You've used all your free reports this month. Create a free account to keep checking buildings.
Create free account Log in
Free Building Background Check

507 West 111 Street

MANHATTAN, NY 10025 BBL 1018830025 25 units · 6 floors · 1904

Create a free account to view the full analysis for this building and 257 others nearby.

HPD violations vs. neighborhood
Class B/C violations on record vs. a typical building in Morningside Heights
? vs. avg
Fewer violations More violations

Sign in to see how this building compares to others in Morningside Heights.

Rent & eviction protection

Is 507 West 111 Street rent-stabilized?

Rent stabilization caps how much your rent can rise and protects your right to renew. Here's how this building scores on the four signals that usually point to it.

Built before 1974
Built 1904
6 or more units
25 units
Registered with RGB
Not found
421-A / J-51 abatement
None found
Potential rent stabilization. Building age and size suggest eligibility — confirm with the DHCR (Division of Housing and Community Renewal) or request a rent history.

Based on public NYC records. Not legal advice — verify with the DHCR (Division of Housing and Community Renewal) at apps.hcr.ny.gov.

Augrented Insights
AI summary · updated June 2026

AI insights require an account

Sign in or create a free account to read the AI-generated summary for this building.

How we score buildings

How 507 West 111 Street's risk score is calculated

We trained a model on 7 years of city inspection data — HPD violation filings, tenant complaints, and owner track records across their entire portfolio. It estimates the probability that HPD inspectors will find serious or dangerous violations at this address in the next 12 months. Lower % = safer.

What the score means for you

Neighborhood percentile
60th percentile

Out of 257 buildings in this neighborhood, 154 have a higher predicted risk.

RiskiestSafest
Predicted violation outcome
71.6%
No serious
violations
23.5%
Some violations
(1–9)
4.9%
Many violations
(10+)
Risk factors

What's driving this score

These are the three data points that most influenced this building's score — ranked by how much weight the model placed on each one.

Number of apartments

The number of residential units affects how the model interprets complaint and violation totals — more units means more potential sources.

Tenant HPD complaints (past 7 years)

Formal complaints tenants filed with HPD about this address over the last 7 years.

Building size

Total residential square footage — a proxy for building scale and the number of systems (plumbing, HVAC, etc.) that can fail.

Building characteristics
Total units25
Floors6
Year built1904
Gross area26,424 sq ft
Building class
Tax abatementNone
Issue trend & model projection

Violations & complaints per year — solid line is historical record, dashed line is AI projection.

Multiple entrances & addresses

Included addresses

All street addresses that share this building's BBL and are covered by this report.

507 West 111th St, New York, NY 10025
509 West 111th St, New York, NY 10025
Who's behind the building

507 West 111 Street's landlord & ownership

The people and companies registered to this building, the other properties they run, and their court record. A landlord's wider portfolio is often the best predictor of how your building will be treated.

Corporate Owner

Registered contact for this building.

Name
The Blennerhasset Corp
Address
3 West Main Street 205
Elmsford, NY 10523
Landlord portfolio

Other properties owned.

Portfolio data hidden

Sign up to see all properties owned by this landlord, with risk grades for each.

Create free account
What residents say

Reviews from 507 West 111 Street tenants

Real experiences from people who have lived here. Share your honest feedback to help others make informed decisions.

Share your experience — Help other renters by leaving an honest review

Loading reviews…

On the map

Compare nearby alternatives

This building and nearby alternatives, color-coded by risk level. Click any marker to explore.

Buildings nearby
Loading…

You've reached your free report limit

Create a free account to view 5 buildings a month — no credit card needed.

Create free account Log in

Or see paid plans for unlimited access

Watch 507 West 111 Street
Get an email the moment a new violation or complaint is filed.