How well maintained is this building?

There are 41 open HPD violations on record, including 22 Class C (the city's most serious category). That's higher than typical for the neighborhood (6 average per building).

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 5 noise complaints with 311 in the past year, above the neighborhood median of 3 among buildings with any noise complaints.

How responsive is management to problems?

Resolved violations at this building closed in about 729 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 Hamilton Heights is about $3,550/month for a one-bedroom.

640 Riverside Drive

Also known as 623 West 141st Street

Hamilton Heights·Manhattan

🔴5 Pest Alerts

⚪Pre-War

Scroll for details

Violation & building data

Violation data updated Oct 1

Sources: NYC Department of Buildings, NYC Housing Preservation & Development +1 more

Building overview

Area Avg$3,5501-bed neighbourhood

Value—needs listing data

Violations22 critical

BuildingElevator

Data as of Oct 1, 2026

Building Quality

How is this calculated?

2.0/ 10Significant Issues

Based on open violations, 311 complaint patterns, and amenities.

Unit Value

How is this calculated?

Limited data — verify with a tour.

Compared to typical rent for this neighborhood and bedroom count.

Highlights

What's great about this place

Pre-war character
Built in 1914
Notable amenities
Bike Room

Things to Know

Real considerations before you sign

Open critical violations
22 Class C (immediately hazardous)
Top complaint type at this building
14 heat complaints in past year
Higher noise than typical for the neighborhood
5 noise complaints in past year (vs 3 median)

How we pick these

Neighbourhood mapOpen in Google Maps

About this building

A 13-story building located in Hamilton Heights-Sugar Hill, containing 134 residential units. Built in 1914.

The Building DNA

Building Services

Elevator

Doorman

Laundry in building

Gym

Parking

Pet-friendly

Unit Perks

In-unit laundry

Dishwasher

High-speed internet

Central A/C

Neighborhood

Hamilton Heights →

The neighborhood: Hamilton Heights

Manhattan · 1,559 buildings tracked

Median asking rent: $3,550 1BR · $4,450 2BR

7Av8thAvBroadwayFultonSt

3 subway stations nearby

8 parks · 2.4 acres · incl. Alexander Hamilton Playground

Full Hamilton Heights guide

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

Higher than typical for this neighborhood (41 vs 6 average per building).

Top issues

Lead Paint11
Structural8
Water/Plumbing8

Severity Key

Class C: Immediately Hazardous (Major)
Class B: Hazardous (Moderate)
Class A: Non-Hazardous (Minor)

Show Critical Only (Class C)

Safety
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 7H, 7th STORY, 1st APARTMENT FROM NORTH AT EAST , SECTION ''South''
Sep 18, 2026Class C
Pests
ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 12A, 12th STORY, 1st APARTMENT FROM WEST AT NORTH , SECTION AT NORTH
Jun 24, 2026Class C
Pests
ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 5H, 5th STORY, 1st APARTMENT FROM NORTH AT EAST , SECTION AT SOUTH
Mar 2, 2026Class C
Pests
ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 3G1, 3rd STORY, 2nd APARTMENT FROM WEST AT NORTH
Dec 2, 2025Class C
Pests
ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 3G1, 3rd STORY, 2nd APARTMENT FROM WEST AT NORTH
Dec 2, 2025Class C

Market Value Estimate

Statistical estimate based on publicly available listing data. Not an appraisal. See disclaimer.Market data as of Oct 1, 2026.

Comp Matrix

Unit Type	This Bldg	Area Avg	Diff.
Studio	—	$2,650	—
1 Bed	—	$3,550	—
2 Bed	—	$4,450	—
3+ Bed	—	$3,800	—

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

GP-UHAB HOUSING DEVELOPMENT FUND CORPORA TION

Responsiveness Score

729days

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 41 open HPD violations on record, including 22 Class C (the city's most serious category). That's higher than typical for the neighborhood (6 average per building).
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 5 noise complaints with 311 in the past year, above the neighborhood median of 3 among buildings with any noise complaints.
How responsive is management to problems?: Resolved violations at this building closed in about 729 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 Hamilton Heights is about $3,550/month for a one-bedroom.

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