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31 Lefferts Place, Brooklyn, NY 11238

BBL 3020140048 (Borough 3, Block 2014, Lot 48) · BIN 3414505, 3057646 · Last updated:

Also recorded in city data as: 31 Rear Lefferts Pl

Summary · as of October 31, 2026

31 Lefferts Place (Brooklyn, NY 11238; tax lot BBL 3020140048) is a two-family home (building class B3: two-family home converted from one-family), built around 1910, on a 2,730 sq ft lot zoned R6B. City tax records list the owner as BERGSTROM, MARY; per ACRIS, a deed to this owner dated September 30, 2021 lists a price of $2,895,000. The Department of Finance's final market value for tax year 2027 is $3,001,000. As of October 31, 2026, NYC Open Data shows one DOB job with a permit issued but no sign-off, one active DOB violation, two active ECB violations and one OATH ticket with an unpaid balance. (Source: NYC Open Data — DOB, HPD, OATH, DOF, DCP and ACRIS datasets — compiled by NYC Property Facts.)

Owner of record
BERGSTROM, MARY
Building class
B3 · Two-family home converted from one-family
Year built · units
1910 · 2 res.
Lot area · zoning
2,730 sq ft · R6B
Market value (DOF)
$3,001,000 FY2027
Last priced deed
$2,895,000 · 2021-09-30
BBL
3020140048
BIN
3414505, 3057646

How to cite: NYC Property Facts, “31 Lefferts Place, Brooklyn, NY 11238 (BBL 3020140048)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/31-lefferts-place-3020140048. 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)
BERGSTROM, MARYThe owner name on the city’s tax records. It can lag behind recent sales and is often an LLC.
Building class
B3 – Two-family home converted from one-familyThe 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
1910Often an estimate for older buildings.
Floors
3
Units
2 residential / 2 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
2
Lot size
2,730 sq ft (21.75 ft × 127 ft)
Building floor area
3,960 sq ft
Zoning
R6BThe zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
1.45 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).
Identifiers
BBL 3020140048 (Borough 3, Block 2014, Lot 48) · BIN 3414505, 3057646BBL 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)
$3,001,000The 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
$180,060The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$28,633Assessed 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$3,001,000$180,0601
2026Final$3,364,000$201,8401
2025Final$3,002,000$180,1201

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

Sales & deed history 5

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
2021-09-30DEED$2,895,000Santiago, EdwinBergstrom, Mary; Chajet, Jonathan2021100800295002
2020-02-06DEED, LE$0 / not statedSantiago, Edwin; Brown, AuroraSantiago, Edwin2020020700765001
1998-02-09DEED$0 / not statedFrancis, AugustinaSantiago, Edwin; Brown, AuroraFT_3540005989754
1994-03-29DEED$0 / not statedFrancis, Augustina; Francis, Michael A; Francis, Dudley UFrancis, AugustinaFT_3570004223757
1973-01-05DEED$0 / not statedTookes Sarah M; Tookes LeroyFrancis Dudley V; Francis Michael A; Francis AugustinaBK_7330060600141

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 1 open of 7

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 · 2012-05-04
302168124
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2006-05-23$43,000
Not open
Objections · 2026-08-05
B01328025-I1
DOB NOW
ALT-CO - New Building with Existing Elements to Remain2026-02-06$23,100
Not open
Approved · 2022-11-19
B00625313-P2
DOB NOW
Alteration2022-11-16$4,000
Not open
Approved · 2022-06-24
B00625313-P1
DOB NOW
Alteration2022-06-23$4,000
Not open
Approved · 2022-06-24
B00625290-P1
DOB NOW
Alteration2022-06-23$8,602
Not open
LOC Issued · 2023-02-10
B00625290-I1
DOB NOW
Alteration2021-11-05$8,602
Not open
LOC Issued · 2023-02-13
B00625313-I1
DOB NOW
Alteration2021-11-05$4,000

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 6

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
2022-12-292023-12-10B00625313-I1
DOB NOW
Plumbing
PLUMBING WORK AS PER PLAN
Signed-off
2022-12-292023-03-31B00625290-I1
DOB NOW
General Construction
EXISTING 3 STORY FRAME & CELLAR 2 FAMILY DWELLING. INTERIOR RENOVATION WORK AS PER PLAN.
Signed-off
2021-11-152022-10-30B00625290-I1
DOB NOW
General Construction
EXISTING 3 STORY FRAME & CELLAR 2 FAMILY DWELLING. INTERIOR RENOVATION WORK AS PER PLAN.
Signed-off
2021-11-092021-12-15B00625313-I1
DOB NOW
Plumbing
PLUMBING WORK AS PER PLAN
Signed-off
2012-05-042012-06-29302168124
BIS
Equipment work / Other / general construction (renewal)
2006-08-012007-02-01302168124
BIS
Equipment work / Other / general construction (initial)

