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NYC Building Records · BBL 3046100057

175 EAST 91 STREET

Brooklyn · Block 4610 · Lot 57 · Walk-up, 3+ families (Class C0)

175 EAST 91 STREET is a Class C0 (walk-up, 3+ families) building in Brooklyn (BBL 3046100057) built in 1925, with 3 residential units across 2 floors.

The building is in NYC community district 317, council district 41, zoning district R6, on a 2,500-square-foot lot with a building footprint of 2,680 square feet.

The current registered owner of record per NYC PLUTO is 175E 91 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

175E 91 LLC
HPD-registered head officer: MILDRED FREDERICK

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerMILDRED FREDERICK

Most recent deed

Last transferred on Jan 24, 2019 for $815K to 175e 91 Llc.
Previous owner: The Mildred M. Frederick Revocable Trust; Mildred M. Frederick, As Trustee
Mortgage: $571K recorded Jan 24, 2019 with First Republic Bank. Loan-to-value: 70%.
🔒 See all transfers before the 2019 sale →

Recent ACRIS documents (last 5)

DateTypeAmountParties
Jan 24, 2019MTGE$571KParties redacted — full names in MetroDeeds Scout+
Jan 24, 2019DEED$815KParties redacted — full names in MetroDeeds Scout+
Jan 18, 2019DEEDNot disclosedParties redacted — full names in MetroDeeds Scout+
May 13, 2010DEEDNot disclosedParties redacted — full names in MetroDeeds Scout+
Feb 17, 2005DEEDONot disclosedParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the 5 redacted buyer/seller names above →

Building stats

Units
3
Year built
1925
Class
C0
Borough
Brooklyn
Zoning:
R6
Lot size:
2,500 sqft
Building area:
2,680 sqft
Floors:
2
Assessed value:
$56K
Community district:
317
Council district:
41

HPD violations

0 open
Most severe class on record: Class A
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 4, 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 IInspected Nov 19, 2025
    §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
  • Class AInspected Jun 9, 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 IInspected Nov 26, 2024
    §27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE…
  • Class AInspected Apr 9, 2024
    (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…
🔒 See closure dates + classification on archived violations →

Recent ACRIS activity

5 documents in the last 5 years (most recent Jan 24, 2019).

Frequently asked questions about 175 EAST 91 STREET

Who owns 175 EAST 91 STREET?

The current registered owner of record for 175 EAST 91 STREET per NYC PLUTO is 175E 91 LLC. MetroDeeds shows no confirmed ACRIS deed transfer for this BBL in the last 5 years of recorded NYC public-records data.

When was 175 EAST 91 STREET last sold?

MetroDeeds shows no confirmed ACRIS deed transfer for 175 EAST 91 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 175 EAST 91 STREET have?

No open HPD housing-maintenance code violations are on record for 175 EAST 91 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 175 EAST 91 STREET?

NYC Department of Finance assesses 175 EAST 91 STREET at $56K 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 175 EAST 91 STREET and what does that mean?

175 EAST 91 STREET 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.

More from MetroDeeds

Go deeper on this building

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Every deed, every violation, court cases, mortgages, and operator portfolio — in one panel.
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