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Brooklyn • Condo

350 Butler St

Brooklyn, NY 11217Company-ownedBBL 3009437505BIN 3428962
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Updated Aug 1, 2026 · 16 sources

Year Built2021
Floors12
Units34
Building Area41,772 sqft
ZoningC4-4D
ClassR4
Market Value$771K

350 BUTLER ST is a property located at 350 BUTLER ST, Brooklyn, NY 11217. It is classified as a condo - residential unit in converted building. The building was constructed in 2021. It has 12 floors and 34 units. The building area is 41,772 square feet on a 6,600 sqft lot. The property is zoned C4-4D. The assessed market value is $771K. It last sold for $1.3M on Oct 29, 2025. Public records list the property as company-owned. There are 38 building permits on record (15 active). There are 5 violations on record (1 currently open). 1 docketed judgment carrying $935 in open balances is 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

161records on file
100Energy Star

Completed in 2021, 350 Butler St rises 12 stories over Kings. Public records put it at 34 units and 41,772 square feet of floor area, on land zoned C4-4D. It is carried on the public rolls at a market value of $771K, and assessed for tax at $347K. In the 59 years its record reaches back, the lot has drawn 161 separate government filings.

The documentary life of the address leans hard toward sale: 41 of its 161 records, fully 25%, fall under that one heading. Permit (38) and mortgage (30) 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 2023.

On the environmental ledger, the building posts an Energy Star score of 100, with a site energy-use intensity of 14.0 kBtu per square foot. Its operations answer for roughly 73 metric tons of CO2-equivalent a year.

Read together — 25% sale, 59 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$771K of Kings, written across 161 government filings.

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

Property Details

Address350 BUTLER ST, Brooklyn, NY 11217
Building TypeCondo - Residential Unit in Converted Building
R4
Year Built2021
Floors12
Total Units34
Building Area41,772 sqft
Lot Size6,600 sqft
ZoningC4-4D
ConditionGood
3009437505
3428962 +1 more
OwnershipCompany-owned

Assessment & Sales

$771K
$347K
$17K
$1.3M
Last Sale DateOct 29, 2025

Building Permits

38 on record · 15 active
New BuildingDOB Legacy
SIGNED OFF
Filed May 1, 2024Job #322084882-01

GEN. CONSTR.

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New BuildingDOB Legacy
SIGNED OFF
Filed May 1, 2024Job #322084882-02

FOUNDATION

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New BuildingDOB Legacy
SIGNED OFF
Filed May 1, 2024Job #322084882-03

SOEUNDERPINNING

View this permit's full record & inspection history →
General ConstructionDOB NOW
LOC ISSUED
Filed Apr 25, 2024Est. cost $150KJob #B00344439-I1
View this permit's full record & inspection history →
General ConstructionDOB NOW
LOC ISSUED
Filed Mar 22, 2024Est. cost $25KJob #B00425035-I1
View this permit's full record & inspection history →

+ 33 more permits — view full report

Violations

5 on record · 1 open
Open judgment balance — docketed OATH judgments$935
Judgments · 1 docketed
FDNY summons (OATH)JUDGMENT DOCKETED
Docketed Feb 28, 2026Balance $935Ticket #012171651N
FIRE PROTECTION SYSTEMS:FAIL TO PREVENT UNNECESSARY UNWARRANTED ALARMS
HPDClass A
NOV SENT OUT
Issued May 11, 2026#18925243

(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 →

+ 4 more violations on record — view full report

Get the Complete Report for 350 BUTLER 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 350 BUTLER ST, Brooklyn built?

The building at 350 BUTLER ST, Brooklyn, NY 11217 was constructed in 2021. It is classified as a condo - residential unit in converted building with 12 floors and 34 units. The building area is 41,772 sqft.

Are there building permits at 350 BUTLER ST, Brooklyn?

Yes. 350 BUTLER ST, Brooklyn, NY 11217 has 38 building permits on record, with 15 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a New Building (SIGNED OFF) filed May 1, 2024.

Does 350 BUTLER ST, Brooklyn have violations?

Yes. 350 BUTLER ST, Brooklyn, NY 11217 has 5 violations on record, with 1 currently open. Breakdown: 5 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 350 BUTLER ST, Brooklyn have docketed judgments?

Yes. 350 BUTLER ST, Brooklyn, NY 11217 has 1 docketed judgment on record with the NYC Office of Administrative Trials & Hearings (OATH), with an open balance of $935. 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 350 BUTLER ST?

350 BUTLER ST, Brooklyn, NY 11217 has an assessed market value of $771K and a total assessed value of $347K (land: $17K). Assessment data is from the NYC Department of Finance (DOF).

When was 350 BUTLER ST last sold?

350 BUTLER ST, Brooklyn, NY 11217 last sold for $1.3M on Oct 29, 2025. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 350 BUTLER ST?

350 BUTLER ST, Brooklyn, NY 11217 is zoned C4-4D. 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 350 BUTLER ST?

350 BUTLER ST, Brooklyn, NY 11217 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 350 BUTLER ST?

Search 350 BUTLER 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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350 BUTLER ST, Brooklyn, NY 11217 — Property Records, Permits, Violations, Tax & Zoning | RegWatch