45 Thayer St

Heat or hot waterApt 4E class C · closed · HPD violation

Heat or hot waterApt 4E class C · closed · HPD violation

Heat or hot waterApt 4E class C · closed · HPD violation

Heat or hot waterApt 3I complaint

Heat or hot waterApt 3I complaint

Heat or hot waterApt 3I complaint

Show 23 more

Heat or hot waterApt 5A class C · closed · HPD violation

Heat or hot waterApt 1A complaint

Heat or hot waterApt 3G complaint

Heat or hot waterApt 1G complaint

Heat or hot waterApt 5F complaint

Heat or hot waterApt 1G complaint

Heat or hot waterApt 1G complaint

Heat or hot waterApt 2H complaint

2024 Feb

2024 Feb

2023 Dec

2023 Nov

Fuel storage permit, Fuel burning permit, Boiler permit

2015 Apr

Fuel burning permit

1995 Jul

Heat source

Boiler burning no6fuel (Rockmills #Mp 80 ROCKMILLS #MP 80), registration cancelled since Jan 1900

Clean Air Tracking System (boiler registrations), as of 2026-10-19 · See this building's boiler registrations on NYC Open Data →

Boiler inspection filings

Latest accepted inspection Jan 2026, defects reported: no

DOB NOW: Safety Boiler, as of 2026-10-17 · See the boiler filings at DOB →

What this counts

Accepted annual boiler inspection filings, any date

Boiler work permits

Latest boiler work permit 1995

DOB Permit Issuance (BIS), as of 2026-10-19

What this counts

DOB boiler permits (BIS and DOB NOW); a permit dates work, not the boiler's age

Heat and hot water complaints

27 heat or hot water complaints

Housing Maintenance Code Complaints and Problems, as of 2026-10-19 · See the complaints at HPD Online →

What this counts

HPD complaints, heat season 2025–26 (Oct 1–May 31)

Water and pipes

17 complaints, 2024–2026 · 9 in the past year

Pests and cleanliness

Issues on record · 10 complaints, 2025–2026 · 9 in the past year

What has happened here

Rubbish and cleanliness class B · HPD violation

Rubbish and cleanliness class B · HPD violation

MoldApt 3I class B · HPD violation

PestsApt 3I class C · closed · HPD violation

MoldApt 4A complaint

Mold, pestsApt 3I complaint

Show 17 more

Unsanitary conditions complaint

Unsanitary conditions complaint

MoldApt 4A complaint

PestsApt 5A class C · HPD violation

PestsApt 5A class C · HPD violation

Pests class C · HPD violation

PestsApt 5A complaint

MoldApt 1G complaint

MoldApt 1A class B · HPD violation

PestsApt 3I class C · HPD violation

Mold, pestsApt 3I complaint

2024 Apr

Mold, pestsApt 3I complaint

2021 Aug

PestsApt 1H class C · HPD violation

2021 Feb

MoldApt 3J class B · HPD violation

Fire and safety

Older records on file

What has happened here

Lead-based paintApt 5A class C · paperwork · HPD violation

Lead-based paintApt 5A class C · closed · HPD violation

Lead-based paintApt 5A class C · closed · HPD violation

Lead-based paintApt 5A class C · closed · HPD violation

Lead-based paintApt 5A class C · closed · HPD violation

Fire safetyApt 5A class C · closed · HPD violation

Electrical

3 complaints, 2025

What has happened here

ElectricalApt 4A complaint

ElectricalApt 1G complaint

ElectricalApt 1G complaint

Flooding

No issues on record

FEMA flood zone

Outside FEMA's 1% annual-chance flood zone: X

FEMA National Flood Hazard Layer, as of 2026-10-19

What this counts

Effective FIRM zones touching the building footprint

Stormwater flooding

Extreme storm, 2080 sea levels: Not in mapped flooding; Moderate storm, 2050 sea levels: Not in mapped flooding; Moderate storm, today's sea levels: Not in mapped flooding; Limited storm, today's sea levels: Not loaded (file format unreadable)

NYC Stormwater Flood Maps, as of 2024-07-03

What this counts

Mapped ponding touching the building footprint

BasementWhole tax lot

Above grade

PLUTO (tax lot data), as of 2026-08-24

Elevators

1 complaint, 2026

What has happened here

Elevators complaint

Elevatorsnot requiredNo elevators registered to this building

Rent and tenancy

On the state list

Rent stabilization

On the state's list of buildings with at least one rent-stabilized apartment (2024 registrations)

Rent Stabilized Building Lists (2024 HCR registrations), as of 2025-11-30

What this counts

The list doesn't say which apartments are stabilized, and being listed isn't proof of current status. For a specific apartment, request its rent history from HCR

Energy

ENERGY STAR score 77 (2024 report)

Energy and Water Data Disclosure (Local Law 84), as of 2025-11-25

What this counts

Letter grades are issued by the city under Local Law 33 and posted near the building entrance; Blueflo shows the reported score only

General condition and all records

HPD violations

20 open: 19 about building conditions — pests (5), walls, floors and stairs (5), mold (3), other conditions (2); 7 immediately hazardous (class C), 1 about paperwork or notices. 25 further violations from 2025–2026 were closed. 251 violations on record in all, 2013–2026 — the 106 most recent are listed here

