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NYC Building Records · BBL 1004660054

105 EAST 10 STREET

Manhattan · Block 466 · Lot 54 · Walk-up, over six families (Class C1)

105 EAST 10 STREET is a Class C1 (walk-up, over six families) building in Manhattan (BBL 1004660054) built in 1920, with 41 residential units across 5 floors.

The building is in NYC community district 103, council district 2, zoning district R8B, on a 4,492-square-foot lot with a building footprint of 16,550 square feet.

The current registered owner of record per NYC PLUTO is WALDEN POND REALTY,LLC.

MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

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.

Owner of record

WALDEN POND REALTY,LLC
HPD-registered head officer: MAGDALENA KOSZ

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerMAGDALENA KOSZ
  • Corporate OwnerWALDEN POND REALTY LLC
  • Managing AgentA.J. CLARKE REAL ESTATE CORP
  • Site ManagerADAM HEYMAN

Most recent deed

Most recent ACRIS document: MTGE recorded Mar 1, 2019.
🔒 See the full deed history for this building →

Recent ACRIS documents (last 5)

DateTypeAmountParties
Mar 1, 2019MTGE$2.2MParties redacted — full names in MetroDeeds Scout+
Mar 1, 2019AGMT$5.9MParties redacted — full names in MetroDeeds Scout+
May 8, 2014AGMT$4.0MParties redacted — full names in MetroDeeds Scout+
May 8, 2014MTGE$1.2MParties redacted — full names in MetroDeeds Scout+
Apr 8, 2011MTGE$550KParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the 5 redacted buyer/seller names above →

Building stats

Units
41
Year built
1920
Class
C1
Borough
Manhattan
Zoning:
R8B
Lot size:
4,492 sqft
Building area:
16,550 sqft
Floors:
5
Assessed value:
$1.8M
Community district:
103
Council district:
2

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 CInspected Mar 15, 2023
    § 27-2005, 2007 HMC: REMOVE THE ILLEGAL DOUBLE CYLINDER KEY OPERATED LOCKING DEVICE AT DOOR .... IN THE ENTRANCE LOCATED AT APT 1D, 1st STOR…
  • Class BInspected Mar 15, 2023
    § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT ALL WALLS IN THE KITCHEN LOCATED AT APT…
  • Class BInspected Mar 15, 2023
    § 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE LOCATED AT APT 1D, 1st STORY, 2nd APARTMENT FROM SOUTH AT WEST
  • Class CInspected Sep 26, 2014
    § 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF SCOLDING HOT WATER TEMP 140 DEGREES IN THE BATHROOM LOCATED AT APT 2D, 2nd…
  • Class CInspected Aug 8, 2014
    § 27-2070 ADM CODE PROVIDE AN ADEQUATE SUPPLY OF GAS TO THE FIXTURES GAS RANGE IN THE KITCHEN LOCATED AT APT 2D, 2nd STORY, 1st APARTMENT FR…
🔒 See closure dates + classification on archived violations →

Recent ACRIS activity

5 documents in the last 5 years (most recent Mar 1, 2019).

Frequently asked questions about 105 EAST 10 STREET

Who owns 105 EAST 10 STREET?

The current registered owner of record for 105 EAST 10 STREET per NYC PLUTO is WALDEN POND REALTY,LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 105 EAST 10 STREET last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 105 EAST 10 STREET in the last 5 years of recorded NYC public-records data. NYC ACRIS coverage extends back to 1966; an absence in our 5-year window typically means either the BBL has not transacted recently, or the most recent recorded document is not a DEED type (such as a refinance rather than a sale).

How many HPD violations does 105 EAST 10 STREET have?

No open HPD housing-maintenance code violations are on record for 105 EAST 10 STREET 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 105 EAST 10 STREET?

NYC Department of Finance assesses 105 EAST 10 STREET at $1.84M 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 105 EAST 10 STREET and what does that mean?

105 EAST 10 STREET is NYC building class C1 — Walk-up, over six families. A 3-to-6-story walk-up apartment building with more than 6 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.

More from MetroDeeds

Go deeper on this building

Open full Landlord Intel for 105 EAST 10 STREET
Every deed, every violation, court cases, mortgages, and operator portfolio — in one panel.
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