For Sale · Listing by Serhant
642 W 138TH Street
Hamilton Heights, Manhattan
$1,950,000
$1,950,000
642 W 138TH Street
MLS® #RLS20112333
Listing by Serhant
- 4
- Bedrooms
- 3
- Baths
- N/A
- Sq. Ft.
- 1901
- Year Built
Quick Summary
Property Highlights
- Views: Other
- Outdoor Space: Deck
- Climate Control: Central Air
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Sep 2, 2026 | $1,950,000 | - |
| Currently | Sep 3, 2026 | $1,950,000 | - |
Description
642 West 138th Street presents a rare opportunity to own a classic Harlem townhouse on a picturesque, tree lined block between Broadway and Riverside Drive in the heart of Hamilton Heights. Built in 1901, this well maintained single family townhouse is currently configured with four bedrooms, three bathrooms, and a dedicated home office, offering a flexible layout for modern living. The property also provides the option to convert to a two family configuration, giving future owners additional flexibility for rental income, multigenerational living, or a separate guest residence. One of the property's most compelling features is its long term development potential. With a maximum buildable area of approximately 7,885 square feet, there is an opportunity to substantially increase the existing footprint. Located outside of a historic district, the property also offers greater freedom to reimagine and customize the exterior, subject to applicable zoning and building approvals. The home is fully electric and benefits from exceptionally low annual property taxes of under $6,000, an increasingly rare advantage for a Manhattan townhouse. The location combines residential charm with exceptional accessibility. The 1 train at 137th Street City College is just one block away, providing a convenient commute to Midtown and throughout Manhattan. Riverside Park and Riverbank State Park are nearby, offering waterfront paths, green space, recreation, and access to the Hudson River. The surrounding neighborhood continues to benefit from major institutional anchors, including Columbia University's expanding Manhattanville campus, The City College of New York, and NewYork Presbyterian Hospital. Whether you're looking for a spacious primary residence, the flexibility of a two family home, or a townhouse with meaningful expansion potential, 642 West 138th Street offers a unique combination of location, versatility, low carrying costs, and future upside in one of Hamilton Heights' most desirable residential pockets.
Features & Amenities
Interior Features
Exterior Features
Building Amenities
Appliances
Building Information
Financial Details
About Hamilton Heights
View All Hamilton Heights ListingsHamilton Heights is a historic and architecturally stunning section of Harlem, named after Alexander Hamilton. The neighborhood is famous for its grand row houses and the beautiful campus of City College. Residents enjoy proximity to Riverbank State Park and a growing number of cafes and restaurants. The real estate market features a mix of impeccably preserved historic townhouses, value-driven HDFC cooperatives, and modern boutique developments.
Hamilton Heights Live Market Data
View NeighborhoodActive Listings
36
Median Asking Price
$687K
Median $/Sqft
$771
Avg Days on Market
N/A
New This Week
1
Price Reduced
42%
Sold (30 Days)
5
Median Sale Price
$625K
Live data from RLS at REBNY • Updated 9/3/26, 1:50 AM EST
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Location
642 W 138TH Street, Hamilton Heights, New York County
Floor Plans
Building Information
Official NYC property records for this building
Tax & Assessment
Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.
Source: NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning (data.cityofnewyork.us)
Want help estimating ownership costs or understanding building compliance? Let's discuss
Listing Data
RLS® at REBNY (Real Estate Board of New York) via Trestle API. Updated in real-time.
Building Data
NYC PLUTO (Primary Land Use Tax Lot Output), NYC Department of City Planning. Updated quarterly.
Market Data
RLS® at REBNY (Real Estate Board of New York). Live data updated in real-time.
Map & Location
OpenStreetMap contributors via Leaflet. Geocoding via Nominatim.
All data is provided for informational purposes only and should be independently verified. See our Data Sources Policy for more information.
Frequently Asked Questions
Common questions about this property
The current listed annual property tax is $5,220, or roughly $435 per month. Verify the current assessment with your attorney before closing.
This property has 4 bedrooms and 3 full bathrooms.
According to MLS records, the building was constructed in 1901, making it approximately 125 years old.
This listing is None
Pets are permitted at this property. Contact Milton Coste for weight limits or breed restrictions.
To schedule a private showing, contact Milton Coste at (917) 416-7433 or [email protected]. Per REBNY guidelines effective 2025, a Buyer Representation Agreement is required before a buyer's broker can show you properties. You may attend open houses independently without one.
Have a question not answered here?
(917) 416-7433Listing Courtesy of Serhant - Stanley P Montfort
Listing Contact: (908) 414-6006
Listing information for certain New York City properties provided courtesy of the Real Estate Board of New York's Residential Listing Service (the "RLS"). The information contained in this listing has not been verified by the RLS and should be verified by the consumer. The listing information provided here is for the consumer's personal, non-commercial use. Retransmission, redistribution or copying of this listing information is strictly prohibited except in connection with a consumer's consideration of the purchase and/or sale of an individual property. This listing information is not verified for authenticity or accuracy and is not guaranteed and may not reflect all real estate activity in the market. ©2026 The Real Estate Board of New York, Inc., all rights reserved. This advertisement does not suggest that the broker has a listing in this property or properties or that any property is currently available.
Broker Commission Disclosure: Broker commissions are not set by law and are fully negotiable.
Buyer Notice: Planning to work with a buyer's broker? A Buyer Representation Agreement is required before your broker can show you properties, per REBNY/UCBA guidelines (effective 2025). You may attend open houses independently without one.
RLS Data display by Keller Williams NYC. Data last updated on 9/3/2026 at 5:50 AM UTC
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Hamilton Heights Market Update
5 sales last 30 days · $687K median · 7.2 months supply
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Quick Facts
Monthly Costs Estimate
$390,000
Source: Freddie Mac PMMS
Est. Monthly Payment
$0
Estimates only. Consult a lender for exact figures.
Mansion tax applies at this price point
New York State charges the buyer a mansion tax on residential purchases at $1,000,000 or more. At this asking price the tier is $1M to $1,999,999 at 1.00%, applied to the whole purchase price. It is due in cash at closing and cannot be financed.
Estimated mansion tax at asking
$19,500
Estimate based on the asking price. Confirm your own obligation with your real estate attorney.
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