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240 Baltic Street, Brooklyn, NY 11201

BBL 3003120021 (Borough 3, Block 312, Lot 21) · BIN 3003532 · Last updated:

Also recorded in city data as: 240-242 Baltic St

Summary · as of October 31, 2026

240 Baltic Street (Brooklyn, NY 11201; tax lot BBL 3003120021) is a 9-unit walk-up apartment building (building class C6: walk-up co-op), built around 1891, on a 2,496 sq ft lot zoned R6. City tax records list the owner as BALTIC TOWN INC. The Department of Finance's final market value for tax year 2027 is $3,429,000. As of October 31, 2026, NYC Open Data shows seven DOB jobs with a permit issued but no sign-off and two open HPD violations. There were three 311 requests in the past 12 months and two HPD complaints since 2019. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
BALTIC TOWN INC
Building class
C6 · Walk-up co-op
Year built · units
1891 · 9 res.
Lot area · zoning
2,496 sq ft · R6
Market value (DOF)
$3,429,000 FY2027
Last priced deed
—
BBL
3003120021
BIN
3003532

How to cite: NYC Property Facts, “240 Baltic Street, Brooklyn, NY 11201 (BBL 3003120021)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/240-baltic-street-3003120021. 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)
BALTIC TOWN INCThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
C6 – Walk-up co-opThe Department of Finance’s category for what kind of building this is.
Land use
Multi-family walk-up buildingsCity Planning’s broad category of how the lot is used.
Year built
1891Often an estimate for older buildings. Major alteration recorded: 1970.
Floors
5
Units
9 residential / 9 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
2,496 sq ft (25 ft × 99.83 ft)
Building floor area
7,450 sq ft
Zoning
R6The zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
2.98 built / 2.43 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
Cobble Hill Historic DistrictExterior changes in a historic district need Landmarks Preservation Commission approval.
Identifiers
BBL 3003120021 (Borough 3, Block 312, Lot 21) · BIN 3003532BBL 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 2026-11-02; 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)
$3,429,000The 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
$1,543,050The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$238,594Assessed value minus any exemptions.
Tax class
Tax class 2C – co-op/condo, 2–10 units
Tax yearRollMarket valueAssessed valueTax class
2027Final$3,429,000$1,543,0502C
2026Final$3,029,000$1,363,0502C
2025Final$2,842,000$1,278,9002C

Source: DOF Property Valuation and Assessment Data — city dataset updated 2026-09-14; data as of 2026-11-02

Sales & deed history 4

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
1973-09-26DEED$0 / not stated
one deed covering 2 lots; price is for all of them
Pollitt Basil R; Boss M KennethBaltic Town IncBK_7330066100758
1972-11-21DEED$0 / not stated8 Sidney Place IncBoss M Kenneth; Pollitt Basil RBK_7230059601189
1971-02-17DEED$0 / not statedBoss M Kenneth8 Sidney Place IncBK_7130046500608
1966-01-10DEED$0 / not statedPollitt Basil RBoss M KennethBK_6630000600354

Source: ACRIS Real Property Master — city dataset updated 2026-10-08; data as of 2026-11-02; ACRIS Real Property Legals — city dataset updated 2026-10-08; data as of 2026-11-02; ACRIS Real Property Parties — city dataset updated 2026-10-08; data as of 2026-11-02

DOB job filings 7 open of 17

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 Entire · 2023-12-15
B00954673-I1
DOB NOW
Alteration2023-11-22$3,500
Permitted, not signed off
Permit Entire · 2023-12-15
B00954673-S1
DOB NOW
Alteration2023-11-22$14,000
Permitted, not signed off
Permit Entire · 2023-08-09
B00915209-I1
DOB NOW
Alteration2023-08-09$5,000
Permitted, not signed off
PERMIT ISSUED - ENTIRE JOB/WORK · 2010-11-16
320242304
BIS
A3 – Minor alteration (one type of work)2010-11-16—
Permitted, not signed off
PERMIT ISSUED - ENTIRE JOB/WORK · 2010-10-29
320160142
BIS
A3 – Minor alteration (one type of work)2010-05-18—
Permitted, not signed off
PERMIT ISSUED - ENTIRE JOB/WORK · 2000-02-07
300987779
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2000-01-10$3,000
Permitted, not signed off
PERMIT ISSUED - PARTIAL JOB · 1997-04-16
300619329
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)1997-03-03$3,000
Not open
SIGNED OFF · 2015-03-25
320948418
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2014-04-04$92,000
Not open
SIGNED OFF · 2013-05-08
320506528
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2012-07-10$30,000
Not open
SIGNED OFF · 2011-12-19
320343339
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2011-08-01$15,000
Not open
SIGNED OFF · 2011-09-22
320257752
BIS
A3 – Minor alteration (one type of work)2011-01-03$24,000
Not open
PLAN EXAM - APPROVED · 2004-04-30
301676005
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2003-12-08$25,000
Not open
SIGNED OFF · 2004-09-13
301651380
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2003-09-29$5,000
Not open
SIGNED OFF · 2004-07-21
300876513
BIS
A3 – Minor alteration (one type of work)1999-06-29—
Not open
SIGNED OFF · 1999-09-30
300822082
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)1998-12-22$25,000
Not open
SIGNED OFF · 2001-05-21
300813993
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)1998-11-24$8,000
Not open
SIGNED OFF · 1999-11-12
300472487
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)1995-11-08$22,000

