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NYC Building Records · BBL 3076170036

1770 FLATBUSH AVENUE

Brooklyn · Block 7617 · Lot 36 · Walk-up, 3+ families (Class C0)
Last recorded deed: Sep 2022Last HPD violation issued: 2026-05-08

1770 FLATBUSH AVENUE is a Class C0 (walk-up, 3+ families) building in Brooklyn (BBL 3076170036) built in 2005, with 3 residential units across 3 floors.

The building is in NYC community district 318, council district 45, zoning district R5, on a 2,533-square-foot lot with a building footprint of 3,288 square feet.

The current registered owner of record per NYC PLUTO is FLATBUSH 1129 REALTY LLC.

The most recent ACRIS deed transfer for this BBL was recorded on September 2, 2022 when DEUTSCH, MARTIN conveyed the property to FLATBUSH 1129 REALTY LLC for a non-disclosed consideration. The transaction was recorded as cash (no paired mortgage instrument).

The building is registered with NYC HPD's landlord-registration system and has no open HPD housing-maintenance code violations on record as of May 18, 2026.

Data sourced daily from NYC PLUTO (Department of City Planning), NYC ACRIS (Department of Finance), and NYC HPD housing-maintenance code violations.

Aerial map of 1770 FLATBUSH AVENUE, BrooklynStreet View of 1770 FLATBUSH AVENUE, Brooklyn

Owner of record

FLATBUSH 1129 REALTY LLC
HPD-registered head officer: MARTIN DEUTSCH

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerMARTIN DEUTSCH
  • Corporate OwnerFLATBUSH 1129 REALTY LLC

Most recent deed

Last transferred on Sep 2, 2022 to FLATBUSH 1129 REALTY LLC.
Previous owner: DEUTSCH, MARTIN
Cash sale: no recorded mortgage tied to this transfer.
🔒 See all transfers before the 2022 sale →

Activity timeline

Recent ACRIS documents (last 5)

DateTypeAmountParties
Sep 2, 2022DEEDNot disclosedParties redacted — full names in MetroDeeds Scout+
Mar 25, 2022DEEDNot disclosedParties redacted — full names in MetroDeeds Scout+
Mar 25, 2022MTGE$23KParties redacted — full names in MetroDeeds Scout+
Mar 25, 2022AGMT$966KParties redacted — full names in MetroDeeds Scout+
Nov 5, 2019DEEDNot disclosedParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the 5 redacted buyer/seller names above →

Building stats

Units
3
Year built
2005
Class
C0
Borough
Brooklyn
Zoning:
R5
Lot size:
2,533 sqft
Building area:
3,288 sqft
Floors:
3
Assessed value:
$74K
Community district:
318
Council district:
45

HPD violations

0 open
Most severe class on record: Class C (immediately hazardous)
No open violations on record. Source: NYC HPD.
🔒 See every closed violation + inspection history →

Recent HPD violation details

Most recent 5 violations issued by NYC HPD at this address:
  • Class AInspected May 8, 2026
    (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 HPD…
  • Class AInspected Jun 13, 2025
    (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 HPD…
  • Class AInspected Jun 14, 2024
    § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... APPROX 1 SQ.FT AT CEILING IN THE BATHROOM LOCATED AT AP…
  • Class CInspected Jun 14, 2024
    § 27-2043.1 HMC INSTALL THE MISSING OR REPAIR/REPLACE THE DEFECTIVE WINDOW GUARD(S) IN ACCORDANCE WITH THE SPECIFICATIONS OF THE NEW YORK CI…
  • Class BInspected Jun 14, 2024
    § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... APPROX 1 SQ.FT AT CEILING IN THE BATHROOM LOCATED AT AP…
🔒 See closure dates + classification on archived violations →

Recent ACRIS activity

5 documents in the last 5 years (most recent Sep 2, 2022).

Frequently asked questions about 1770 FLATBUSH AVENUE

Who owns 1770 FLATBUSH AVENUE?

The current registered owner of record for 1770 FLATBUSH AVENUE per NYC PLUTO is FLATBUSH 1129 REALTY LLC. The most recent ACRIS deed transfer for this BBL was recorded on September 2, 2022 when the property was conveyed to FLATBUSH 1129 REALTY LLC. PLUTO ownership is refreshed monthly by NYC Department of Finance; the registered owner may not reflect transactions recorded within the last 30 days.

When was 1770 FLATBUSH AVENUE last sold?

The most recent ACRIS deed transfer for 1770 FLATBUSH AVENUE was recorded on September 2, 2022, when DEUTSCH, MARTIN conveyed the property to FLATBUSH 1129 REALTY LLC for a non-disclosed consideration. The transaction was recorded as cash (no paired mortgage instrument).

How many HPD violations does 1770 FLATBUSH AVENUE have?

No open HPD housing-maintenance code violations are on record for 1770 FLATBUSH AVENUE as of May 18, 2026. The building is registered with NYC HPD's landlord-registration system. HPD violation data is pulled daily from the NYC Open Data violations feed.

What is the assessed value of 1770 FLATBUSH AVENUE?

NYC Department of Finance assesses 1770 FLATBUSH AVENUE at $74K for the current tax year. NYC assesses property at a fraction of estimated market value (the assessment ratio varies by tax class — 6% for tax class 1 one-to-three-family dwellings, approximately 45% for tax class 2 rental apartment buildings), so the market value implied by this assessment is meaningfully higher. Assessment data is published by NYC Department of Finance.

What building class is 1770 FLATBUSH AVENUE and what does that mean?

1770 FLATBUSH AVENUE is NYC building class C0 — Walk-up, 3+ families. A 3-to-6-story walk-up apartment building (no elevator), 3 or more residential units. Building class is assigned by NYC Department of Finance and recorded in PLUTO; it determines the property's tax class and the regulatory regime that applies.

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