635 3rd Street
Building overview
Data as of Jul 1, 2026
Based on open violations, 311 complaint patterns, and amenities.
Compared to typical rent for this neighborhood and bedroom count.
Highlights
What's great about this place
- Pre-war characterBuilt in 1920
Things to Know
Real considerations before you sign
- Open critical violations7 Class C (immediately hazardous)
- Top complaint type at this building12 heat complaints in past year
- Significant issues across building dataSee violation history below for details
About this building
A 6-story building located in Park Slope, containing 30 residential units. Built in 1920.
The neighborhood: Park Slope
Brooklyn · 3,806 buildings tracked
Median asking rent: $4,048 1BR · $6,800 2BR
4 subway stations nearby
1 park · 0.2 acres · incl. Gardens Of Union
Available Units
0 active
No past listings.
Past and off-market units will appear here when data is available.
Safety & Violations
Safety Record
Active Violations
Open HPD violations on record for this building.
Top issues
- Lead Paint17
- Safety3
- Rubbish2
Severity Key
- Class C: Immediately Hazardous (Major)
- Class B: Hazardous (Moderate)
- Class A: Non-Hazardous (Minor)
- Lead Paint
H) AND 27-2056.17 ADM CODE -CORRECT FAILURE TO PROVIDE TO THE DEPARTMENT WITHIN 45 DAYS OF DEMAND ALL RECORDS REQUIRED TO BE MAINTAINED BY OWNER PURSUANT TO LOCAL LAW 1 OF 2004 RELATED TO LEAD-BASED PAINT NOTICES, INSPECTIONS AND REMEDIATION/ABATEMENT ACTIVITIES.
Jul 18, 2024Class C - Lead Paint
CORRECT FAILURE TO NOTIFY OCCUPANTS AND/OR TO INVESTIGATE LEAD-BASED PAINT HAZARDS.
Jul 18, 2024Class C - Safety
C) MDL AND 28 RCNY §25-171: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE . IN THE ENTRANCE LOCATED AT APT 4A, 4th STORY, 1st APARTMENT FROM SOUTH AT WEST
Oct 10, 2023Class C - Lead Paint
H) AND 27-2056.17 ADM CODE -CORRECT FAILURE TO PROVIDE TO THE DEPARTMENT WITHIN 45 DAYS OF DEMAND ALL RECORDS REQUIRED TO BE MAINTAINED BY OWNER PURSUANT TO LOCAL LAW 1 OF 2004 RELATED TO LEAD-BASED PAINT NOTICES, INSPECTIONS AND REMEDIATION/ABATEMENT ACTIVITIES.
Feb 27, 2023Class C - Lead Paint
CORRECT FAILURE TO NOTIFY OCCUPANTS AND/OR TO INVESTIGATE LEAD-BASED PAINT HAZARDS.
Feb 27, 2023Class C
Market Value Estimate
Statistical estimate based on publicly available listing data. Not an appraisal. See disclaimer.Market data as of Jul 1, 2026.
Comp Matrix
| Unit Type | This Bldg | Area Avg | Diff. |
|---|---|---|---|
| Studio | — | $3,095 | — |
| 1 Bed | — | $4,047.5 | — |
| 2 Bed | — | $6,800 | — |
| 3+ Bed | — | $6,574.5 | — |
Value Verdict
Insufficient listing or market data to compute a verdict for this building.
Rent vs. Buy Analysis
No listing data available to estimate rent vs. buy.
Management & Operations
Management & Performance
Owner/Operator
70 PPW, LLC
Responsiveness Score
Average time to resolve violations
Slower than NYC average (45 days)
We haven't verified this building's policies yet. Pet, utility, and leasing details appear here once we've reviewed the management company's official site — we only show policies we can source, never assumptions.
Living here — quick answers
Every answer comes from public records for this specific building — we skip questions we can't answer with data.
- How well maintained is this building?
- There are 25 open HPD violations on record, including 7 Class C (the city's most serious category).
- Is this building rent-stabilized?
- Yes — this building appears on the DHCR rent-stabilized building list. Ask the landlord to confirm whether a specific apartment is stabilized.
- How noisy is this building?
- Neighbors filed 1 noise complaint with 311 in the past year, about the neighborhood median of 1.
- How responsive is management to problems?
- Resolved violations at this building closed in about 354 days on average (NYC average is roughly 45 days). Open items are listed in the Safety & Violations section above.
- What does it cost to live here?
- We don't have current listings for this building. Typical asking rent in Park Slope is about $4,048/month for a one-bedroom.