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Brooklyn • Primarily Residential

42 Frost St

Brooklyn, NY 11211Company-ownedBBL 3027360025BIN 3068136
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Updated Aug 1, 2026 · 16 sources

Year Built1928
Floors3
Units5
Building Area4,950 sqft
ZoningM1-2/R6B
ClassS4
Market Value$2.8M

42 FROST ST is a property located at 42 FROST ST, Brooklyn, NY 11211. It is classified as a primarily residential - mixed use with office. The building was constructed in 1928. It has 3 floors and 5 units. The building area is 4,950 square feet on a 2,500 sqft lot. The property is zoned M1-2/R6B. The assessed market value is $2.8M. It last sold for $1.8M on May 22, 2019. Public records list the property as company-owned. There are 30 building permits on record (20 active). There are 12 violations on record (1 currently open). 3 docketed judgments carrying $3,125 in open balances are on record with OATH. Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

82records on file

Completed in 1928, 689 Lorimer St rises 3 stories over Kings. Public records put it at 5 units and 4,950 square feet of floor area, on land zoned M1-2/R6B. It is carried on the public rolls at a market value of $2.8M, and assessed for tax at $1.3M. In the 49 years its record reaches back, the lot has drawn 82 separate government filings.

The documentary life of the address leans hard toward permit: 30 of its 82 records, fully 37%, fall under that one heading. Enforcement (13) and violation (12) trail well behind. 1 violation stands open against it today.

The pace is anything but even. The early decades pass in near silence; the filings cluster heavily in recent years, peaking in 2018.

Read together — 37% permit, 49 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$2.8M of Kings, written across 82 government filings.

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Sources
NYC DOBNYC HPDNYC DOFACRISNYC DCPECB/OATHNYC DEPNYC LPCNYC FDNYNYS DHCRMOCEJFEMAEPAUS CensusHUDUSGS
updated

Property Details

Address42 FROST ST, Brooklyn, NY 11211
Building TypePrimarily Residential - Mixed Use with Office
S4
Year Built1928
Floors3
Total Units5
Building Area4,950 sqft
Lot Size2,500 sqft
ZoningM1-2/R6B
ConditionAverage
3027360025
3068136
OwnershipCompany-owned

Assessment & Sales

$2.8M
$1.3M
$113K
$1.8M
Last Sale DateMay 22, 2019

Building Permits

30 on record · 20 active
Alteration — Type 2DOB Legacy
SIGNED OFF
Filed Dec 28, 2023Est. cost $18KJob #340619138-01
View this permit's full record & inspection history →
General ConstructionDOB NOW
PERMIT ENTIRE
Filed Dec 28, 2020Est. cost $1KJob #B00062516-I1
View this permit's full record & inspection history →
Alteration — Type 2DOB Legacy
SIGNED OFF
Filed Sep 25, 2020Est. cost $241KJob #340612509-01

GEN. CONSTR.

View this permit's full record & inspection history →
ElectricalDOB NOW
APPROVED
Filed Sep 14, 2020Job #B00066727-P1

new electrical panels basement and ground floor

View this permit's full record & inspection history →
ElectricalDOB NOW
APPROVED
Filed Sep 14, 2020Job #B00066727-P2

general wiring, lighting and outlets.

View this permit's full record & inspection history →

+ 25 more permits — view full report

Violations

12 on record · 1 open
Open judgment balance — docketed OATH judgments$3,125
Judgments · 3 docketed
DOB summons (OATH)JUDGMENT DOCKETED
Docketed Jun 30, 2019Balance $3,125Ticket #035357728M
MISCELLANEOUS VIOLATIONS
OATH summonsJUDGMENT DOCKETED
Docketed Apr 30, 2017Ticket #050048531N
FAILED TO POST NOTICE OF ASBESTOS PROJECT AS SPECIFIED
OATH summonsJUDGMENT DOCKETED
Docketed Apr 30, 2017Ticket #050048530L
FAILED TO PROVIDE OR LOCATE WORKER DECON OUTSIDE WORK AREA AS REQUIRED
HPDClass A
NOV SENT OUT
Issued May 5, 2026#18881654

(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 HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.

View this violation's full details & status history →

+ 11 more violations on record — view full report

Get the Complete Report for 42 FROST ST

Title history, detailed tax records, environmental data, zoning analysis, and more from 250+ government sources.

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Frequently Asked Questions

When was 42 FROST ST, Brooklyn built?

The building at 42 FROST ST, Brooklyn, NY 11211 was constructed in 1928. It is classified as a primarily residential - mixed use with office with 3 floors and 5 units. The building area is 4,950 sqft.

Are there building permits at 42 FROST ST, Brooklyn?

Yes. 42 FROST ST, Brooklyn, NY 11211 has 30 building permits on record, with 20 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Alteration — Type 2 (SIGNED OFF) filed Dec 28, 2023.

Does 42 FROST ST, Brooklyn have violations?

Yes. 42 FROST ST, Brooklyn, NY 11211 has 12 violations on record, with 1 currently open. Breakdown: 3 ECB, 9 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 42 FROST ST, Brooklyn have docketed judgments?

Yes. 42 FROST ST, Brooklyn, NY 11211 has 3 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $3,125. A docketed judgment is an enforceable money judgment entered by OATH after a hearing on a summons issued at this property; where the respondent is the property owner it can attach to the property as a lien.

What is the property tax assessment for 42 FROST ST?

42 FROST ST, Brooklyn, NY 11211 has an assessed market value of $2.8M and a total assessed value of $1.3M (land: $113K). Assessment data is from the NYC Department of Finance (DOF).

When was 42 FROST ST last sold?

42 FROST ST, Brooklyn, NY 11211 last sold for $1.8M on May 22, 2019. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 42 FROST ST?

42 FROST ST, Brooklyn, NY 11211 is zoned M1-2/R6B. Zoning data is from the NYC Department of City Planning (DCP). For detailed FAR, overlays, and development rights, view the full property report on RegWatch.

Who owns 42 FROST ST?

42 FROST ST, Brooklyn, NY 11211 is company-owned according to public records. Ownership data is from NYC Department of Finance assessment rolls. View the current owner of record and registered contacts in the full property report on RegWatch.

How do I get a full property report for 42 FROST ST?

Search 42 FROST ST on RegWatch to see its public record free — violations, permits, tax records, zoning, environmental data, and more from 250+ government sources, no credit card required. A Full Analysis report adds the complete title history, owner contacts, and a downloadable PDF.

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42 FROST ST, Brooklyn, NY 11211 — Property Records, Permits, Violations, Tax & Zoning | RegWatch