)
NoSix or more residential units (3)
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)VICTORIA GENBERG
Managing agentGUARDIAN PROPERTY MGMT. OF BKLYN, LLC
Last registered2025-09-08

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

What the city thinks it's worth

Tax yearCity market valueAssessed value
2025$1,274,000 $76,440
2026$1,083,000 $64,980
2027$1,130,000 $67,800

The city's market estimate has fallen 11% 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

Subway45 St — R · 800 ft straight-line (about a 4-minute walk) · station accessibility: none
36 St — D N R · 0.3 mi straight-line (about an 8-minute walk) · station accessibility: none
BusNearest boarding stop: 5 Av / 42 St — B63 · 600 ft
Citi Bike41 St & 4 Ave · 250 ft · station location as of 2026-09-23; live availability
School zones (2024–25 map)Elementary: P.S. 024. 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

421 42 Street

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

5 311 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 GUARDIAN PROPERTY MGMNT — 49 buildings, 382 units. Grades across the portfolio: A39 · B5 · C4 · D1. See the whole portfolio

BuildingBoroughUnitsGrade
1206 Pacific Street BK32 A
34 Eckford Street BK24 A
1000 Union Street BK20 A
1126 Lafayette Avenue BK18 A
60 92nd Street BK14 A
340 Chauncey Street BK13 A
180 South 4 Street BK12 A
411 Clinton Street BK10 B
159 Tompkins Avenue BK10 A
1431 Bedford Avenue BK10 A
176 South 4 Street BK9 A
85 Hudson Avenue BK9 A
1440 West 4 Street BK8 A
816 8 Avenue BK8 A
587 Kings Highway BK8 A
709 Carroll Street BK8 A
548 Lafayette Avenue BK8 A
563 56 Street BK8 A
655 Franklin Avenue BK8 A
161 12th Street BK8 A
548 46 Street BK8 A
1019 President Street BK8 A
564 Atlantic Avenue BK7 A
227 34 Street BK7 A
412 3 Street BK7 A
562 Atlantic Avenue BK7 B
175 12 Street BK7 A
412 Myrtle Avenue BK6 A
245 16 Street BK6 A
225 15 Street BK6 A
457 7 Avenue BK6 A
557 Lafayette Avenue BK6 A
330 Park Place BK5 A
554 17 Street BK5 A
202 Lincoln Place BK5 B
403 Sterling Place BK4 C
446 8 Street BK4 B
444 5 Street BK4 A
155 7 Avenue BK4 A
372 7 Avenue BK3 A
421 42 Street BK3 A
1626 8 Avenue BK3 C
573 Leonard Street BK3 C
446 6 Avenue BK3 A
428 10 Street BK2 A
221 61 Street BK2 C
590 5 Avenue BK2 D
409 17 Street BK2 B
212 Court Street BK2 A

Sales, deeds & mortgages

Most recent mortgage recorded against this lot: $570,000 on 2018-11-29 (lender: HSBC Bank USA, N.A.) (recorded via MERS). Face amount at recording — it may have since been paid down, refinanced or satisfied. View the recorded document.

DateRecordAmountPer res. unit
2018-11-29Mortgage $570,000 — from GENBERG, VICTORIA ANN; GENBERG, ANDERS HANS OLOF to HSBC BANK USA, N.A.; MORTGAGE ELECTRONIC REGISTRATION SYSTEMS $570,000
2007-11-30Deed $765,000 — from DELUCA, BARBARA; DELUCA, EMIL to GENBERG, ANDERS HANS OLOF; GENBERG, VICTORIA ANN $765,000
2007-11-30Mortgage $688,800 — from GENBERG, VICTORIA ANN; GENBERG, ANDERS HANS OLOF to LLOYDS TSB BANK PLC $688,800
2003-06-24Mortgage $120,000 — from DELUCA, EMIL to WASHINGTON MUTUAL BANK, FA $120,000
1994-06-13Mortgage $68,000 — from WALSH, VERONICA; DELUCA, EMIL to CHAMPION MORTGAGE CO. INC $68,000
1991-03-28Mortgage $7,500 — from CAFIERO, VINCENT J to ANCHOR SAVS BANK FSB $7,500

Ten-year activity

1050
2017
2018
2019
2020
2021
2022
7
2023
2024
2025
2026
ConstructionHousing & tenantsOwnership & money
Show as table
YearConstructionHousing & tenantsOwnership & moneyTotal
20170000
20180224
20190303
20200303
20211304
20220505
20230707
20240505
20250000
20260202
This record is free. Keeping it free costs money.
Servers, data pipelines, weekends. Pay what you want — a dollar helps.
Chip in

The last 12 months — 2 records

DateRecord
2026-06-26311: Noise - Residential — Loud Music/Party
2026-03-03Bedbug filing: 0 infested units

