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1746 Union Street Brooklyn Ny

📍 Prospect Heights, Brooklyn Built 1915 20 units Class C1 Residential
Registered to JONATHAN WIENER LLC / Partnership HPD registration · updated monthly
CRITICAL RISK
14 Open Violations
9C 3B 2A
20 Complaints (12 mo) ↓ down vs prior year
0 Last 30 Days
Renting here? This building has 9 unresolved immediately-hazardous violations — ask the landlord what's being done about them before you sign.

311 Complaint Summary

0
Last 30 Days
3
Last 90 Days
20
Last 365 Days
✅ Complaints are down 33% compared to the previous 6 months.
🐀 3 pest infestation complaints filed with HPD since 2024
Complaint Types (Last 12 Months)
HEAT/HOT WATER
15(75%)
WATER LEAK
2(10%)
PAINT/PLASTER
1(5%)
FLOORING/STAIRS
1(5%)
APPLIANCE
1(5%)
📅 Monthly Activity Heatmap (Last 12 Months)
Aug
Sep
Oct
Nov
Dec
Jan
Feb
Mar
Apr
May
Jun
Jul

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
2026-02-19 Most Recent Date
2026-02-19 Initial Passed
2025-02-19 Initial Passed
2024-03-18 Initial Passed
2022-09-23 Initial Passed
2019-10-22 Compliance Passed
2019-09-20 Initial Failed for Rat Activity
2019-03-19 Initial Passed
2018-12-05 Initial Passed
2018-09-04 Initial Passed
2018-03-19 Compliance Failed for Other Reason
2018-03-06 Initial Failed for Other Reason
2017-11-06 Initial Passed
2016-11-25 Initial Passed
2014-10-22 Initial Passed
2014-08-14 Initial Passed
2013-11-04 Compliance Passed
2013-10-11 Initial Failed for Other Reason
2013-02-06 Initial Passed
2013-01-04 Compliance Passed
2012-12-19 Initial Failed for Other Reason
2012-11-19 Compliance Passed
2012-10-25 Initial Failed for Other Reason
2012-10-05 Compliance Passed
2012-10-03 Compliance Passed
2012-09-24 Initial Failed for Other Reason

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

2 Class A
3 Class B
9 Class C
Driving this immediately hazardous rating
Class C Properly repair with similar material the broken or defective 1st and 13th ceramic stair tread from bottom up 2025-11-25
Class C M/d law abate the nuisance consisting of garbage obstructing drop ladder from safe landing at east stack in… 2025-11-25
See all 14 violations ▼
Class C § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE 1ST AND 13TH CERAMIC STAIR TREAD FROM BOTTOM UP AT PUBLIC HALL STAIRS, 1st STORY
2025-11-25 ▼

Violation ID: #18465018

Current Status: Open

Date Issued: 2025-11-25T00:00:00.000

Description: § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE 1ST AND 13TH CERAMIC STAIR TREAD FROM BOTTOM UP AT PUBLIC HALL STAIRS, 1st STORY

Class C § 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF GARBAGE OBSTRUCTING DROP LADDER FROM SAFE LANDING AT EAST STACK IN SOUTHWEST YARD AT FIRE ESCAPE, SECTION ''SOUTHWEST''
2025-11-25 ▼

Violation ID: #18464967

Current Status: Open

Date Issued: 2025-11-25T00:00:00.000

Description: § 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF GARBAGE OBSTRUCTING DROP LADDER FROM SAFE LANDING AT EAST STACK IN SOUTHWEST YARD AT FIRE ESCAPE, SECTION ''SOUTHWEST''

Class C § 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF REFRIGERATOR INTACT WITH DOOR YARD, SECTION ''SOUTHWEST''
2025-11-25 ▼

Violation ID: #18465009

Current Status: Open

Date Issued: 2025-11-25T00:00:00.000

Description: § 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF REFRIGERATOR INTACT WITH DOOR YARD, SECTION ''SOUTHWEST''

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4C, 4th STORY, 2nd APARTMENT FROM EAST AT SOUTH
2025-10-23 ▼

Violation ID: #18318846

Current Status: Open

Date Issued: 2025-10-23T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4C, 4th STORY, 2nd APARTMENT FROM EAST AT SOUTH

Class C § 27-2031 ADM CODE PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 3E, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH
2025-03-18 ▼

Violation ID: #17766501

Current Status: Open

Date Issued: 2025-03-18T00:00:00.000

Description: § 27-2031 ADM CODE PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 3E, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 3E, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH
2025-03-18 ▼

Violation ID: #17766516

Current Status: Open

Date Issued: 2025-03-18T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 3E, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 3B, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH
2024-08-25 ▼

