Milton Coste

Licensed Real Estate Associate Broker

(917) 416-7433
12 W 17TH Street #6

For Sale · Listing by Corcoran Group

12 W 17TH Street #6

Flatiron, Manhattan

$3,495,000

Interested in this property?
Active For Sale Co-op

$3,495,000

$1,387 per sq ft

12 W 17TH Street #6

Flatiron, Manhattan

MLS® #RLS20114732

RLS at REBNY

Listing by Corcoran Group

2
Bedrooms
2
Baths
2,520
Sq. Ft.
1925
Year Built

Quick Summary

Bedrooms 2
Bathrooms 2
Living Area 2,520 sq ft
Year Built 1925
Ownership Co-op
Maintenance $4,500/mo
Neighborhood Flatiron
Floor 6 of 12

Property Highlights

  • Views: City
  • Exposure: East,North,South facing
  • Style: Loft architecture

Property Details

Type Co-op
Ownership Stock Cooperative
Total Rooms 5
Baths 2 Full
Floor 6 of 12
View City
Exposure East,North,South
Pets Yes
Year Built 1925
Living Area 2,520 sq ft
Architectural Style Loft
Structure Type HighRise
Basement Other
Block/Lot 00818/0058

Listing History

Event Date Price Change
Listed Sep 13, 2026 $3,495,000 -
Currently Sep 14, 2026 $3,495,000 -

Description

FULL-FLOOR FLATIRON LOFT WITH KEY-LOCK ELEVATOR ENTRY A quintessential Flatiron loft, this nearly 2,600ft expansive full-floor residence pairs authentic downtown character with exceptional scale, privacy and flexibility. Currently configured with two bedrooms and two baths, the sprawling layout can readily accommodate a third or fourth bedroom and potentially an additional bath while preserving its generous entertaining spaces. A key-lock elevator opens directly into the residence, where ceilings soaring over 11 feet, exposed brick, hardwood floors and oversized windows set a dramatic tone. The corner great room offers impressive proportions for living and dining, while the open kitchen is finished with sleek gray cabinetry, concrete countertops, a vented Wolf cooktop and oven, French-door refrigerator, dishwasher and wine refrigerator. Quietly positioned at the rear of the loft, the sunlit primary suite features two large closets and a spacious bath with a frameless glass shower, soaking tub and double vanity. A generous second bedroom and full bath, designer lighting, abundant storage and an oversized utility room with a vented Miele washer and dryer complete the residence. A private locked storage room also conveys with the apartment. Built in 1912, 12 West 17th Street is an intimate 11-residence cooperative in the heart of the Ladies' Mile Historic District. The handsome limestone-and-brick building offers key-lock elevator access, video intercom and weekday superintendent service. Ideally positioned at the crossroads of Flatiron, Chelsea, Union Square and Gramercy, the residence is moments from the Union Square Greenmarket, Whole Foods, Trader Joe's, acclaimed dining, world-class shopping and convenient access to nearly every major subway line. No pied-a-terres. Monthly Maintenance is $3,500/mo + $1,000 onging capial improvement. Please note, some images have been virtually staged.

Features & Amenities

Interior Features

High Ceilings Storage Building None Washer Hookup In Unit

Exterior Features

None

Building Amenities

Bike Storage Storage

Appliances

Dishwasher Washer Dryer Allowed

Building Information

Building Data View Compliance & Permits
Total Units 1
Stories 12
Structure HighRise
Style Loft

Financial Details

Maintenance $4,500/mo

The Flatiron District is a busy intersection of history, technology, and luxury living. Named after the iconic Flatiron Building, the neighborhood is centered around Madison Square Park and is a hub for the city's 'Silicon Alley.' The real estate market is famous for its grand cast-iron loft buildings with high ceilings and expansive floor plans, alongside ultra-luxury glass towers that offer modern amenities and central Manhattan convenience.

Flatiron Live Market Data

View Neighborhood

Active Listings

98

Median Asking Price

$2.42M

Median $/Sqft

$1,782

Avg Days on Market

N/A

New This Week

22

Price Reduced

24%

Sold (30 Days)

24

Median Sale Price

$1.95M

Live data from RLS at REBNY • Updated 9/14/26, 2:14 AM EST

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Location

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12 W 17TH Street #6, Flatiron, New York County

Floor Plans

Floor Plan 1
Floor Plan 2

Building Information

Official NYC property records for this building

1912
Year Built
114 years old
12
Floors
11
Residential Units
C6-4A
Zoning District
Elevator Apartments Historic District: Ladies' Mile Historic District

Tax & Assessment

Assessed Value: $3,628,350
Land Value: $332,100
Exemptions: $0

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

Lot Area: 2,760 SF
Building Area: 30,240 SF
Built FAR: 10.96
Allowed FAR: 10

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 $4,500 per month. Confirm the exact amount with Milton Coste before making an offer.

This property has 2 bedrooms and 2 full bathrooms.

The listed interior living area is 2,520 square feet. Verify dimensions independently during due diligence.

According to MLS records, the building was constructed in 1925, making it approximately 101 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: yes,Building Pets Allowed Comments:yes. Contact Milton Coste for weight limits or breed restrictions.

At the current list price of $3,495,000 for 2,520 sq ft, the asking price per square foot is approximately $1,387. 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 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: RLS20114732
First Listed: 9/13/2026
On Market: 9/13/2026
Price Changed: 9/13/2026
Contract Date: 9/13/2026

Listing Courtesy of Corcoran Group - Dana Romita

Listing Contact: (201) 314-9360

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 9/14/2026 at 6:14 AM UTC

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Flatiron Market Update

24 sales last 30 days · $2.42M median · 4.1 months supply

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New listings in this neighborhood

Quick Facts

Status Active Type Co-op Neighborhood Flatiron Borough Manhattan
County New York
Floor 6 of 12
Year Built 1925
First Listed 9/13/2026
Style Loft
Living Area 2,520 sqft
Maintenance $4,500/mo

Monthly Costs Estimate

Down Payment 20%

$699,000

Interest Rate Loading...

Source: Freddie Mac PMMS

Loan Term 30 years

Est. Monthly Payment

$0

Principal & Interest $0
PMI (under 20% down) $0
Maintenance $4,500
Total Monthly $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 $3M to $4,999,999 at 1.50%, applied to the whole purchase price. It is due in cash at closing and cannot be financed.

Estimated mansion tax at asking

$52,425

Run the numbers on a different offer price

Estimate based on the asking price. Confirm your own obligation with your real estate attorney.

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