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9N Alcove Studio Co-op with Doorman
For Sale
$485,000

225 E 57TH Street 9N, New York City, NY 10022

Largest studio line in a 24-hour doorman co-op, overlooking private landscaped patios from the north tower.

Property SizeContact for details
Days on Market34

Property Features for 225 E 57TH Street 9N

General Information

Standard status Active
Property subtype Apartment

Site & Location

Public Transit Yes
Utilities to Site Yes

Units

Unit Mix 1 x alcove studio
Multifamily Units 1

Amenities

24-hour doorman
roof deck
central laundry rooms
bike storage
package tracking system
on-site garage
marble and glass lobby
renovated hallways

Building Details

Year Built 1963
Listing Agency: Corcoran Group
Listed By: Serena R Brownell · License #30BR0997937 (NY)
Source: Tricialee
Added: Jul 9 Changed: Aug 11 Last Checked: Aug 10 at 9:34AM

Displayed information is deemed reliable but is not guaranteed and should be independently verified. All listing content including descriptions, pricing, images are the copyrighted material of Corcoran Group

Investment Insights

Based on property information with market context.

Residence 9N is a huge alcove studio in the Harridge House, a full-service doorman co-op built in 1963. It’s the largest studio line in the building and can be easily converted into a junior one bedroom. The apartment features a full wall of windows, abundant closets, and gleaming parquet floors. The kitchen and bathroom are in good original condition, with the option to keep them as-is or update with your personal touches.

Located in the building’s north tower, 9N overlooks the building’s private landscaped patios and is insulated from the street, creating a peaceful, quiet setting. Whole Foods is directly across the street, and Trader Joe’s is at 59th Street and First Avenue, with easy access to multiple subway lines and the cross-town bus.

The Harridge House offers a 24-hour doorman, attentive staff, and a live-in building manager, along with a marble and glass lobby. Building amenities include renovated hallways, a roof deck, two central laundry rooms, bike storage, a computerized package tracking system, and an on-site garage with direct building access. Cats are allowed, and emotional support and/or service dogs are permitted with documentation. Pied-a-terre ownership and co-purchasing are permitted.

Key Highlights

  • Largest studio line; can be easily converted into a junior one bedroom
  • 24‑hour doorman co‑op with attentive staff and live‑in building manager
  • North tower views over private landscaped patios; insulated from the street for quiet

Property Analytics

Current Use

Surf Tribe Escapes Travel Agency Ambience Furniture Production Facility Oh Mochi Bakery Songhui Ma Physician Joshua Grossman Physician

Suggested Use

Top Pick Auto Parts Store Butcher Auto Repair Shop Nursing Home (Bike/Boat/Book/etc) Store Daycare Center

Score = modeled unmet demand for each use within ~1 mi (higher = bigger opportunity). Zoning and permitted uses should be independently verified with local authorities.

Lease Details

1
Residential units
Yes
Utilities to site

Location Intelligence

Trade Area within ½ mile

46,622
Businesses Nearby

Demographics for 10022, NY

36,708
Population
25,686
Households
1.4
Avg Household Size
45
Median Age
84%
College-Educated
98%
High-School Grad
0.4 sq mi
ZIP Area
91,770
Density / Sq Mi
$171,038
Median Household Income
$119,657
Median Earnings
$2,928
Median Rent
$1,116,700
Median Home Value
Rey
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Frequently Asked Questions

What type of property is this?
Residential income property - Largest studio line in a 24-hour doorman co-op, overlooking private landscaped patios from the north tower.
Where is this residential income property located?
The property is located at 225 E 57TH Street 9N New York City, NY.
What is the asking price?
The asking price for this property is $485,000.
What are key features of this property?
This property features: Largest studio line; can be easily converted into a junior one bedroom; 24‑hour doorman co‑op with attentive staff and live‑in building manager; North tower views over private landscaped patios; insulated from the street for quiet
More about this property
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