Violation ID: #17221849

Current Status: Open

Date Issued: 2024-08-25T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 3B, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 4A, 4th STORY, 2nd APARTMENT FROM WEST AT NORTH
2024-08-25 ▼

Violation ID: #17221850

Current Status: Open

Date Issued: 2024-08-25T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 4A, 4th STORY, 2nd APARTMENT FROM WEST AT NORTH

Class C HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4A, 4th STORY, 2nd APARTMENT FROM WEST AT NORTH
2024-08-25 ▼

Violation ID: #17221851

Current Status: Open

Date Issued: 2024-08-25T00:00:00.000

Description: HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 4A, 4th STORY, 2nd APARTMENT FROM WEST AT NORTH

Class B § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE 3rd ROOM FROM EAST AT NORTH LOCATED AT APT 4C, 4th STORY, 2nd APARTMENT FROM EAST AT SOUTH
2025-04-20 ▼

Violation ID: #17838943

Current Status: Open

Date Issued: 2025-04-20T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER CEILING IN THE 3rd ROOM FROM EAST AT NORTH LOCATED AT APT 4C, 4th STORY, 2nd APARTMENT FROM EAST AT SOUTH

Class B § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQ.FT AT CEILING IN THE BATHROOM LOCATED AT APT 3E, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH ORIGINAL VIOLATION 17766504 ISSUED 18-MAR-25 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE §27-2017.3a(3)(a) or (b).
2025-03-18 ▼

Violation ID: #18108828

Current Status: Open

Date Issued: 2025-03-18T00:00:00.000

Description: § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQ.FT AT CEILING IN THE BATHROOM LOCATED AT APT 3E, 3rd STORY, 1st APARTMENT FROM WEST AT NORTH ORIGINAL VIOLATION 17766504 ISSUED 18-MAR-25 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVE CODE §27-2017.3a(3)(a) or (b).

Class B § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE BOTTOM WOOD PANEL INSIDE SINK CABINET IN THE KITCHEN LOCATED AT APT 3B, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH
2024-08-25 ▼

Violation ID: #17221848

Current Status: Open

Date Issued: 2024-08-25T00:00:00.000

Description: § 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE BOTTOM WOOD PANEL INSIDE SINK CABINET IN THE KITCHEN LOCATED AT APT 3B, 3rd STORY, 1st APARTMENT FROM EAST AT SOUTH

Class A §27-2104(B) HMC POST A PROPER NOTICE REGARDING RENT STABILIZATION LAW, IN A FORM APPROVED BY THE COMMISSIONER, IN A CONSPICUOUS LOCATION WITHIN THE COMMON AREA AT THE BUILDINGS ENTRANCE. FOR MORE INFORMATION ABOUT SIGNAGE REQUIREMENTS, PLEASE VISIT: HTTPS://WWW.NYC.GOV/SITE/HPD/SERVICES-AND-INFORMATION/REQUIRED-SIGNAGE.PAGE
2026-02-24 ▼

Violation ID: #18662293

Current Status: Open

Date Issued: 2026-02-24T00:00:00.000

Description: §27-2104(B) HMC POST A PROPER NOTICE REGARDING RENT STABILIZATION LAW, IN A FORM APPROVED BY THE COMMISSIONER, IN A CONSPICUOUS LOCATION WITHIN THE COMMON AREA AT THE BUILDINGS ENTRANCE. FOR MORE INFORMATION ABOUT SIGNAGE REQUIREMENTS, PLEASE VISIT: HTTPS://WWW.NYC.GOV/SITE/HPD/SERVICES-AND-INFORMATION/REQUIRED-SIGNAGE.PAGE

Class A § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE CEILING IN THE 3rd ROOM FROM EAST AT NORTH LOCATED AT APT 4C, 4th STORY, 2nd APARTMENT FROM EAST AT SOUTH
2025-04-20 ▼

Violation ID: #17838944

Current Status: Open

Date Issued: 2025-04-20T00:00:00.000

Description: § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE CEILING IN THE 3rd ROOM FROM EAST AT NORTH LOCATED AT APT 4C, 4th STORY, 2nd APARTMENT FROM EAST AT SOUTH

⚠️ 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 9 Class C (immediately hazardous) violations currently open — the most serious HPD category. With 20 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 July 10, 2026. Always verify independently with HPD before signing a lease.

Data Disclaimer: All compliance data on this page is synced directly from municipal reports published via NYC Open Data. Complaint counts and HPD housing violations are updated daily. Building characteristics (built year, unit count, and building class) are derived from the NYC Department of City Planning's PLUTO database.

Data last updated: July 10, 2026 · Source: NYC Open Data

⚠️ Serious Concerns Found

This building has 20 complaints and 9 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: July 10, 2026.