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291 Adelphi Street, Brooklyn, NY 11205

BBL 3021040015 (Borough 3, Block 2104, Lot 15) · BIN 3059068 · Last updated:

Summary · as of October 31, 2026

291 Adelphi Street (Brooklyn, NY 11205; tax lot BBL 3021040015) is an one-family home (building class A5: one-family home, attached or semi-detached), built around 1854, on a 2,533 sq ft lot zoned R6B. City tax records list the owner as POND, ETHAN; per ACRIS, a deed to this owner dated September 22, 2015 lists a price of $2,575,000. The Department of Finance's final market value for tax year 2027 is $4,121,000. As of October 31, 2026, NYC Open Data shows one DOB job with a permit issued but no sign-off and 19 open HPD violations. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
POND, ETHAN
Building class
A5 · One-family home, attached or semi-detached
Year built · units
1854 · 1 res.
Lot area · zoning
2,533 sq ft · R6B
Market value (DOF)
$4,121,000 FY2027
Last priced deed
$2,575,000 · 2015-09-22
BBL
3021040015
BIN
3059068

How to cite: NYC Property Facts, “291 Adelphi Street, Brooklyn, NY 11205 (BBL 3021040015)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/291-adelphi-street-3021040015. Source: NYC Open Data.

Lot & building

Basic facts about the tax lot and building from the city’s PLUTO database.

Owner (as listed by the city)
POND, ETHANThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
A5 – One-family home, attached or semi-detachedThe Department of Finance’s category for what kind of building this is.
Land use
One- & two-family buildingsCity Planning’s broad category of how the lot is used.
Year built
1854Often an estimate for older buildings.
Floors
3
Units
1 residential / 1 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
2,533 sq ft (20 ft × 126.67 ft)
Building floor area
3,557 sq ft
Zoning
R6BThe zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
1.40 built / 2.00 max residentialFloor Area Ratio = building floor area ÷ lot area. If built FAR is below the maximum, zoning may allow more floor area (other rules apply).
Historic district
Fort Greene Historic DistrictExterior changes in a historic district need Landmarks Preservation Commission approval.
Identifiers
BBL 3021040015 (Borough 3, Block 2104, Lot 15) · BIN 3059068BBL identifies the tax lot; BIN identifies each building (from DOB/HPD/footprint records).

Source: PLUTO (Dept. of City Planning) — city dataset updated 2026-08-24; data as of 2026-11-04; Building Footprints — city dataset updated 2026-10-25; data as of 2026-11-01

Tax assessment

How the Department of Finance values this lot for property tax.

Market value (tax year 2027, final roll)
$4,121,000The Department of Finance’s estimate of value for tax purposes. It is not an appraisal and is often far from the sale price.
Assessed value
$247,260The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$80,089Assessed value minus any exemptions.
Tax class
Tax class 1 – 1–3 family homes (and some small mixed-use / vacant lots)
Tax yearRollMarket valueAssessed valueTax class
2027Final$4,121,000$247,2601
2026Final$3,862,000$231,7201
2025Final$3,692,000$221,5201

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-04

Sales & deed history 3

Deeds recorded with the City Register (ACRIS). A deed transfers ownership. A $0 or very low price usually means a transfer between related parties, an estate, or a refinance-related transfer, not a market sale. This is not a title search; mortgages, liens and other documents are not shown.

DateTypePriceSeller (grantor)Buyer (grantee)Doc ID
2015-09-22DEED$2,575,000Trask Hall LlcCosgrove, Britt; Pond, Ethan2015092800055001
2014-06-20DEED$1,875,000Estate Of Rufus Bolds; Earthie Bolds, As AdministratrixTrask Hall Llc2014070300144001
1973-12-18DEED$0 / not statedWilliams Alice Admin Of Estate; Anderson AliceBolds R LloydBK_7330067900433

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-04; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-04; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-04

DOB job filings 1 open of 3

A “job” is an application to the Department of Buildings to do construction work. A job marked Permitted, not signed off had a work permit issued but the city has no record of final sign-off (inspection/completion). Old jobs left in this state are common and appear in buyer and lender due diligence; the work may or may not have been done.

