109 E 100th Street #4A
MLS® #RLS20007649
Listing by RED Sparrow Realty Group LLC
2
Bedrooms
1
Bath
850
Sq. Ft.
1910
Year Built
Quick Summary
Property Highlights
- Fireplace: 1 fireplace
- Character: Pre-war building (1910)
Property Details
Listing History
| Event | Date | Price | Change |
|---|---|---|---|
| Listed | Feb 12, 2025 | $710,000 | - |
| Price Reduced | Jul 31, 2025 | $690,000 | -2.8% |
| Currently | May 9, 2026 | $680,000 | -1.4% |
Description
Actual photos! Welcome to your tranquil retreat in this spacious, south-facing condo on a quiet, tree-lined street at the edge of the Upper East Side, between Park and Lexington Avenues. Modern double-paned windows enhance the natural calm of the location.
The thoughtfully designed open floor plan features a stylish, expansive 29 living roomideal for entertaininghighlighted by recessed lighting. The unit includes two king-size bedrooms, a separate bonus room with a sliding door, a spacious windowed bathroom with a tub/shower combination and vanity cabinet, and a kitchen with two windows that let in evening night. The apartment is in excellent, move-in-ready condition, with ample kitchen storage, granite countertops, and updated stainless steel appliances, including a Maytag refrigerator, GE stove, microwave, dishwasher, and wine cooler, plus a Whirlpool washer and dryer.
Updated pre-war details include high ceilings, hardwood floors, moldings, and a working marbled wood-burning fireplace with a mantel. Ceiling fans in the living room and bedrooms enhance airflow, improving the efficiency of the heating and cooling units.
The apartment has its own Navien combination boiler, providing on-demand hot water and baseboard heat via a thermostat. Installed approximately three years ago, it remains under warranty. (Navien boilers, with proper maintenance, can last 20 years. The current owner recently installed a special filter believed to extend its lifespan and can recommend the trusted HVAC expert who has serviced the unit annually.)
Located in a five-story, pre-war, non-elevator condominium, Unit 4A is three flights up. The building is investor-friendly and managed internally by an experienced condo board. Pets are welcome and the sublet policy is generous and uncomplicated.
Enjoy quick access to cultural and entertainment venues, gourmet restaurants, and shopping. Nearby are Mount Sinai Hospital, The Museum of the City of New York, the Museum of Heritage, El Museo Del Barrio, Central Park, and the Central Park Conservatory.
Convenient transit options include the 4 and 6 Lexington Avenue subway lines at 96th and 103rd St. stations.
Features & Amenities
Interior Features
Appliances
Financial Details
About East Harlem
View All East Harlem ListingsEast Harlem, also known as El Barrio, is a neighborhood rich in culture, art, and history. Known for its colorful murals and the historic La Marqueta, the area features a growing number of new residential developments alongside historic buildings. The real estate market offers some of Manhattan's most accessible price points, featuring a mix of historic walk-up cooperatives, value-driven HDFC units, and a surge of new luxury condominium developments that offer modern amenities and easy access to the Upper East Side.
East Harlem Live Market Data
View NeighborhoodActive Listings
71
Median Asking Price
$745K
Median $/Sqft
$832
Avg Days on Market
N/A
New This Week
9
Price Reduced
32%
Sold (30 Days)
4
Median Sale Price
$665K
Live data from RLS at REBNY • Updated 5/9/26, 9:43 AM EST
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Location
109 E 100th Street #4A, East Harlem, New York County
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Floor Plans
Floor Plan
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 common charges are $218 per month. Confirm the exact amount with the listing broker before making an offer.
The current listed annual property tax is $8,064, or roughly $672 per month. Verify the current assessment with your attorney before closing.
This property has 2 bedrooms and 1 full bathroom.
The listed interior living area is 850 square feet. Verify dimensions independently during due diligence.
According to MLS records, the building was constructed in 1910, making it approximately 116 years old.
This listing is a condominium. Buyers receive a deed to their individual unit and own their space outright, subject to condo association rules.
Pets are permitted at this property. Contact the listing broker for weight limits or breed restrictions.
At the current list price of $680,000 for 850 sq ft, the asking price per square foot is approximately $800. This figure is for reference only and may differ from appraised or assessed values.
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 RED Sparrow Realty Group LLC - Russell T Dinstein
Listing Contact: (212) 601-2686
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 5/9/2026 at 1:43 PM UTC