920 Thieriot Avenue
Bronx, NY 10473BBL 2-03668-0001Map
Owner of record: Underhill Realty LLC
920 Thieriot Avenue is an elevator apartment building built in 1965 in Bronx, 10473. It has 459 residential units across 21 floors. The owner of record is Underhill Realty LLC. HPD has recorded 985 housing violations here, most recently on October 28, 2026. 48 of the 50 most recent violations are still open. City tax records listed 456 rent-stabilized apartments here in 2024.
- HPD violations
- 985
- DOB violations
- 162
- ECB violations
- 87
- HPD complaints
- 2,554
What to know
Immediately hazardous issues among recent violations are still open.
Date of the most recent HPD inspection that found a problem.
No balance due on recent ECB violations.
Rent stabilization
Counts come from owners' rent-stabilization filings shown on NYC Department of Finance tax bills, as extracted by JustFix. They tell you a building has stabilized apartments, not which ones.
Think your apartment is stabilized? Request its rent history from HCR (free), then check your renewal with the renewal calculator.
Violations
Most recent first. The newest 10 per agency here; the full lists are a click away.
HPD housing violations · 985
- BHazardous
Properly repair or replace the broken or defective bell and buzzer system from building entrance to intercom panel at east wall in the foyer located at apt 603, 6th story, 1st apartment from south at west
Oct 28, 2026 · Apt 603
Open — Nov sent out - CImmediately hazardous
Abate the infestation consisting of mice in the entire apartment located at apt 603, 6th story, 1st apartment from south at west
Oct 28, 2026 · Apt 603
Open — Violation open - CImmediately hazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 603, 6th story, 1st apartment from south at west
Oct 28, 2026 · Apt 603
Open — Violation open - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations defective in the entire apartment located at apt 603, 6th story, 1st apartment from south at west
Oct 28, 2026 · Apt 603
Open — Violation open - BHazardous
Repair, replace or provide an approved and operational smoke detecting device, installed in accordance with department of buildings rules and regulations defective in the entire apartment located at apt 603, 6th story, 1st apartment from south at west
Oct 28, 2026 · Apt 603
Open — Violation open - BHazardous
Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules defective in the entire apartment located at apt 603, 6th story, 1st apartment from south at west
Oct 28, 2026 · Apt 603
Open — Violation open - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective hinges at compactor closet door at public hall, 2nd story
Oct 24, 2026
Open — Nov sent out - BHazardous
Remove the accumulation of refuse and/or rubbish and maintain in a clean condition the floor at compactor closet at public hall, 3rd story
Oct 24, 2026
Open — Nov sent out - BHazardous
Properly repair or replace the broken or defective latch and its assembly at staircase b door at public hall, 19th story
Oct 24, 2026
Open — Nov sent out - CImmediately hazardous
Replace or repair the self-closing doors that is missing or defective latch at staircase b door at public hall, 19th story
Oct 24, 2026
Open — Nov sent out
DOB building violations · 162
- Failure to submit eer none
Failure to submit an eer per ad. code sec. 28-308.4 - multiple years (2023)
Jun 23, 2024
Dob violation - active - Failure to submit eer none
Failure to submit an eer per ad. code sec. 28-308.4 - multiple years (2022)
Apr 22, 2023
Dob violation - active - Failure to submit eer none
Failure to submit an eer per ad. code sec. 28-308.4 - multiple years (2021)
Apr 21, 2023
Dob violation - active - No report and / or late filing (facade) facade required
Failed to file fisp cycle 9b technical report by 2/21/2023
Feb 22, 2023
Dob violation - active - No report and / or late filing (facade) facade required
Failed to file fisp cycle 9b technical report by 2/21/2023
Feb 22, 2023
Dob violation - active - Failure to submit eer none
Failure to submit an eer per ad. code sec. 28-308.4 in 2020
Oct 10, 2021
Dob violation - dismissed - Failure to post energy grade/score none
Failure to display energy efficiency score and energy efficiency grade as per adcode sec. 28-309.12.3
Apr 29, 2021
Dob violation - dismissed - Elevator elevatorrequired
