Independent site. Data from NYC Open Data; not affiliated with the City of New York.

NYC Property Factsfree public-records reference

8520 Colonial Road, Brooklyn, NY 11209

BBL 3060310046 (Borough 3, Block 6031, Lot 46) · BIN 3153007 · Last updated:

Summary · as of October 31, 2026

8520 Colonial Road (Brooklyn, NY 11209; tax lot BBL 3060310046) is an one-family home (building class A5: one-family home, attached or semi-detached), built around 1930, on a 3,920 sq ft lot zoned R3-1. City tax records list the owner as KARNABY, EDWARD A. The Department of Finance's final market value for tax year 2027 is $2,505,000. As of October 31, 2026, NYC Open Data shows 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
KARNABY, EDWARD A
Building class
A5 · One-family home, attached or semi-detached
Year built · units
1930 · 1 res.
Lot area · zoning
3,920 sq ft · R3-1
Market value (DOF)
$2,505,000 FY2027
Last priced deed
—
BBL
3060310046
BIN
3153007

How to cite: NYC Property Facts, “8520 Colonial Road, Brooklyn, NY 11209 (BBL 3060310046)”, data as of 2026-10-31, https://nycpropertyfacts.com/ny/brooklyn/8520-colonial-road-3060310046. 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)
KARNABY, EDWARD AThe 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
1930Often an estimate for older buildings.
Floors
2.75
Units
1 residential / 1 totalResidential units are apartments; total includes stores and offices.
Buildings on lot
1
Lot size
3,920 sq ft (28 ft × 140.83 ft)
Building floor area
2,665 sq ft
Zoning
R3-1, BRThe zoning district sets what can be built and used here. Residential district.
Built vs. allowed density (FAR)
0.68 built / 0.75 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 3060310046 (Borough 3, Block 6031, Lot 46) · BIN 3153007BBL 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)
$2,505,000The 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
$150,300The portion of market value that taxes are calculated on (capped by law for small homes).
Taxable value (final)
$83,845Assessed 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$2,505,000$150,3001
2026Final$2,648,000$158,8801
2025Final$2,342,000$140,5201

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

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
2001-11-16DEED$0 / not statedConsenza, Anthony/Tr; Anthony Cosenza Living Trust; Cosenza, Teresa/Tr; Teresa Cosenza Living TrustKarnaby, Edward A; Sedhom, Georgette KFT_3010007928301
1996-12-09DEED$0 / not statedCosenza, Teresa; Cosenza, AnthonyAnthony Cosenza Living Trust; Cosenza, Anthony/Trustee; Teresa Cosenza Living Trust; Cosenza, Teresa/TrusteeFT_3860005531286
1971-03-05DEED$0 / not statedRini Concetta FCosenza Teresa; Cosenza AnthonyBK_7130046801643
1969-05-02DEED$0 / not statedRini Horatio P; Rini Concetta FRini Concetta FBK_6930033101161

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 0 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
Not open
Approved · 2025-08-29
B01232978-P1
DOB NOW
Alteration2025-08-29$95,680
Not open
LOC Issued · 2025-09-09
B01232978-I1
DOB NOW
Alteration2025-05-29$95,680
Not open
SIGNED OFF · 2008-04-21
310026469
BIS
A2 – Alteration with multiple work types (no change to use/occupancy)2007-09-17$39,000

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 3

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
2025-06-032025-10-21B01232978-I1
DOB NOW
Solar
ROOFTOP SOLAR INSTALLATION. NO CHANGE TO USE, OCCUPANCY OR EGRESS.
Signed-off
2007-09-272008-09-26310026469
BIS
Plumbing / PlumbingISSUED (initial)
2007-09-182008-08-19310026469
BIS
Equipment work / Other / general constructionISSUED (initial)

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 0

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).

No records found in this dataset for this lot.

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

ECB violations (DOB) 0 active of 0

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.

No records found in this dataset for this lot.

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

OATH tickets (all agencies) 1 unpaid of 4

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
2025-11-10Dos - Enforcement AgentsILLEGAL POSTING OF HANDBILL NOTICEFRIENDS OF CURTIS SLIWA$125 / $0 / $125049526126H
No balance due
PAID IN FULL
2024-11-18Sanitation OthersDIRTY SIDEWALKKARNABY EDWARD A$50 / $50 / $0048746012H
No balance due Default
PAID IN FULL · DEFAULT
2014-01-25SNOW,ICE DIRT ON SIDEWALKSSEDNOM$130 / $130 / —0178062015
No balance due
PAID IN FULL
2007-02-12$100 / $100 / —0154677170

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.

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 2026-11-04; 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 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 2026-11-04

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 Colonial Rd

Same tax block (6031)

All properties on Colonial Rd, Brooklyn · All of Brooklyn 11209 (Bay Ridge)

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