343 East 21 Street
Manhattan, NY 10010BBL 1-00927-0124Map
Owner of record: 343 East 21st Street LLC
343 East 21 Street is a mixed residential and retail building built in 1920 in Manhattan, 10010. It has 3 residential units across 4 floors. The owner of record is 343 East 21st Street LLC. HPD has recorded 3 housing violations here, most recently on April 29, 2026. 3 of the 3 most recent violations are still open.
- HPD violations
- 3
- DOB violations
- 5
- ECB violations
- 2
- HPD complaints
- 6
What to know
No open immediately-hazardous violations among recent records.
Date of the most recent HPD inspection that found a problem.
No balance due on recent ECB violations.
Rent stabilization
No rent-stabilized units in 2018–2024 tax bills
Violations
Most recent first. Showing up to 50 per agency.
HPD housing violations · 3
- ANon-hazardous
File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.
Apr 29, 2026
Open — Nov sent out - ANon-hazardous
File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.
Jun 4, 2025
Open — Nov sent out - ANon-hazardous
File annual bedbug report in accordance with hpd rule as described on the back of this notice of violation or as described on hpds website, www.nyc.gov\hpd, search bed bugs.
Apr 1, 2024
Open — Nov sent out
DOB building violations · 5
- Low pressure boiler boiler required
Violation issued-failure to file 2018 external low pressure inspection
Jun 20, 2023
Dob violation - active - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2017 inspection report
Nov 8, 2019
Dob violation - active - Low pressure boiler boiler required
Violation issued for failure to file annual boiler 2010 inspection report
Dec 13, 2011
Dob violation - active - Low pressure boiler boiler required
Lblvio-low pressure boiler boiler required
Dec 31, 2009
Dob violation - active - Construction other optional
C-construction other optional
Apr 2, 2003
Dob violation - active
ECB violations · 2
- Class - 3
Failure to maintain bldg wall or appurtenances. defect noted: bldg having at west side - center (exposure #2) leaning towards bldg parapet wall & chimney. remedy: maintain parapet wall & chimney.
Jan 21, 2009 · Penalty $200
Active - Hazardous
4b,38,36,16. 49- bq9- 27-147 boiler model pvsbgd serial 419300099 installed without permit form dob no check on boiler feed wate line.
Mar 14, 2000 · Penalty $1,600
Active
Complaints
- Unsanitary condition
Garbage/recycling storage
Jan 29, 2024 · Apt BLDG
Close - Unsanitary condition
Pests
Aug 12, 2023 · Apt 2
Close - Unsanitary condition
Pests
Aug 12, 2023 · Apt 2
Close - Heat/hot water
Entire building
Dec 20, 2016 · Apt 3
Close - Heating
Heat related
Feb 7, 2013 · Apt 2
Close - Heating
Heat related
Feb 7, 2013 · Apt NA
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Mixed residential and retail building (S9)
- Year built
- 1920
- Floors
- 4
- Residential units
- 3
- Building area
- 2,628 ft²
- Lot area
- 656 ft²
- Zoning
- C1-6A
- Community board
- 106
- Council district
- 2
- Block / lot
- 927 / 124
- Assessed value
- $1,123,200
- Landmark / historic district
- No
HPD registration #125410, last renewed Sep 23, 2025.
Questions about 343 East 21 Street
Who owns 343 East 21 Street?
The owner of record in NYC Department of City Planning PLUTO data is 343 East 21st Street LLC.
Does 343 East 21 Street have violations?
Yes. NYC HPD has recorded 3 housing violations at this property.
Is 343 East 21 Street rent stabilized?
No rent-stabilized units appear in its 2018–2024 tax bills. Individual apartments can still be regulated, so request the rent history from NYS Homes and Community Renewal if unsure.
When was 343 East 21 Street built?
City records list 1920 as the year it was built.
How many apartments are in 343 East 21 Street?
It has 3 residential units and 5 units in total.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.