StatusJob #TypeFiledEst. cost
Permitted, not signed off
PERMIT ISSUED - PARTIAL JOB · 2016-11-02
321356368
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2016-03-22$56,000
Not open
SIGNED OFF · 2018-02-14
321382614
BIS
A3 – Minor alteration (one type of work)2016-09-02—
Not open
SIGNED OFF · 2021-04-30
321197227
BIS
A1 – Major alteration (changes use, egress or occupancy)2015-12-29$607,500

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-01; data as of 2026-11-04; DOB Job Application Filings (BIS) — city dataset updated 2026-10-30; data as of 2026-10-31

Work permits 17

Individual permits issued under DOB jobs (one job can have several permits, e.g. plumbing and construction). Permit expiration alone does not mean the job was completed or signed off.

IssuedExpiresJob #WorkPermit status
2017-11-172018-10-30321197227
BIS
AlterationISSUED (renewal)
2017-11-172018-10-30321197227
BIS
FoundationISSUED (renewal)
2017-11-172018-10-30321197227
BIS
FoundationISSUED (renewal)
2017-11-142018-11-14321197227
BIS
Plumbing / PlumbingISSUED (renewal)
2017-09-012018-09-01321382614
BIS
Construction equipment (scaffold, fence, shed) / Construction equipmentISSUED (renewal)
2017-03-072017-10-30321197227
BIS
AlterationISSUED (renewal)
2016-11-022017-10-30321356368
BIS
Equipment work / Other / general constructionISSUED (renewal)
2016-11-022017-10-30321197227
BIS
AlterationISSUED (renewal)
2016-11-022017-10-30321197227
BIS
FoundationISSUED (renewal)
2016-11-022017-10-30321197227
BIS
FoundationISSUED (renewal)
2016-11-012017-11-01321197227
BIS
Plumbing / PlumbingISSUED (initial)
2016-09-232016-10-30321197227
BIS
AlterationISSUED (initial)

Showing 12 of 17 records. The API and the source dataset have the full list.

Source: DOB NOW: Build – Approved Permits — city dataset updated 2026-11-02; data as of 2026-11-04; DOB Permit Issuance (BIS) — city dataset updated 2026-10-31; data as of 2026-10-31

DOB violations 0 active of 4

Violations issued by the Department of Buildings for building-code or zoning conditions. Active means DOB has not recorded the violation as resolved or dismissed. Many active DOB violations are old (e.g. elevator or boiler inspection paperwork).

StatusIssuedTypeDescriptionNumber
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2017-01-25AEUHAZ1-FAIL TO CERTIFY CLASS 1 NONEFAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATIONV*012517AEUHAZ100405
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2017-01-25AEUHAZ1-FAIL TO CERTIFY CLASS 1 NONEFAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATIONV*012517AEUHAZ100406
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2017-01-25AEUHAZ1-FAIL TO CERTIFY CLASS 1 NONEFAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATIONV*012517AEUHAZ100404
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2016-02-18LANDMK-LANDMARK NONEV*021816LANDMK16-0815

Source: DOB Violations — city dataset updated 2026-11-02; data as of 2026-11-04

ECB violations (DOB) 0 active of 4

DOB violations that go to a hearing at OATH (formerly the Environmental Control Board) and can carry fines. Active or Resolved follows the DOB violation status field. The hearing status is about the hearing and its penalty: written off means the city stopped collecting the fine, not that the condition was corrected. A balance due is a fine the city says is unpaid.