Rubbish and cleanliness class B

Rubbish and cleanliness class B

Heat or hot waterApt 4E class C · closed

Heat or hot waterApt 4E class C · closed

Heat or hot waterApt 4E class C · closed

Smoke or CO detectorsApt 2F class B · closed

Smoke or CO detectorsApt 2F class B · closed

MoldApt 3I class B

Show 37 more

PestsApt 3I class C · closed

Walls, floors and stairsApt 3I class B · closed

Walls, floors and stairsApt 4A class C · closed

Walls, floors and stairsApt 4A class B · closed

Other conditionsApt 4A class B

Walls, floors and stairsApt 4A class C · closed

Lead-based paintApt 5A class C · paperwork

Walls, floors and stairsApt 5A class B

Smoke or CO detectorsApt 5A class B

Smoke or CO detectorsApt 5A class B

Heat or hot waterApt 5A class C · closed

Walls, floors and stairsApt 5A class A · closed

Fire safetyApt 5A class C · closed

Walls, floors and stairsApt 5A class B · closed

PlumbingApt 5A class B · closed

Other conditionsApt 1A class C

Walls, floors and stairsApt 1A class A · closed

Walls, floors and stairsApt 4D class B

Walls, floors and stairsApt 4D class B

Pests class C

2025 Jun

2025 Jun

Walls, floors and stairsApt 4D class B

MoldApt 1A class B

Walls, floors and stairsApt 3I class C

Housing Maintenance Code Violations, as of 2026-10-19 · Read these violations in full at HPD Online →

What this counts

Open HPD violations inspected in the last 10 years; class C = immediately hazardous. Paperwork = failure to file, notify or certify

Resident complaints to the city

18 heat or hot water, 17 plumbing, 11 paint or plaster, 9 floors or stairs, 7 doors or windows, 7 mold, 6 appliances, 4 general repairs, 4 leaks, 3 electrical, 2 pests, 2 unsanitary conditions, 1 elevators

2026 Oct

PlumbingApt 5I

2026 Sep

Paint or plasterApt 3D

Heat or hot waterApt 3I

Appliances, floors or stairs, paint or plaster, moldApt 4A

Show 48 more

Appliances, heat or hot water, paint or plaster, plumbing, mold, pestsApt 3I

Heat or hot waterApt 3I

Unsanitary conditions

Unsanitary conditions

Doors or windows, floors or stairsApt 4D

Floors or stairs, paint or plaster, moldApt 4A

Doors or windows, paint or plaster, plumbing, pestsApt 5A

Mold, leaksApt 4A

Doors or windowsApt 4D

Heat or hot waterApt 1A

Appliances, floors or stairs, moldApt 4A

Heat or hot waterApt 3G

Floors or stairs, mold, leaksApt 4A

Heat or hot waterApt 1G

Heat or hot waterApt 5F

General repairs, paint or plaster, plumbingApt 4E

General repairsApt 3A

General repairsApt 4E

2025 Jul

Floors or stairs, paint or plasterApt 4D

General repairsApt 1G

Doors or windowsApt 1G

Doors or windows, electrical, floors or stairs, heat or hot water, plumbing, moldApt 1G

Doors or windows, electrical, floors or stairs, heat or hot water, plumbingApt 1G

Appliances, doors or windows, floors or stairs, plumbingApt 4A

Heat or hot waterApt 2H

2024 Dec

Paint or plaster, leaksApt 4E

Paint or plaster, leaksApt 4E

2024 Sep

AppliancesApt 4A

Floors or stairs, general repairs, paint or plaster, plumbing, mold, pestsApt 3I

2024 Apr

General repairs, paint or plaster, mold, pestsApt 3I

General construction permit

General repairsApt 3I

Housing Maintenance Code Complaints and Problems, as of 2026-10-19 · See the complaints at HPD Online →

What this counts

HPD complaints received in the last 2 years; the list below is every complaint on record for the last three years

Permit history

8 permits since 1990

2020 Nov

2015 Apr

Plumbing permit, Fuel burning permit

1995 Jul

Fuel storage permit, Fuel burning permit, Boiler permit

1994 Dec

Plumbing permit, General construction permit

and 4 more at the source

DOB NOW: Build – Approved Permits, as of 2026-10-17 · See every permit at DOB →

What this counts

DOB permits issued (DOB NOW and legacy BIS), one per job and work type; excludes sheds

Everything else on record

2026 Sep

Paint or plasterApt 3D complaint

Smoke or CO detectorsApt 2F class B · closed · HPD violation

Smoke or CO detectorsApt 2F class B · closed · HPD violation

Appliances, floors or stairs, paint or plasterApt 4A complaint

Appliances, paint or plasterApt 3I complaint

Doors or windows, floors or stairsApt 4D complaint

Show 24 more

Other conditionsApt 4A class B · HPD violation

Floors or stairs, paint or plasterApt 4A complaint

Smoke or CO detectorsApt 5A class B · HPD violation

Smoke or CO detectorsApt 5A class B · HPD violation

Doors or windows, paint or plasterApt 5A complaint

Other conditionsApt 1A class C · HPD violation

Doors or windowsApt 4D complaint

Appliances, floors or stairsApt 4A complaint

Floors or stairsApt 4A complaint

General repairsApt 3A complaint

2025 Jul

General repairsApt 4E complaint

2025 Jul

General repairs, paint or plasterApt 4E complaint

Floors or stairs, paint or plasterApt 4D complaint

General repairsApt 1G complaint

Doors or windowsApt 1G complaint

Doors or windows, floors or stairsApt 1G complaint

Doors or windows, floors or stairsApt 1G complaint

2024 Dec

Appliances, doors or windows, floors or stairsApt 4A complaint

Paint or plasterApt 4E complaint

Paint or plasterApt 4E complaint

2024 Sep

AppliancesApt 4A complaint

Floors or stairs, general repairs, paint or plasterApt 3I complaint

2024 Apr

General repairs, paint or plasterApt 3I complaint