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 1 active of 1

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
Active
V-DOB VIOLATION - ACTIVE
2010-10-22C-CONSTRUCTION OTHER OPTIONALTHE BOROUGH COMMISSIONER HAS ISSUED A 15 DAY LETTER OF INTEN TO REVOKE APPL#302168124 ON 10/18/10 REMEDY; STOP ALL WORK MAKE SITE SAFE CONTACT DOBV102210C0203WG

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

ECB violations (DOB) 2 active of 3

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 #
Active
Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED
2006-10-05HazardousFAILURE TO PROPERLY STORE MATERIAL: AS NOTED: AT THE REAR PASSAGEWAY/ EASEMENT IN AN AREA OF APPROX 10' BEHIND A NEWLY CONSTRUCTED BLDG AS PER APPL #302168124 TWO SKIDS OF MASONRY BRICKS ARE STORED.$900 / $995 / $034542579X
Resolved
Hearing: DISMISSED · Certification: N/A - DISMISSED
2006-10-05Non-HazardousREQUIRED MEANS OF EGRESS OBSTRUCTED:AS NOTED:AT REAR EASEMENT IN A AREA OF APPROX 10'BEHIND A NEWLY CONSTRUCTED BLDG AS PER APPLICATION #302168124 AN ACCUMULATION OF DEBRIS ARE STORED,$0 / $0 / $034542438M
Active
Hearing: IN VIOLATION · Certification: NO COMPLIANCE RECORDED
2017-03-24CLASS - 2SEC. 1101.2 FAILURE TO COMPLY W/STORM/RAIN WATER DRAINAGE REQUIREMENT FOR ROOF,PAVED AREA OR YARD. NOTED: (C1) STORM WATER RUN OFF IS NOT BEING CONTAINED ON 31 LEFFERTS PL OBSERVED: 1)AT REAR BLDG THAT IS UNDER$800 / $937 / $035209070K

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

OATH tickets (all agencies) 1 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 #
Unpaid balance Default
DOCKETED · DEFAULTED
2023-09-13Dep - Bureau Of Env. CompliancIDLING OF MOTOR VEHICLE ENGINE MORE THAN THREE MINUTES 2ND OFFTOMRA OF NORTH AMERICA$1,500 / $0 / $1,950000830834R
No balance due
PAID IN FULL
2022-06-15Sanitation OthersIMPROPER DISPOSAL--BEDDING 1ST OCCURRENCEBERGSTROM MARY$50 / $50 / $0047400021P
No balance due Default
PAID IN FULL · DEFAULTED
2018-01-26Sanitation OthersIMPROPER DISPOSAL BEDDING 1ST OFFENSESANTIAGO$300 / $300 / $00203631872
No balance due
PAID IN FULL · IN VIOLATION
2017-03-24Dept. Of BuildingsMISCELLANEOUS VIOLATIONSEDWIN SANTIAGO$800 / $937 / $0035209070K
No balance due
HEARING COMPLETED · DISMISSED
2006-10-05Dept. Of BuildingsREQUIRED MEANS OF EGRESS OBSTRUCTED.SANTIAGO— / — / —034542438M
No balance due
PAID IN FULL · IN VIOLATION
2006-10-05Dept. Of BuildingsFAILURE TO PROPERLY STORE COMBUSTIBLE MATERIAL OR OTHER MATERIALS ANDSANTIAGO$900 / $996 / —034542579X
No balance due
PAID IN FULL
2004-08-18$25 / $25 / —0141991273

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.

No HPD registration found. Registration is required for buildings with 3 or more apartments (and for 1–2 family homes where neither the owner nor family lives there).

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 0 open of 0

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.

No records found in this dataset for this lot.

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

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 2026-11-02

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 2026-11-02; data as of 2026-11-02

Nearby properties

On Lefferts Pl

Same tax block (2014)

All properties on Lefferts Pl, Brooklyn · All of Brooklyn 11238 (Prospect Heights)

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