StatusIssuedSeverityWhat it was forPenalty / paid / balanceECB #
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2016-11-03CLASS - 1BC3307.7/FAILURE TO PROVIDE AN ADEQUATE CONSTRUCTION FENCE.INADEQUANCIES NOTED:AT TIME OF INSPECTION ONGOING CONSTRUCTION ACTIVITY AND NO FENCE HAS BEEN PROVIDED MISSING FENCE AT EXPOSURE #1 INADEQUATED FENCE A$400 / $400 / $035218682X
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2016-11-03CLASS - 1FAILURE TO SAFEGUARD ALL PERSONS AND PROPERTY AFFECTED BY CONSTRUCTION OPERATION.NOTE AT TIME OF INSPECTION CONSTRUCTION SITE HAS NUMEROUS VIOLATING CONDITIONS CREATING HAZARD TO PERSONS AND PROPERTY-1)MISSING$10,000 / $10,360 / $035218683H
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2018-03-03CLASS - 2WORK AFTER HOURS W/O A VARIANCE PERMIT CONTRARY TO 28-105.12.5. AT THETIME OF INSPECTION IT WAS OBSERVED THAT THE CONTRACTORS HAD AN AFTER HOURS VARIANCE BUT THEY WERE WORKING PRIOR TO THE AFTER HOURS VARIANCE$400 / $402 / $035309924N
Resolved
Hearing: DISMISSED · Certification: N/A - DISMISSED
2016-11-03CLASS - 1BC3309.6/FAILURE TO MONITOR ADJOINING STRUCTURES FOR MOVEMENT IN ALL DIRECTIONS DURING CONSTRUCTION EXCAVATIONS RELATED ACTIVITY THAT MAY ADVERSERLY AFFECT ADJOINING STRUCTURES.NOTED AT TIME OF INSPECTION CONTR$0 / $0 / $035218684J

Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-04

OATH tickets (all agencies) 0 unpaid of 7

Summonses heard at the Office of Administrative Trials and Hearings, from agencies like Sanitation, Buildings, Fire and Health, linked to this lot’s block and lot. Default means the respondent did not appear at the hearing, which typically results in the maximum penalty. Tickets may be issued to tenants or businesses at the address, not just the owner. DOB ECB tickets appear here too.

StatusDateAgencyChargeRespondentImposed / paid / balanceTicket #
No balance due
PAID IN FULL
2026-10-06Sanitation OthersIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1STPOND ETHAN$50 / $50 / $0080139579Y
No balance due
PAID IN FULL · IN VIOLATION
2018-03-03Dept. Of BuildingsWORK AFTER HOURS W O VARIANCE PERMIT CONTRARY TO 28-105.12.5CARDINAL BUILDERS INC$400 / $402 / $0035309924N
No balance due
HEARING COMPLETED · DISMISSED
2018-02-10Dep - Bureau Of Env. CompliancFAIL TO ADOPT IMPLEMENT NOISE MITIGATION PLAN FOR CONSTRUCTION SITECARDINAL BUILDERS INC$0 / $0 / $0000281793K
No balance due
HEARING COMPLETED · DISMISSED
2018-01-25Dep - Bureau Of Env. CompliancFAIL TO ADOPT IMPLEMENT NOISE MITIGATION PLAN FOR CONSTRUCTION SITECARDINAL BUILDERS INC$0 / $0 / $0000280505M
No balance due
PAID IN FULL · IN VIOLATION
2016-11-03Dept. Of BuildingsJOB SITE FENCE NOT CONSTRUCTED OR MAINTAINED PURSUANT TO SUBSECTIONCARDINALS BUILDERS INC$400 / $400 / $0035218682X
No balance due
PAID IN FULL · IN VIOLATION
2016-11-03Dept. Of BuildingsFAILURE TO SAFEGUARD ALL PERSONS AND PROP AFFECTED BY CONST OPERATIONSCARDINALS BUILDERS INC$10,000 / $10,360 / $0035218683H
No balance due
HEARING COMPLETED · DISMISSED
2016-11-03Dept. Of BuildingsMISCELLANEOUS VIOLATIONSCARDINALS BUILDERS INC$0 / $0 / $0035218684J

Source: OATH Hearings Division Case Status — city dataset updated 2026-11-02; data as of 2026-11-04

HPD registration & contacts

Owners of most rental buildings must register with the Department of Housing Preservation and Development each year and list an owner and managing agent.

