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Brooklyn • Elevator Apartment

186 Prospect Pl

Brooklyn, NY 11238Company-ownedBBL 3011580023BIN 3028726
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Updated Aug 1, 2026 · 16 sources

Year Built1910
Floors6
Units36
Building Area33,960 sqft
ZoningR6B
ClassD1
Market Value$2.2M

186 PROSPECT PL is a property located at 186 PROSPECT PL, Brooklyn, NY 11238. It is classified as a elevator apartment - semi-fireproof. The building was constructed in 1910. It has 6 floors and 36 units. The building area is 33,960 square feet on a 8,188 sqft lot. The property is zoned R6B. The assessed market value is $2.2M. It last sold for $5.2M on Mar 17, 2026. Public records list the property as company-owned. There are 14 building permits on record (7 active). There are 359 violations on record (33 currently open). Data sourced from NYC Department of Buildings (DOB), Housing Preservation & Development (HPD), Department of Finance (DOF), and other government agencies.

A RegWatch Dossier

1,074records on file
79Energy Star

Completed in 1910, 186 Prospect Pl rises 6 stories over Kings. Public records put it at 36 units and 33,960 square feet of floor area, on land zoned R6B. It is carried on the public rolls at a market value of $2.2M, and assessed for tax at $986K. In the 97 years its record reaches back, the lot has drawn 1,074 separate government filings — a paper trail nearly as tall as the building itself.

The documentary life of the address leans hard toward complaint: 610 of its 1,074 records, fully 57%, fall under that one heading. Violation (359) and inspection (42) trail well behind. 33 violations stand 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 2012.

On the environmental ledger, the building posts an Energy Star score of 79, with a site energy-use intensity of 81.5 kBtu per square foot. Its operations answer for roughly 196 metric tons of CO2-equivalent a year.

Read together — 57% complaint, 97 years of accumulation, a parcel of Kings — these scattered records compose a portrait of the address that no single page sets out to draw.

$2.2M of Kings, written across 1,074 government filings.

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

Property Details

Address186 PROSPECT PL, Brooklyn, NY 11238
Building TypeElevator Apartment - Semi-Fireproof
D1
Year Built1910
Floors6
Total Units36
Building Area33,960 sqft
Lot Size8,188 sqft
ZoningR6B
ConditionAverage
3011580023
3028726
OwnershipCompany-owned

Assessment & Sales

$2.2M
$986K
$212K
$5.2M
Last Sale DateMar 17, 2026

Building Permits

14 on record · 7 active
Cats RegistrationOther
CURRENT
Filed Jan 24, 2025Job #453105
View this permit's full record & inspection history →
Alteration — Type 2DOB Legacy
SIGNED OFF
Filed Sep 26, 2001Est. cost $5KJob #301141565-01
View this permit's full record & inspection history →
PlumbingDOB Legacy
ISSUED
Filed Aug 2, 2001Job #301141565-01-02

PL

View this permit's full record & inspection history →
PlumbingDOB Legacy
ISSUED
Filed Aug 2, 2001Job #301141565-1-2-hist

PL

View this permit's full record & inspection history →
Construction EquipmentDOB Legacy
ISSUED
Filed Mar 26, 2001Job #301141565-01-01

PL

View this permit's full record & inspection history →

+ 9 more permits — view full report

Violations

359 on record · 33 open
DOB LegacyLandmark
ACTIVE
Issued Mar 2, 2026#2819299
View this violation's full details & status history →
HPDClass C
FALSE CERTIFICATION
Issued Mar 15, 2024#16746476

HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 42, 4th STORY, 1st APARTMENT FROM WEST AT NORTH

View this violation's full details & status history →
HPDClass C
FALSE CERTIFICATION
Issued Mar 15, 2024#16746477

HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 42, 4th STORY, 1st APARTMENT FROM WEST AT NORTH

View this violation's full details & status history →

+ 356 more violations on record — view full report

Get the Complete Report for 186 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 186 PROSPECT PL, Brooklyn built?

The building at 186 PROSPECT PL, Brooklyn, NY 11238 was constructed in 1910. It is classified as a elevator apartment - semi-fireproof with 6 floors and 36 units. The building area is 33,960 sqft.

Are there building permits at 186 PROSPECT PL, Brooklyn?

Yes. 186 PROSPECT PL, Brooklyn, NY 11238 has 14 building permits on record, with 7 currently active. Permits are sourced from the NYC Department of Buildings (DOB Legacy and DOB NOW systems). The most recent permit is a Cats Registration (CURRENT) filed Jan 24, 2025.

Does 186 PROSPECT PL, Brooklyn have violations?

Yes. 186 PROSPECT PL, Brooklyn, NY 11238 has 359 violations on record, with 33 currently open. Breakdown: 25 DOB, 13 ECB, 321 HPD. Sources: NYC DOB, HPD, and ECB/OATH.

Does 186 PROSPECT PL, Brooklyn have docketed judgments?

No docketed OATH judgments were found in local records for 186 PROSPECT PL, Brooklyn, NY 11238. Judgment data is sourced from NYC Office of Administrative Trials & Hearings (OATH) hearing records.

What is the property tax assessment for 186 PROSPECT PL?

186 PROSPECT PL, Brooklyn, NY 11238 has an assessed market value of $2.2M and a total assessed value of $986K (land: $212K). Assessment data is from the NYC Department of Finance (DOF).

When was 186 PROSPECT PL last sold?

186 PROSPECT PL, Brooklyn, NY 11238 last sold for $5.2M on Mar 17, 2026. Sale records are sourced from NYC ACRIS and Department of Finance rolling sales data.

What is the zoning for 186 PROSPECT PL?

186 PROSPECT PL, Brooklyn, NY 11238 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 186 PROSPECT PL?

186 PROSPECT PL, Brooklyn, NY 11238 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 186 PROSPECT PL?

Search 186 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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186 PROSPECT PL, Brooklyn, NY 11238 — Property Records, Permits, Violations, Tax & Zoning | RegWatch