The full timeline

2026
2026-06-26311: Noise - Residential — Loud Music/Party
2026-03-03Bedbug filing: 0 infested units
2024
2024-12-03Bedbug filing: 0 infested units
2024-10-05311: Noise - Residential — Loud Music/Party
2024-07-04311: Noise - Street/Sidewalk — Loud Music/Party
2024-04-24311: Noise - Residential — Loud Music/Party
2024-04-20311: Noise - Residential — Loud Music/Party
2023
2023-12-06Bedbug filing: 0 infested units
2023-06-03311: Noise - Residential — Loud Music/Party
2023-05-28311: Noise - Residential — Loud Music/Party
2023-02-19311: Noise - Residential — Loud Music/Party
2023-02-19311: Noise - Residential — Loud Music/Party
2023-02-18311: Noise - Residential — Loud Music/Party
2023-02-18311: Noise - Street/Sidewalk — Loud Music/Party
2022
2022-12-05Bedbug filing: 0 infested units
2022-08-05311: Missed Collection — Compost
2022-06-18311: Noise - Residential — Loud Music/Party
2022-05-21311: Noise - Residential — Loud Music/Party
2022-02-12311: Noise - Residential — Loud Music/Party
2021
2021-12-31311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2021-12-10Bedbug filing: 0 infested units
2021-11-04Permit PL — ISSUED
2021-05-15311: Noise - Residential — Loud Music/Party
2020
2020-12-16Bedbug filing: 0 infested units
2020-01-02Bedbug filing: 0 infested units
2020-01-02Bedbug filing: 0 infested units
2019
2019-12-19311: Request Large Bulky Item Collection — Request Large Bulky Item Collection
2019-06-21311: Illegal Parking — Double Parked Blocking Vehicle
2019-01-23Bedbug filing: 0 infested units
2018
2018-11-29Mortgage satisfied — from GENBERG, VICTORIA ANN; GENBERG, ANDERS HANS OLOF to LLOYDS BANK PLC
2018-11-29Mortgage $570,000 — from GENBERG, VICTORIA ANN; GENBERG, ANDERS HANS OLOF to HSBC BANK USA, N.A.; MORTGAGE ELECTRONIC REGISTRATION SYSTEMS$570,000
2018-10-25311: Lead — Lead Kit Request (Residential) (L10)
2018-09-14311: Noise - Vehicle — Car/Truck Horn
2015
2015-05-14311: Lead — Lead Kit Request (Residential) (L10)
2015-03-20311: Illegal Parking — Posted Parking Sign Violation
2014
2014-08-20TLS — from CITY OF NEW YORK to BANK OF NEW YORK
2012
2012-08-19311: Missed Collection (All Materials) — 1 Missed Collection
2008
2008-12-17Permit PL — ISSUED
2008-12-12Permit EQ — ISSUED
2008-12-12Permit AL — ISSUED
2008-03-18Job filed: CONVERT EXISTING TWO FAMILY DWELLING TO THREE FAMILY DWELLING.$85,000
2007
2007-11-30Deed $765,000 — from DELUCA, BARBARA; DELUCA, EMIL to GENBERG, ANDERS HANS OLOF; GENBERG, VICTORIA ANN$765,000
2007-11-30Deed — from DELUCA, EMIL to DELUCA, EMIL; DELUCA, BARBARA
2007-11-30Mortgage $688,800 — from GENBERG, VICTORIA ANN; GENBERG, ANDERS HANS OLOF to LLOYDS TSB BANK PLC$688,800
2007-11-30PAT — from GENBERG, VICTORIA; GENBERG, ANDERS HANS OLOF to GENBERG, PAUL
2007-11-23Mortgage satisfied — from DELUCA, EMIL to WASHINGTON MUTUAL BANK, FA
2007-01-22DOB complaint, category ?
2003
2003-08-14Mortgage satisfied — from DELUCA, EMIL to CHAMPION MORTGAGE CO., INC.
2003-06-24Mortgage $120,000 — from DELUCA, EMIL to WASHINGTON MUTUAL BANK, FA$120,000
2003-06-24DEEDO — from WALSH, VERONICA; DELUCA, EMIL to DELUCA, EMIL
1995
1995-07-18Mortgage assigned — from CHAMPION MORTGAGE CO. INC to G.E. CAPITAL MORTGAGE SERVICES, INC.
1995-02-21Mortgage satisfied — from CAFIERO, VINCENT J. to ANCHOR SAVINGS BANK
1995-01-11Mortgage satisfied — from CAFIERO, VINCENT J to ANCHOR SAVINGS BANK
1994
1994-06-13Mortgage $68,000 — from WALSH, VERONICA; DELUCA, EMIL to CHAMPION MORTGAGE CO. INC$68,000
1994-03-02Deed — from CAFIERO, VINCENT J/EST OF; WALSH, VERONICA/EXECUTRIX to DELUCA, EMIL; WALSH, VERONICA
1991
1991-03-28Mortgage $7,500 — from CAFIERO, VINCENT J to ANCHOR SAVS BANK FSB$7,500

Support this site Back to the building page