HPD building ID
182693
Last registered
2013-09-11
Registration valid until
2014-09-01 ExpiredRegistrations must be renewed every year.
RoleNameCompanyBusiness city
IndividualownerLloyd BoldsBrooklyn, Ny
SitemanagerWilliemae Bolds

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-11-04; data as of 2026-11-04; HPD Registration Contacts — city dataset updated 2026-10-28; data as of 2026-11-04

HPD housing-code violations 19 open of 19

Violations HPD inspectors issued for conditions in residential buildings (heat, leaks, mold, pests, lead paint, etc.). Class letters show how serious: Class A – non-hazardous (HPD gives 90 days to correct); Class B – hazardous (30 days to correct); Class C – immediately hazardous (24 hours to correct for most conditions); Class I – information / order (e.g. orders to register, lead or other administrative orders). Open means HPD has not recorded the condition as corrected.

StatusClassIssuedAptCondition
Open
Nov Sent Out · 2026-05-01
A2026-05-01(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.
Open
Info Nov Sent Out · 2025-11-18
I2025-11-18§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Open
Nov Sent Out · 2025-06-06
A2025-06-06(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.
Open
Info Nov Sent Out · 2024-11-25
I2024-11-25§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Open
Nov Sent Out · 2024-04-08
A2024-04-08(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.
Open
Info Nov Sent Out · 2023-11-17
I2023-11-17§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Open
Nov Sent Out · 2023-03-21
A2023-03-21(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.
Open
Info Nov Sent Out · 2022-11-04
I2022-11-04§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Open
Info Nov Sent Out · 2022-02-23
I2022-02-23§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Open
Nov Sent Out · 2022-02-23
A2022-02-23(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.
Open
Info Nov Sent Out · 2021-04-07
I2021-04-07§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Open
Nov Sent Out · 2021-04-07
A2021-04-07(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.
Open
Info Nov Sent Out · 2019-10-29
I2019-10-29§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Open
Info Nov Sent Out · 2018-10-15
I2018-10-15§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Open
Info Nov Sent Out · 2017-11-17
I2017-11-17§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISE
Open
Info Nov Sent Out · 2016-11-03
I2016-11-03SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF P
Open
Info Nov Sent Out · 2015-10-07
I2015-10-07SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF P
Open
Info Nov Sent Out · 2015-02-17
I2015-02-17SECTION27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE ?27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF P
Open
First No Access To Re- Inspect Violation · 2013-06-26
I1974-11-02D26-35.01 ADM CODE ABOVE PREMISES HAVE BEEN VACANT AND UNTENANTED EXCEPT FOR CARETAKER FOR 60 DAYS OR MORE, AND CANNOT BE REOCCUPIED UNTIL A NEW CERTIFICATE OF OCCUPANCY HAS BEEN OBTAINED. PREMISES HAVE BEEN VACANT SINCE 6 3 74.

Source: HPD Housing Maintenance Code Violations — city dataset updated 2026-11-02; data as of 2026-11-04

HPD complaints 0

Complaints tenants or others made to HPD (usually via 311) about housing conditions, from 2019 onward. A complaint is not a violation; HPD may inspect and issue one.

No records found in this dataset for this lot.

Source: HPD Housing Maintenance Code Complaints and Problems — city dataset updated 2026-11-02; data as of 2026-11-04

311 requests (last 12 months) 0

Recent 311 service requests the city geocoded to this lot: noise, illegal parking, heat, sanitation and more. Anyone can file them, so they describe activity at or near the address, not necessarily the building itself.

No records found in this dataset for this lot.

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-04; data as of 2026-11-04

Nearby properties

On Adelphi St

Same tax block (2104)

All properties on Adelphi St, Brooklyn · All of Brooklyn 11205 (Bedford-Stuyvesant (West))

Open-item counts as of October 31, 2026; each section lists its own dataset date. Machine-readable: JSON API · Markdown · Plain text · API & MCP docs