E-elevator elevatorrequired
Jul 1, 2020
Dob violation - resolved - Elevator elevatorrequired
E-elevator elevatorrequired
Jul 1, 2020
Dob violation - resolved - Elevator elevatorrequired
E-elevator elevatorrequired
Jul 1, 2020
Dob violation - resolved
ECB violations · 87
- Class - 2
Failure to submit an acceptable required cycle 9b report of critical examination documenting condition of exterior wall and appurtenances required by 28-302.4 for control#908310.rem:submit acceptable required t
Apr 11, 2024 · Penalty $1,250
Active - Class - 2
Failure to submit an acceptable required cycle 9b report of critical examination documenting condition of exterior wall and appurtenances required by 28-302.4 for control#908311.rem:submit acceptable required t
Apr 11, 2024 · Penalty $1,250
Active - Class - 2
At time of inspection observed balcony railing glass panel shattered in apt # 21g on 21st floor at exposure # 03 over the perking lot., maintain exterior building wall
Oct 28, 2022 · Penalty $1,250
Resolve - Class - 1
Class 1 violation issued, / brake monitoring pins on one side missing,remedy; repair. then notify nycdob of work completed
Apr 23, 2022 · Penalty $1,250
Resolve - Class - 2
Failure to provide information panel.note:at time of inspection observed sidewalk shed in place without information panel on parapet.rem:comply with code-provide information panel
Oct 25, 2018 · Penalty $625
Resolve - Class - 2
Failure to submit a required cycle 8b report of critical examination documenting condition of exterior wall and appurtenances required by 28-302.4 for control #808311. agg2 history of noncompliance on 3700120
Oct 15, 2018 · Penalty $6,250
Resolve - Class - 2
Failure to submit a required cycle 8b report of critical examination documenting condition of exterior wall and appurtenances required by 28-302.4 for control #808310. agg2 history of noncompliance on 3700120
Oct 15, 2018 · Penalty $6,250
Resolve - Class - 1
9c/u)59b10.(c/u)06l10.(c/u)13x10.(59-b-10)=remedy repair brake monitor and contact nyc dob for return to service.(06-l10)=dpm door position monitoring dfective.remedy repair and contact nyc dob for return to se
Jul 16, 2018 · Penalty $1,250
Resolve - Class - 2
41i11,57bb11.41-i-11 motor room door is damaged,must provide self closing and self locking replace.57-bb-11 fire extinguisher is expired,reads 2001,replace
Jul 10, 2018 · Penalty $312
Resolve - Class - 2
Temporary construction equipment onsite-expd permits.noted:at time of inspection permit for the sws expd on 7/18/17.recurring condition.previous vio#35100858r.issued 11/5/14.rem:renew sws permit
Oct 24, 2017 · Penalty $4,000
Resolve
Complaints
- Water leak
Slow leak
Oct 29, 2026 · Apt 1202
Open - Plumbing
Toilet
Oct 29, 2026 · Apt 1202
Open - Heat/hot water
Entire building
Oct 29, 2026 · Apt BLDG
Close - Heat/hot water
Entire building
Oct 29, 2026 · Apt BLDG
Close - Heat/hot water
Entire building
Oct 29, 2026 · Apt BLDG
Close - Heat/hot water
Entire building
Oct 28, 2026 · Apt BLDG
Close - Heat/hot water
Entire building
Oct 28, 2026 · Apt BLDG
Close - Heat/hot water
Entire building
Oct 28, 2026 · Apt BLDG
Close - Heat/hot water
Entire building
Oct 28, 2026 · Apt BLDG
Close - Heat/hot water
Entire building
Oct 28, 2026 · Apt BLDG
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Elevator apartment building (D3)
- Year built
- 1965
- Floors
- 21
- Residential units
- 459
- Building area
- 490,000 ft²
- Lot area
- 227,120 ft²
- Zoning
- R6
- Community board
- 209
- Council district
- 18
- Block / lot
- 3668 / 1
- Assessed value
- $9,782,550
- Landmark / historic district
- No
HPD registration #221503, last renewed Jun 10, 2026.
Questions about 920 Thieriot Avenue
Who owns 920 Thieriot Avenue?
The owner of record in NYC Department of City Planning PLUTO data is Underhill Realty LLC.
Does 920 Thieriot Avenue have violations?
Yes. NYC HPD has recorded 985 housing violations at this property.
Is 920 Thieriot Avenue rent stabilized?
NYC Department of Finance tax bills listed 456 rent-stabilized units here in 2024 (about 99% of its 459 apartments). To confirm a specific apartment, request its rent history from NYS Homes and Community Renewal.
When was 920 Thieriot Avenue built?
City records list 1965 as the year it was built.
How many apartments are in 920 Thieriot Avenue?
It has 459 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.