634 Hemlock Street
Brooklyn, NY 11208BBL 3-04252-0041Map
Owner of record: Mary Thompson
634 Hemlock Street is a two-family home built in 1950 in Brooklyn, 11208. It has 2 residential units across 2 floors. The owner of record is Mary Thompson. HPD has recorded 15 housing violations here, most recently on April 25, 2026. 6 of the 15 most recent violations are still open.
- HPD violations
- 15
- DOB violations
- 0
- ECB violations
- 0
- HPD complaints
- 32
What to know
Immediately hazardous issues among recent violations are still open.
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 · 15
- BHazardous
Properly secure the loose sink at south wall in the kitchen located at apt 2ndflo, 2nd story, 1st apartment from east at south
Apr 25, 2026 · Apt 2NDFLO
Closed — Violation dismissed - BHazardous
Properly repair the source and abate the evidence of a water leak at east wall in the bathroom located at apt 2ndflo, 2nd story, 1st apartment from east at south
Apr 25, 2026 · Apt 2NDFLO
Closed — Violation dismissed - BHazardous
Abate the infestation consisting of mice in the entire apartment located at apt 2ndflo, 2nd story, 1st apartment from east at south
Apr 25, 2026 · Apt 2NDFLO
Closed — Violation dismissed - BHazardous
Abate the infestation consisting of roaches in the entire apartment located at apt 2ndflo, 2nd story, 1st apartment from east at south
Apr 25, 2026 · Apt 2NDFLO
Closed — Violation dismissed - ANon-hazardous
Paint with light colored paint to the satisfaction of this department all peeling paint surfaces in the bathroom located at apt 2ndflo, 2nd story, 1st apartment from east at south
Apr 25, 2026 · Apt 2NDFLO
Open — Nov sent out - IInformation / order
And is therefore subject to civil penalties, prohibited from certifying violations, and denied the right to recover possession of premises for nonpayment of rent until a valid registration statement is filed.
Apr 24, 2026
Open — Info nov sent out - CImmediately hazardous
Abate the nuisance consisting of scalding hot water above 130 degrees in the entire apartment located at apt 2floor, 2nd story, 1st apartment from west at north
Apr 20, 2026 · Apt 2FLOOR
Open — Nov certified late - BHazardous
Repair, replace or provide an approved and operational carbon monoxide detecting device, installed in accordance with applicable law and rules missing in the entire apartment located at apt 2floor, 2nd story, 1st apartment from west at north
Apr 20, 2026 · Apt 2FLOOR
Open — Nov sent out - CImmediately hazardous
Remove the illegal fastening key operated double cylinder lock at building front entrance security door , 1st story
May 8, 2015
Open — Nov certified late - BHazardous
Remove all encumbrances consisting of refrigerator without doors intact at public hall, 1st story
May 8, 2015
Closed — Violation closed
Show 5 more ↓
- CImmediately hazardous
Abate the nuisance consisting of refrigerator with door intact. at public hall, 1st story
May 3, 2015
Closed — Violation closed - CImmediately hazardous
Properly repair the source and abate the evidence of a water leak at the walls and ceiling located at apt 1st, 1st story, 1st apartment from south at west
Mar 8, 2015 · Apt 1ST
Closed — Violation dismissed - BHazardous
Repair the broken or defective plastered surfaces and paint in uniform color the walls and ceiling located at apt 1st, 1st story, 1st apartment from south at west
