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NYC Building Records · BBL 2034990123

UNDERHILL AVENUE

Bronx · Block 3499 · Lot 123 · Walk-up, 3+ families (Class C0)
Last recorded deed: Feb 2023Last HPD violation issued: 2026-05-11

UNDERHILL AVENUE is a Class C0 (walk-up, 3+ families) building in Bronx (BBL 2034990123) built in 2021, with 3 residential units across 3 floors.

The building is in NYC community district 209, council district 18, zoning district R5, on a 2,500-square-foot lot with a building footprint of 3,060 square feet.

The current registered owner of record per NYC PLUTO is NI, YUN.

The most recent ACRIS deed transfer for this BBL was recorded on February 15, 2023 when UNDERHILL GROUP LLC conveyed the property to NI, YUN; XIAO, MEI CAN for $1.21M. The transaction was financed with a $774K mortgage from Cathay Bank.

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 UNDERHILL AVENUE, BronxStreet View of UNDERHILL AVENUE, Bronx

Owner of record

NI, YUN
HPD-registered head officer: YUN NI

HPD registered contacts

People legally accountable to HPD for conditions at this building, in registration-priority order:
  • Head OfficerYUN NI
  • Managing AgentBEEBBE DOAN

Most recent deed

Last transferred on Feb 15, 2023 for $1.2M to NI, YUN; XIAO, MEI CAN.
Previous owner: UNDERHILL GROUP LLC
Mortgage: $774K recorded Feb 15, 2023 with Cathay Bank. Loan-to-value: 64%.
🔒 See all transfers before the 2023 sale →

Recent ACRIS documents (last 2)

DateTypeAmountParties
Feb 15, 2023MTGE$774KParties redacted — full names in MetroDeeds Scout+
Feb 15, 2023DEED$1.2MParties redacted — full names in MetroDeeds Scout+
🔒 Reveal the 2 redacted buyer/seller names above →

Building stats

Units
3
Year built
2021
Class
C0
Borough
Bronx
Zoning:
R5
Lot size:
2,500 sqft
Building area:
3,060 sqft
Floors:
3
Assessed value:
$46K
Community district:
209
Council district:
18

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 violation issued by NYC HPD at this address:
  • Class AInspected May 11, 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…
🔒 See closure dates + classification on archived violations →

Recent ACRIS activity

2 documents in the last 5 years (most recent Feb 15, 2023).

Frequently asked questions about UNDERHILL AVENUE

Who owns UNDERHILL AVENUE?

The current registered owner of record for UNDERHILL AVENUE per NYC PLUTO is NI, YUN. The most recent ACRIS deed transfer for this BBL was recorded on February 15, 2023 when the property was conveyed to NI, YUN; XIAO, MEI CAN. 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 UNDERHILL AVENUE last sold?

The most recent ACRIS deed transfer for UNDERHILL AVENUE was recorded on February 15, 2023, when UNDERHILL GROUP LLC conveyed the property to NI, YUN; XIAO, MEI CAN for $1.21M. The transaction was financed with a $774K mortgage from Cathay Bank.

How many HPD violations does UNDERHILL AVENUE have?

No open HPD housing-maintenance code violations are on record for UNDERHILL 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 UNDERHILL AVENUE?

NYC Department of Finance assesses UNDERHILL AVENUE at $46K 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 UNDERHILL AVENUE and what does that mean?

UNDERHILL 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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