Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
121 W 77th Street #5

For Sale · Listing by Compass

121 W 77th Street #5

Upper West Side, Manhattan

$885,000

Interested in this property?
Active For Sale Co-op

$885,000

121 W 77th Street #5

Upper West Side, Manhattan

MLS® #RLS20114404

RLS at REBNY

Listing by Compass

Open House Scheduled

Saturday, September 12 • 2:30 PM – 3:30 PM

REBNY 2025: signed Buyer Representation Agreement required before any showing.

2
Bedrooms
1
Bath
N/A
Sq. Ft.
1930
Year Built

Quick Summary

Bedrooms 2
Bathrooms 1
Lot Size 2,021.98 sq ft
Year Built 1930
Ownership Co-op
Maintenance $2,582.5/mo
Neighborhood Upper West Side
Floor 4 of 4

Property Highlights

  • Exposure: South facing
  • Fireplace: 1 fireplace
  • Character: Pre-war building (1930)

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 4
Baths 1 Full
Floor 4 of 4
Exposure South
Pets Yes, CatsOk, DogsOk
Year Built 1930
Structure Type Townhouse
Flooring Hardwood
Furnished Unfurnished
Lot Size 2,021.98 sq ft
Parcel # 1149-0123-00121-000-0000005
Block/Lot 01149/0123

Listing History

Event Date Price Change
Listed Sep 11, 2026 $885,000 -
Currently Sep 12, 2026 $885,000 -

Description

ALL OPEN HOUSES BY APPOINTMENT ONLY Sun-Filled Brownstone Duplex with Wood-Burning Fireplace This charming two-bedroom duplex is set within an intimate and beautifully maintained brownstone co-op at 121 West 77th Street. Occupying the front portion of the fourth and fifth floors, the residence enjoys sunny southern exposures overlooking a picturesque tree-lined Upper West Side street. With just three apartments in the building, this quiet co-op offers a rare sense of privacy. A shared washer and dryer are located in the basement, and in-unit washer/dryer installation is permitted with board approval. The main level features an expansive living and dining area with impressive 10'2" ceilings, hardwood floors, abundant natural light, and a striking wall of exposed brick surrounding a wood-burning fireplace. The generous proportions create a welcoming space for both everyday living and entertaining. The kitchen is conveniently located just off the living area, while a distinctive spiral staircase leads to the upper level. Upstairs, the spacious primary bedroom features exposed brick and a wall of closets. A second bedroom and full bathroom complete the upper level. With high ceilings, hardwood floors, exposed brick, a wood-burning fireplace, excellent storage, and abundant southern light, this unique duplex offers classic brownstone character in a highly desirable Upper West Side location. The location is quintessential Upper West Side, just one block from Central Park and the American Museum of Natural History and Hayden Planetarium, and surrounded by excellent neighborhood shopping, dining, fitness, and convenient transportation, with Zabar's, Fairway and Citarella all close by. The apartment is currently tenant-occupied through December 8, 2026. *some photos are virtually staged/ renovated

Features & Amenities

Interior Features

Common On Floor Common Area Flooring: Hardwood Fireplace (1)

Building Information

Building Data View Compliance & Permits
Total Units 3
Stories 4
Structure Townhouse

Financial Details

Maintenance $2,582.5/mo

The Upper West Side (UWS) is celebrated for its cultural richness and architectural grandeur. Set between Central Park and Riverside Park, the neighborhood provides direct access to green space within the urban grid. Residents enjoy easy access to Lincoln Center, the American Museum of Natural History, and a popular culinary scene. The real estate landscape is famous for its historic brownstones and iconic 'white-glove' apartment buildings along Central Park West and Riverside Drive.

Upper West Side Live Market Data

View Neighborhood

Active Listings

416

Median Asking Price

$1.39M

Median $/Sqft

$1,641

Avg Days on Market

N/A

New This Week

87

Price Reduced

20%

Sold (30 Days)

84

Median Sale Price

$1.34M

Live data from RLS at REBNY • Updated 9/12/26, 5:40 PM EST

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Location

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121 W 77th Street #5, Upper West Side, New York County

Floor Plans

Floor Plan 1
Floor Plan 2

Building Information

Official NYC property records for this building

1910
Year Built
116 years old
5
Floors
C1-8X
Zoning District
Historic District: Upper East Side Historic District

Tax & Assessment

Assessed Value: $6,179,850
Land Value: $3,123,450
Exemptions: $6,179,850

Note: Individual unit taxes may differ. Verify current tax bills with NYC DOF.

Lot Area: 14,168 SF
Building Area: 95,921 SF
Built FAR: 6.77
Allowed FAR: 9

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

Frequently Asked Questions

Common questions about this property

The current listed monthly maintenance are $2,582.5 per month. Confirm the exact amount with Milton Coste before making an offer.

The current listed annual property tax is $0, or roughly $0 per month. Verify the current assessment with your attorney before closing.

This property has 2 bedrooms and 1 full bathroom.

According to MLS records, the building was constructed in 1930, making it approximately 96 years old.

This listing is a co-op (stock cooperative). Buyers purchase shares in a corporation rather than real property, and the board must approve all sales.

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 milton@miltoncoste.com. 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) 416-7433
MLS® ID: RLS20114404
First Listed: 9/11/2026
On Market: 9/11/2026
Price Changed: 9/11/2026
Contract Date: 9/11/2026

Listing Courtesy of Compass - Sabine Meile-LeFebvre

Listing Contact: (212) 203-5424

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 at REBNY

RLS Data display by Keller Williams NYC. Data last updated on 9/12/2026 at 9:40 PM UTC

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Upper West Side Market Update

84 sales last 30 days · $1.39M median · 5 months supply

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Quick Facts

Status Active Type Co-op Neighborhood Upper West Side Borough Manhattan
County New York
Floor 4 of 4
Year Built 1930
First Listed 9/11/2026
Maintenance $2,582.5/mo

Monthly Costs Estimate

Down Payment 20%

$177,000

Interest Rate Loading...

Source: Freddie Mac PMMS

Loan Term 30 years

Est. Monthly Payment

$0

Principal & Interest $0
PMI (under 20% down) $0
Maintenance $2,582.5
Total Monthly $0

Estimates only. Consult a lender for exact figures.

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