Source: DOB NOW: Build – Job Application Filings — city dataset updated 2026-11-01; data as of 2026-11-02; DOB Job Application Filings (BIS) — city dataset updated 2026-10-30; data as of 2026-10-31

Work permits 25

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
2023-12-152024-09-26B00954673-S1
DOB NOW
Boiler Equipment
REPLACEMENT GAS BOILER AND REGISTER HOT WATER HEATER.
Signed-off
2023-12-152024-09-26B00954673-I1
DOB NOW
Plumbing
EXISTING GAS CONNECTION TO GAS BOILER AND HOT WATER HEATER.
Permit Issued
2023-08-092024-08-09B00915209-I1
DOB NOW
Sidewalk Shed
INSTALLATION OF 300PSF SIDEWALK SHED AS PER PLANS. ALL EQUIPMENT SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE 2022. NO CHANGE IN USE, OCCUPANCY, OR EG
Permit Issued
2014-08-192015-08-17320948418
BIS
Equipment work / Other / general constructionISSUED (renewal)
2014-06-042015-06-04320948418
BIS
Plumbing / PlumbingISSUED (initial)
2014-06-022014-08-17320948418
BIS
Equipment work / Other / general constructionISSUED (initial)
2014-06-022014-08-17320948418
BIS
Equipment work / Mechanical/HVACISSUED (initial)
2014-06-022014-08-17320948418
BIS
Equipment work / Other / general constructionISSUED (initial)
2012-08-022013-08-02320506528
BIS
Plumbing / PlumbingISSUED (initial)
2012-07-272012-10-12320506528
BIS
Equipment work / Other / general constructionISSUED (initial)
2011-11-072012-05-16320343339
BIS
Equipment work / Mechanical/HVACISSUED (initial)
2011-05-112012-01-13320257752
BIS
Alteration / Other / general constructionISSUED (initial)

Showing 12 of 25 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 2026-11-02; 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
2014-05-15LBLVIO-LOW PRESSURE BOILER BOILER REQUIREDVIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2012 INSPECTION REPORTV*051514LBLVIO11013
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2011-02-09AEUHAZ1-FAIL TO CERTIFY CLASS 1 NONEFAILURE TO CERTIFY CORRECTION ON IMMEDIATELY HAZARDOUS (CLASS 1) ECB VIOLATIONV*020911AEUHAZ100223
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
2000-02-07LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*020700LL629113197
Resolved/dismissed
V*-DOB VIOLATION - DISMISSED
1998-05-04LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIREDV*050498LL629116561

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

ECB violations (DOB) 0 active of 5

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: DISMISSED · Certification: CERTIFICATE ACCEPTED
2023-09-01CLASS - 2AT TIME OF INSPECTION NOTICE SIDEWALK SHED ON SITE WITH THE SHED NOT EXTENDED 5' ON BOTH SIDES AS PER CODE. MAINTAIN SIDEWALK SHED AS PER CODE$0 / $0 / $039521287N
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2010-11-04CLASS - 2FAILURE TO COMPLY W/THE COMMISSIONER'S ORDER TO FILE A C/C W/THE DOB -NOTED: ECB VIO #34857755M, #34836514Z, WAS ISSUED ON 8.18.10/8.21.10 &DOB RECORDS INDICATE THAT NO C/C HAS BEEN SUBMITTED. REMEDY: FILE C/C.$800 / $800 / $034872747H
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2010-08-21CLASS - 1FAILURE TO SAFEGUARD ALL PERSONS & PROPERTY.NOTED:THERE IS SIDEWALK SHED IN PLACE & 5 ESCAPES HAVE BEEN BLOCKED BY SHED DECKING PLANKS.REMEDY:REMOVE OBSTRUCTION IMMEDIATELY.$2,400 / $2,400 / $034836514Z
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2010-11-09CLASS - 1FAIL TO SAFEGUARD ALL PERSONS AND PROPERTY AFFECTED BY CONSTRUCTION OPERATION. NOTED: BLOCKED EGRESS FROM FIRE ESCAPE DUE TO DECKING FROM SIDEWALK SHED. REFER: VIO #34857755M ISSUED ON 8/18/10,VIO #34836514Z IS$2,400 / $2,400 / $034872928R
Resolved
Hearing: IN VIOLATION · Certification: CERTIFICATE ACCEPTED
2010-08-18CLASS - 1FAILURE TO SAFEGUARD ALL PERSONS & PROPERTY.NOTED:THERE IS SIDEWALK SHED IN PLACE & FIRE ESCAPES HAVE BEEN BLOCKED BY SHED DECKING PLANKS.REMEDY:REMOVE OBSTRUCTION IMMEDIATELY.$2,400 / $2,400 / $034857755M

