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770 Union Street, Brooklyn

Brooklyn • Block 00957 • Lot 0013 • Zip: 11215

Condition

What the city currently has open against this building, counted from its own records.

Address

Primary address: 770 Union Street, Brooklyn
Borough: Brooklyn
Zip code: 11215
Block: 00957
Lot: 0013
BBL: 3009570013
Unified address ID: 3009570013

Land use and zoning

Land use: Multi-Family Walk-Up Buildings
Zoning: R6A (Residential)
Lot type: Inside
Lot area: 2,642 sq ft
Lot dimensions: 31 ft x 85 ft
Built FAR: 3.06
Max residential FAR: 3
Max facility FAR: 3
School district: 15

Building

Building class: Walk-up Apartments - Over Six Families Without Stores (C1)
Year built: 1920
Last altered: 1920
Floors: 4
Total units: 9
Residential units: 9
Building area: 8,072 sq ft
Building dimensions: 31 ft x 80 ft
Basement: Below grade full basement
Owner: 770 UNION ST LTD PARNERSHIP

Latest assessment

Assessment year: 2018/19
Tax class: 2B
Market value: $2,842,000
Total assessment: $139,816
Land assessment: $2,411
Exempt total: $0
Assessment owner: 770 UNION ST LTD PARN

Neighborhood

The area this lot falls inside, and the commute Hoodkit measures from it.

Neighborhood Park Slope
District Brooklyn

Getting around

Estimated 4 days ago
Nearest station
Union St D N W R

About 8 minutes on foot · 504 m

  • Downtown Brooklyn 21 min 8 walking, 13 riding
  • Fulton Street 31 min 8 walking, 23 riding
  • Union Square 34 min 8 walking, 26 riding
  • Times Square 38 min 8 walking, 30 riding
  • Penn Station 42 min 8 walking, 34 riding
  • Grand Central 43 min 8 walking, 35 riding

Around this address

Transit and places within 0.5 miles of the lot.

Activity

Sales, filings, permits and violations from every dataset, in one order.

2026

  1. HPD violation May 6, 2026

    Class A

    (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION ...

  2. HPD violation Apr 2, 2026

    Class A

    §27-2104(B) HMC POST A PROPER NOTICE REGARDING RENT STABILIZATION LAW, IN A FORM APPROVED BY THE COMMISSIONER, IN A C...

2025

  1. HPD violation Jun 11, 2025

    Class A

    (A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION ...

2024

  1. HPD violation Aug 7, 2024

    Class B

    § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... APPROXIMATELY 1 SQUARE FOOT AT G...

  2. HPD violation Jun 10, 2024

    Class B

    § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE WINDOW COUNTER BALANCE UPPER SASH AT NORTH WALL IN ...

  3. HPD violation Apr 9, 2024

    Class B

    § 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 5, 3rd STORY...

2016

  1. DOB filing Jun 28, 2016 $49,250

    Alteration Type II

    RENOVATION OF APARTMEN 4A ON THE 2ND FLOOR. MINOR PARTION CHANGES AND NEW /REPLACEMENT PLUMBING FIXTURES. NO CHANGE O...

  2. DOB filing Mar 1, 2016 $82,000

    Alteration Type II

    RENOVATE EXISTING APARTMENTS#1A ON THE FIRST FLOOR,#5A ON THE THIRD FLOOR,AND #8 ON THE FOURTH FLOOR.MINOR PARTION CH...

2015

  1. Permit issued Oct 28, 2015

    EW / OT

    METRO INTERIOR REMODELING

  2. Permit issued Jul 30, 2015

    EW / OT

    METRO INTERIOR REMODELING

  3. Permit issued Jul 30, 2015

    PL / PL

    MARTIN PLG & HTG INC

  4. Permit issued Mar 24, 2015

    EW / OT

    METRO INTERIOR REMODELING

  5. ECB violation Mar 19, 2015 $830

    CLASS - 2

    FAILURE TO POST PERMIT AT JOBSITE.NOTED: WORK BEING PERFORMED UNDER ALT TYPE 2 320091618 ISSUED 2/18/15 AND EXPIRES 2...

  6. Permit issued Feb 18, 2015

    PL / PL

    MARTIN PLG & HTG INC

2014

  1. Permit issued Feb 4, 2014

    EW / OT

    METRO INTERIOR REMODELING

2011

  1. ECB violation Jun 1, 2011 $0

    CLASS - 2

    FAILURE TO MAINTAIN BLDG IN CODE-COMPLIANT MANNER. IN APT 2 THE WOOD FLR IS DRY ROTTED AND UNLEVEL. THERE ARE LARGE H...

1993

  1. DOB violation Aug 16, 1993

    LL6291-LOCAL LAW 62/91 - BOILERS BOILER REQUIRED

The most recent 6 events from each dataset, so no one source takes the axis. Each tab holds the full record.

Property Contacts

Contact information aggregated from multiple government sources

1

Registration Contracts

Contact information from multiple dwelling registrations

CorporateOwner
770 UNION STR LTD PARTNERSHIP
917 8TH AVENUE
Brooklyn, NY, 11215
Agent
KOTSONIS ORGANIZATION LLC.
917 8TH AVENUE
Brooklyn, NY, 11215
HeadOfficer
GEORGE KOTSONIS
917 8TH AVENUE
Brooklyn, NY, 11215
Officer
NICHOLAS G KOTSONIS
917 8TH AVENUE
Brooklyn, NY, 11215
SiteManager
NICHOLAS KOTSONIS
Lessee
770 UNION STREET LTD PART
917 8TH AVENUE
Brooklyn, NY, 11215
2

Building Permits

Owner information from Department of Buildings filings

Owner
770 UNION ST LIMITED PARTNERSHIP
GEORGE KOTSONIS
Owner
MARICK REAL ESTATE, LLC
GEORGE KOTSONIS
4

Deed Records

Parties from ACRIS deed and mortgage records

MORTGAGOR/BORROWER
C/O KOTSONIS REALTY CORP.
808 UNION STREET
BROOKLYN, NY, 11215
ASSIGNEE
209 HAVEMEYER STREET
BROOKLYN, NY, 11211
ASSIGNOR/OLD LENDER
275 BROADHOLLOW ROAD
MELVILLE, NY, 11747
PARTY ONE
275 BROAD HOLLOW ROAD
MELVILLE, NY, 11747
PARTY TWO
808 UNION STREET
BROOKLYN, NY, 11215
PARTY 2
275 BROADHOLLOW ROAD
MELVILLE, NY, 11747
ASSIGNOR/OLD LENDER
3929 WEST JOHN CARPENTER FREEWAY
IRVING, TX, 75063
ASSIGNOR/OLD LENDER
ONE JERICHO PLAZA
JERICHO, NY, 11753
ASSIGNEE/NEW LENDER
1150 ENTERPRISE DRIVE
SUITE 200
COPPELL, TX, 75019
PARTY TWO

Show all recorded documents

5

Property Records

Owner information from assessment and PLUTO records

Assessment Owner
PLUTO Owner