Mar 8, 2015 · Apt 1ST
Open — Nov sent out - BHazardous
Abate the nuisance consisting of roaches located at apt 1st, 1st story, 1st apartment from south at west
Mar 8, 2015 · Apt 1ST
Closed — Violation dismissed - BHazardous
Abate the nuisance consisting of mice located at apt 1st, 1st story, 1st apartment from south at west
Mar 8, 2015 · Apt 1ST
Closed — Violation dismissed
DOB building violations · 0
No DOB violations on record
ECB violations · 0
No ECB violations on record
Complaints
- Water leak
Heavy flow
Oct 7, 2026 · Apt 1STFLO
Open - Plumbing
Basin/sink
Sep 23, 2026 · Apt 2FLOOR
Open - Electric
Outlet/switch
Sep 23, 2026 · Apt 2FLOOR
Open - Unsanitary condition
Pests
Apr 24, 2026 · Apt 2NDFLO
Close - Plumbing
Bathtub/shower
Apr 24, 2026 · Apt 2NDFLO
Close - Door/window
Window frame
Apr 24, 2026 · Apt 2NDFLO
Close - Unsanitary condition
Pests
Apr 24, 2026 · Apt 2NDFLO
Close - Paint/plaster
Wall
Apr 24, 2026 · Apt 2NDFLO
Close - Door/window
Door frame
Apr 24, 2026 · Apt 2NDFLO
Close - Flooring/stairs
Floor
Apr 24, 2026 · Apt 2NDFLO
Close
Show 22 more ↓
- Plumbing
Basin/sink
Apr 24, 2026 · Apt 2NDFLO
Close - Heat/hot water
Apartment only
Apr 20, 2026 · Apt 2FLOOR
Close - Appliance
Refrigerator
Mar 31, 2026 · Apt 2NDFLO
Close - Paint/plaster
Wall
Mar 31, 2026 · Apt 2NDFLO
Close - Plumbing
Bathtub/shower
Mar 31, 2026 · Apt 2NDFLO
Close - Door/window
Window frame
Mar 31, 2026 · Apt 2NDFLO
Close - Electric
Outlet/switch
Mar 31, 2026 · Apt 2NDFLO
Close - Heat/hot water
Apartment only
Dec 7, 2025 · Apt 2
Close - Unsanitary condition
Pests
Jan 5, 2023 · Apt 1STFLO
Close - Unsanitary condition
Pests
Jan 5, 2023 · Apt 1STFLO
Close - Heat/hot water
Entire building
Jan 9, 2017 · Apt BLDG
Close - Heat/hot water
Apartment only
Jan 6, 2017 · Apt 1FLR
Close - Heat/hot water
Apartment only
Mar 16, 2016 · Apt 1STFL
Close - Appliance
Electric/gas range
Mar 16, 2016 · Apt 1STFL
Close - Heat/hot water
Apartment only
Feb 10, 2016 · Apt 1FL
Close - Unsanitary condition
Mold
Mar 2, 2015 · Apt 1ST
Close - Unsanitary condition
Pests
Mar 2, 2015 · Apt 1ST
Close - Unsanitary condition
Pests
Mar 2, 2015 · Apt 1ST
Close - Water leak
Damp spot
Mar 2, 2015 · Apt 1ST
Close - Unsanitary condition
Pests
Mar 2, 2015 · Apt 1ST
Close - Heating
Heat related
Dec 8, 2013 · Apt 1FL
Close - Heating
Heat related
Oct 25, 2013 · Apt 1FL
Close
Sales history
No recorded sales in our data
Building details
- Building type
- Two-family home (B1)
- Year built
- 1950
- Floors
- 2
- Residential units
- 2
- Building area
- 1,586 ft²
- Lot area
- 1,587 ft²
- Zoning
- R5
- Community board
- 305
- Council district
- 42
- Block / lot
- 4252 / 41
- Assessed value
- $40,920
- Landmark / historic district
- No
Questions about 634 Hemlock Street
Who owns 634 Hemlock Street?
The owner of record in NYC Department of City Planning PLUTO data is Mary Thompson.
Does 634 Hemlock Street have violations?
Yes. NYC HPD has recorded 15 housing violations at this property.
Is 634 Hemlock 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 634 Hemlock Street built?
City records list 1950 as the year it was built.
How many apartments are in 634 Hemlock Street?
It has 2 residential units.
Source: NYC Open Data (DCP PLUTO, HPD, DOB, ECB/OATH, DOF). Records can lag the city's systems. Data refreshed weekly.