Brooklyn • Two Family Dwelling

55 Prospect Pl

Brooklyn, NY 11217Company-ownedBBL 3009350052BIN 3018744

Updated Sep 15, 2026 · 16 sources

Year Built1869
Floors3
Units2
Building Area3,065 sqft
ZoningR6B
ClassB9
Market Value$3.7M

55 PROSPECT PL is a property located at 55 PROSPECT PL, Brooklyn, NY 11217. It is classified as a two family dwelling - miscellaneous. The building was constructed in 1869. It has 3 floors and 2 units. The building area is 3,065 square feet on a 1,620 sqft lot. The property is zoned R6B. The assessed market value is $3.7M. Public records list the property as company-owned. There are 6 building permits on record (5 active). There are 4 violations on record (1 currently open). 3 docketed judgments 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

83records on file

Completed in 1869, 55 Prospect Pl rises 3 stories over Kings. Public records put it at 2 units and 3,065 square feet of floor area, on land zoned R6B. It is carried on the public rolls at a market value of $3.7M, and assessed for tax at $222K. In the 59 years its record reaches back, the lot has drawn 83 separate government filings.

The documentary life of the address leans hard toward mortgage: 17 of its 83 records, fully 20%, fall under that one heading. Complaint (15) and assignment (11) 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 2005.

Read together — 20% mortgage, 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.

$3.7M of Kings, written across 83 government filings.

Property Details

Address55 PROSPECT PL, Brooklyn, NY 11217
Building TypeTwo Family Dwelling - Miscellaneous
B9
Year Built1869
Floors3
Total Units2
Building Area3,065 sqft
Lot Size1,620 sqft
ZoningR6B
ConditionAverage
3009350052
3018744
OwnershipCompany-owned

Assessment & Sales

$3.7M
$222K
$7K

Building Permits

6 on record · 5 active
PlumbingDOB Legacy
ISSUED
Filed Feb 8, 2010Job #310137900-01-02
Alteration — Type 2DOB Legacy
PERMIT ISSUED - ENTIRE JOB/WORK
Filed Feb 8, 2010Est. cost $30KJob #310137900-01
PlumbingDOB Legacy
ISSUED
Filed Jan 15, 2010Job #310137900-1-2-hist
Construction EquipmentDOB Legacy
ISSUED
Filed Dec 11, 2008Job #310137900-01-01
PlumbingDOB Legacy
ISSUED
Filed Dec 11, 2008Job #310137900-1-1-hist

+ 1 more permitview full report

Violations

4 on record · 1 open
Judgments · 3 docketed
DOB summons (OATH)JUDGMENT DOCKETED
Docketed May 31, 2010Ticket #034742427N
WORK DOES NOT CONFORM TO APPROVED CONSTRUCTION DOCUMENTS AMENDMENTS
DOT summons (OATH)JUDGMENT DOCKETED
Docketed Jul 31, 2009Ticket #0168298965
CONSTRUCTION MATERIALS EQUIPMENT STORED ON STREET W 0 PERMIT
Sanitation summons (OATH)JUDGMENT DOCKETED
Docketed Mar 3, 2011Ticket #0141144860
DIRTY SIDEWALK
DOB LegacyLandmark
ACTIVE
Issued Dec 1, 2023#2745931

+ 3 more violations on record — view full report

Get the Complete Report for 55 PROSPECT PL

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

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Frequently Asked Questions

When was 55 PROSPECT PL, Brooklyn built?

The building at 55 PROSPECT PL, Brooklyn, NY 11217 was constructed in 1869. It is classified as a two family dwelling - miscellaneous with 3 floors and 2 units. The building area is 3,065 sqft.

Are there building permits at 55 PROSPECT PL, Brooklyn?

Yes. 55 PROSPECT PL, Brooklyn, NY 11217 has 6 building permits on record, with 5 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Plumbing (ISSUED) filed Feb 8, 2010.

Does 55 PROSPECT PL, Brooklyn have violations?

Yes. 55 PROSPECT PL, Brooklyn, NY 11217 has 4 violations on record, with 1 currently open. Breakdown: 3 DOB, 1 ECB. Sources: NYC DOB, HPD, and ECB/OATH.

Does 55 PROSPECT PL, Brooklyn have docketed judgments?

Yes. 55 PROSPECT PL, Brooklyn, NY 11217 has 3 docketed judgments on record with the NYC Office of Administrative Trials & Hearings (OATH). 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 55 PROSPECT PL?

55 PROSPECT PL, Brooklyn, NY 11217 has an assessed market value of $3.7M and a total assessed value of $222K (land: $7K). Assessment data is from the NYC Department of Finance (DOF).

What is the zoning for 55 PROSPECT PL?

55 PROSPECT PL, Brooklyn, NY 11217 is zoned 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 55 PROSPECT PL?

55 PROSPECT PL, 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 55 PROSPECT PL?

Search 55 PROSPECT PL 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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55 PROSPECT PL, Brooklyn, NY 11217 — Property Records, Permits, Violations, Tax & Zoning | RegWatch