100 John Street

📍 Financial District, Manhattan Built 1931 225 units Class RR Residential
Registered to THOMAS CYGANOVICH LLC / Partnership HPD registration · updated monthly
CRITICAL RISK
6 Open Violations
3C 2B 1A
42 Complaints (12 mo) ↑ up vs prior year
5 Last 30 Days
Renting here? This building has 3 unresolved immediately-hazardous violations — ask the landlord what's being done about them before you sign.

311 Complaint Summary

5
Last 30 Days
10
Last 90 Days
42
Last 365 Days
⚠️ Complaints are up 100% compared to the previous 6 months.
🐀 16 pest infestation complaints filed with HPD since 2024
Complaint Types (Last 12 Months)
HEAT/HOT WATER
12(31%)
UNSANITARY CONDITION
10(26%)
FLOORING/STAIRS
5(13%)
WATER LEAK
3(8%)
PLUMBING
3(8%)
GENERAL
3(8%)
ELECTRIC
2(5%)
SAFETY
1(3%)
📅 Monthly Activity Heatmap (Last 12 Months)
Jul
Aug
Sep
Oct
Nov
Dec
Jan
Mar
Mar
Apr
May
Jun

Source: NYC 311 / HPD · Synced daily · Covers HPD-managed residential buildings · Records from Jan 2024 onward

DOHMH Rat Inspection History

25 Inspections on Record
Passed Most Recent Result
2026-02-20 Most Recent Date
2026-02-20 Compliance Passed
2025-11-24 Treatments Bait applied
2025-10-28 Treatments Bait applied
2025-10-06 Treatments Bait applied
2025-07-31 Compliance Failed for Rat Activity
2025-06-25 Initial Failed for Rat Activity and Other Reason
2024-08-28 Initial Passed
2022-10-19 Compliance Passed
2022-09-15 Initial Failed for Other Reason
2021-08-26 Initial Passed
2020-10-02 Compliance Failed for Rat Activity
2020-08-17 Initial Failed for Rat Activity
2019-08-14 Compliance Failed for Rat Activity and Other Reason
2019-07-22 Initial Failed for Rat Activity and Other Reason
2018-07-31 Initial Passed
2017-07-25 Initial Passed
2017-03-24 Initial Passed
2016-11-01 Initial Passed
2015-04-29 Initial Passed
2013-03-05 Initial Passed
2013-01-30 Initial Passed
2012-03-06 Initial Passed
2011-02-09 Initial Passed
2010-04-13 Initial Passed
2010-01-21 Initial Passed

Source: NYC DOHMH Rodent Inspections · Synced daily (30-day lookback) · Inspections may cover the building's block, not the exact address · DOHMH data publishes with ~10-day lag

HPD Housing Violations

1 Class A
2 Class B
3 Class C
Driving this immediately hazardous rating
Class C Building door missing or defective self-close mechanism 2026-02-01
Class C Building door missing or defective self-close mechanism 2025-06-02
See all 6 violations ▼
Class C § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES IN THE ENTRANCE LOCATED AT APT 3104, 31st STORY, 1st APARTMENT FROM EAST AT SOUTH
2026-02-01

Violation ID: #18612306

Current Status: Open

Date Issued: 2026-02-01T00:00:00.000

Description: § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE HINGES IN THE ENTRANCE LOCATED AT APT 3104, 31st STORY, 1st APARTMENT FROM EAST AT SOUTH

Class C § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE DOOR AT STAIRWAY 'A'' AT PUBLIC HALL STAIRS, 25th STORY
2025-06-02

Violation ID: #17943618

Current Status: Open

Date Issued: 2025-06-02T00:00:00.000

Description: § 27-2005, 27-2007, 27-2041.1 HMC, §238, § 309; § 107 (2) ( C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE DOOR AT STAIRWAY 'A'' AT PUBLIC HALL STAIRS, 25th STORY

Class C § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE BRICKS AT NORTH EAST EXTERIOR WALL , 9th STORY
2025-05-07

Violation ID: #17878251

Current Status: Open

Date Issued: 2025-05-07T00:00:00.000

Description: § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE BRICKS AT NORTH EAST EXTERIOR WALL , 9th STORY

Class B § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE THE MECHANICAL VENTILATION SYSTEM AT NORTH WALL IN THE BATHROOM LOCATED AT APT 2603, 26th STORY, 3rd APARTMENT FROM WEST AT NORTH
2026-06-16

Violation ID: #19012020

Current Status: Open

Date Issued: 2026-06-16T00:00:00.000

Description: § 27-2005 HMC: PROPERLY REPAIR OR REPLACE THE BROKEN OR DEFECTIVE THE MECHANICAL VENTILATION SYSTEM AT NORTH WALL IN THE BATHROOM LOCATED AT APT 2603, 26th STORY, 3rd APARTMENT FROM WEST AT NORTH

Class B § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDANT MATERIAL AT CEILING AT PUBLIC HALL, 26th STORY
2026-06-16

Violation ID: #19012022

Current Status: Open

Date Issued: 2026-06-16T00:00:00.000

Description: § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE FIRE RETARDANT MATERIAL AT CEILING AT PUBLIC HALL, 26th STORY

Class A § 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT AT CEILING AT PUBLIC HALL, 26th STORY
2026-06-16

Violation ID: #19012023

Current Status: Open

Date Issued: 2026-06-16T00:00:00.000

Description: § 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT AT CEILING AT PUBLIC HALL, 26th STORY

⚠️ What does Class C mean?

Class C violations are classified as immediately hazardous by the HPD (e.g. lack of heat or hot water, active mold, severe rodent infestations, lead-based paint, or carbon monoxide detector issues). Landlords are legally required to resolve these immediately.

Source: NYC HPD Housing Violations · Synced daily · Open violations only — closed violations excluded · Class I (administrative/registration notices) excluded from counts

What This Means If You're Considering Renting Here

This building has 3 Class C (immediately hazardous) violations currently open — the most serious HPD category. With 42 complaints filed in the last 12 months, prospective renters should exercise significant caution, request a full HPD inspection history, and consult a tenant rights organization before signing any lease.

Data current as of June 30, 2026. Always verify independently with HPD before signing a lease.

Data last updated: June 30, 2026 · Source: NYC Open Data

⚠️ Serious Concerns Found

This building has 42 complaints and 3 Class C (immediately hazardous) violations on record in the last 12 months. Review the full violation list carefully before signing any lease.

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About This Data

Complaint data is sourced from the NYC 311 Service Requests dataset (NYC Open Data). Violation data is from the HPD Housing Maintenance Code Violations dataset. Building info is based on NYC PLUTO by NYC Department of City Planning.

All records are public-domain municipal data provided as-is. Updated daily. Last verified: June 30, 2026.