# 21 E 61 St, Manhattan

What New York City's public records say about this building. Page: https://blueflo.tech/b/21-east-61-street-manhattan

> These are city records, not an inspection by Blueflo. Every item shows its source and the date it was last checked.

Also known as 672 Madison Ave, 676 Madison Ave, 678 Madison Ave, 680 Madison Ave, 682 Madison Ave, 684 Madison Ave, 688 Madison Ave: one building, several doors, and this card covers all of them.

## In one line

Sidewalk shed permitted since Aug 2019 (DOB NOW: Build – Approved Permits, as of 2026-10-20)

## The building

- **Year built:** 1951 (PLUTO (tax lot data), as of 2026-08-24)
- **Stories:** 17 (Buildings Subject to HPD Jurisdiction, as of 2026-08-12)
- **Homes:** 68 (Buildings Subject to HPD Jurisdiction, as of 2026-08-12)

## Worth knowing

- Sidewalk shed permitted since Aug 2019

## Also on record

- In the Upper East Side Historic District: exterior changes need Landmarks Commission approval

## Clean in the records

- Water service line on record as non-lead (field inspection) (Lead Service Line Location Coordinates, as of 2026-01-30)
- Facade filed as safe (Sep 2020) (DOB NOW: Safety – Facades Compliance Filings, as of 2026-10-20)
- Outside FEMA's 1% annual-chance flood zone; no mapped stormwater flooding (FEMA National Flood Hazard Layer, as of 2026-10-21)
- Heat comes from Con Edison district steam, not a building boiler (Energy and Water Data Disclosure (Local Law 84), as of 2025-11-25)
- Elevator periodic inspection filed within the last year (DOB NOW Elevator Safety Compliance, as of 2026-10-20)
- No open HPD violations about building conditions from the last 10 years (Housing Maintenance Code Violations, as of 2026-10-20)
- No heat or hot water complaints filed last winter (Housing Maintenance Code Complaints and Problems, as of 2026-10-20)

## Building systems

- **Boiler inspection filings:** Not required: this building is heated by district steam, not its own boiler (DOB NOW: Safety Boiler, as of 2026-10-20)
- **Facade rating:** Safe (cycle 9, filed Sep 2020) (DOB NOW: Safety – Facades Compliance Filings, as of 2026-10-20)
- **Water service line:** Non-Lead (field inspection) (Lead Service Line Location Coordinates, as of 2026-01-30)
- **FEMA flood zone:** Outside FEMA's 1% annual-chance flood zone: X (FEMA National Flood Hazard Layer, as of 2026-10-21)
- **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)
- **Basement:** Below grade (PLUTO (tax lot data), as of 2026-08-24)

## Violations and complaints

- **HPD violations:** 0 open. 1 further violation from 2025 was closed. 8 violations on record in all, 2015–2025 — the 1 most recent are listed here (Housing Maintenance Code Violations, as of 2026-10-20)
- **DOB violations:** 19 open: 19 about filings or paperwork (DOB Violations, as of 2026-10-20)
- **Heat and hot water complaints:** 0 heat or hot water complaints (Housing Maintenance Code Complaints and Problems, as of 2026-10-20)
- **Resident complaints to the city:** no complaints (Housing Maintenance Code Complaints and Problems, as of 2026-10-20)

## More systems

- **Rent stabilization:** Not on the state's 2024 list. Owners who register late or not at all are missing, so ask HCR about a specific apartment (Rent Stabilized Building Lists (2024 HCR registrations), as of 2025-11-30)
- **Heat source:** Heat from district steam (Con Edison), per the 2024 energy report for 680 MADISON AVENUE (Energy and Water Data Disclosure (Local Law 84), as of 2025-11-25)
- **Boiler work permits:** No boiler work permits on record (DOB Permit Issuance (BIS), as of 2026-10-20)
- **Elevators:** 11 active elevators; latest periodic inspection Sep 2026 (DOB NOW Elevator Safety Compliance, as of 2026-10-20)
- **Gas piping:** No open gas piping filing violations. Inspection results themselves are not published (DOB Safety Violations, as of 2026-10-20)
- **Energy:** ENERGY STAR score 52 (2024 report), reported for all of 680 MADISON AVENUE (2 buildings) (Energy and Water Data Disclosure (Local Law 84), as of 2025-11-25)

## Permits and work

- **Permit history:** 188 permits since 1990 (DOB NOW: Build – Approved Permits, as of 2026-10-20)
- **Sidewalk shed and scaffolding:** Shed permit active now (DOB NOW: Build – Approved Permits, as of 2026-10-20)
- **Landmark status:** In the Upper East Side Historic District (PLUTO (tax lot data), as of 2026-08-24)

## Registered with the city

- EXTELL MANAGEMENT SERVICES (Agent, Registration Contacts)
- Individual owner (name not shown) (IndividualOwner, Registration Contacts)
- TZ 680 MADISON OWNER LLC (TaxLotOwner, PLUTO (tax lot data))

## More

- Every record behind this card: https://blueflo.tech/b/21-east-61-street-manhattan/records
- The same card as JSON: https://blueflo.tech/v1/buildings/21-east-61-street-manhattan
- Ask about any building from an assistant (MCP): https://blueflo.tech/mcp
- Report something wrong: https://blueflo.tech/dispute?slug=21-east-61-street-manhattan
- How to use this data: https://blueflo.tech/llms.txt