Source: DOB ECB Violations — city dataset updated 2026-10-31; data as of 2026-11-02

OATH tickets (all agencies) 0 unpaid of 8

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
2025-10-23Sanitation OthersIMPROPER RECEPTACLE FAILURE TO CONTAINERIZE - RESIDENTIAL 1STBALTIC TOWN INC$50 / $50 / $0049396735K
No balance due
HEARING COMPLETED · DISMISSED
2023-09-01Dept. Of BuildingsPEDESTRAIN PROTECTION DOES NOT MEET CODE SPECIFICATIONSNARROWS MGMT BALTIC TOWN INC$0 / $0 / $0039521287N
No balance due
PAID IN FULL
2020-01-24Dos - Enforcement AgentsFAILURE TO PROPERLY PUT RECYCS OUT FOR COLLECTION 1TO8DWELLING UNITSBALTIC TOWN INC$25 / $50 / $-25041986113P
No balance due
WRITTEN OFF · WRITTEN OFF
2012-06-21Dep - Bureau Of Env. CompliancOPERATING EMISSION SOURCE WITH EXPIRED REGISTRATIONBALTICTOWN INC$875 / $0 / $0000516570R
No balance due
PAID IN FULL · IN VIOLATION
2010-11-09Dept. Of BuildingsFAILURE TO SAFEGUARD ALL PERSONS AND PROP AFFECTED BY CONST OPERATIONSMETRO BRIDGE SCAFFOLD CORP$2,400 / $2,400 / $0034872928R
No balance due
PAID IN FULL · IN VIOLATION
2010-11-04Dept. Of BuildingsFAIL TO COMPLY W COMMISSIONER ORDER TO FILE CERT OF CORRECTION W DOBMETRO BRIDGE SCAFFOLD CORP$800 / $800 / —034872747H
No balance due
PAID IN FULL · IN VIOLATION
2010-08-21Dept. Of BuildingsFAILURE TO SAFEGUARD ALL PERSONS AND PROP AFFECTED BY CONST OPERATIONSMETRO BRIDGE SCAF. COR$2,400 / $2,400 / —034836514Z
No balance due
PAID IN FULL · IN VIOLATION
2010-08-18Dept. Of BuildingsFAILURE TO SAFEGUARD ALL PERSONS AND PROP AFFECTED BY CONST OPERATIONSMETRO BRIDGE SCAF COR$2,400 / $2,400 / —034857755M

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

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
198398
Last registered
2026-08-21
Registration valid until
2027-09-01 CurrentRegistrations must be renewed every year.
RoleNameCompanyBusiness city
AgentJon DiacomanolisNARROWS MANAGEMENTBrooklyn, Ny
SitemanagerJon Diacomanolis
CorporateownerBALTICTOWN INC.Brooklyn, Ny
HeadofficerCarolyn QuirkBrooklyn, Ny
OfficerJon DiacomanolisBrooklyn, Ny

Source: HPD Multiple Dwelling Registrations — city dataset updated 2026-10-28; data as of 2026-11-02; HPD Registration Contacts — city dataset updated 2026-10-28; data as of 2026-11-02

HPD housing-code violations 2 open of 3

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 · 2022-06-01
B2022-06-018§ 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR ( MISSING ) IN THE ENTIRE APARTMENT LOCATED AT APT 8, 4th STORY, APARTMENT AT EAST
Open
Nov Sent Out · 2022-06-01
B2022-06-018§ 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). ( INOPERATIVE ) IN THE ENTIRE APARTMENT LOCATED AT APT 8, 4th STORY, APARTMENT AT EAST
Closed
Violation Closed · 2020-02-07
A2019-12-31§ 27-2005 HMC: POST, IN A FORM APPROVED BY THE COMMISSIONER, AND MAINTAIN A NOTICE IN A COMMON AREA OF THE BUILDING REGARDING THE PROCEDURES THAT SHOULD BE FOLLOWED WHEN A GAS LEAK IS SUSPECTED

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

HPD complaints 2

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.

ReceivedStatusAptProblem(s)Outcome
2026-02-09CLOSEUNIT2Heat/Hot Water – Apartment OnlyThe Department of Housing Preservation and Development was not able to gain access to your apartment or others in the building to inspect for a lack of heat or hot water. The complaint has been closed
2019-12-23CLOSE8General – Ventilation SystemThe Department of Housing Preservation and Development inspected the following conditions. No violations were issued. The complaint has been closed.

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

311 requests (last 12 months) 3

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.

OpenedAgencyComplaintStatusClosed
2026-06-12DPRIllegal Tree Damage – Branches DamagedClosed2026-07-22
2026-02-09HPDHEAT/HOT WATER – APARTMENT ONLYClosed2026-02-15
2026-02-09HPDHEAT/HOT WATER – APARTMENT ONLYClosed2026-02-15

Source: 311 Service Requests from 2020 to Present — city dataset updated 2026-11-02; data as of 2026-11-02

Nearby properties

On Baltic St

Same tax block (312)

All properties on Baltic St, Brooklyn · All of Brooklyn 11201 (Downtown Brooklyn-DUMBO-Boerum Hill)

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