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12 Old Mamaroneck Road 7kWhite Plains, NY 10605

For Sale

$290,000

Smart Buyer Rebate - Ask

First time on the market in nearly 40 years! This exceedingly rare, top-floor Junior 4 apartment offers a versatile layout, giving you the flexibility to live as you choose. Whether you want a den, a dedicated home office, a formal dining room, or a secondary sleeping area, this highly regarded "K Line" unit in the Estates of Crystal House Cooperative can accommodate your lifestyle.

Located on the quietest section of the 7th floor, apartment 7K boasts a wall of windows with southwestern exposure that floods the main living areas with enviable natural light while not compromising an ounce of privacy. Building highlights include immediately assigned indoor parking, a friendly 7-day-a-week door staff, a live-in superintendent, on-floor laundry, and numerous cosmetic and structural updates throughout the building.

The Crystal House is situated in the heart of downtown White Plains, yet set apart from the noise and traffic. Residents love being just minutes from dozens of restaurants, grocery stores, shopping destinations, a newly revitalized public transportation hub, and more. Monthly maintenance of $1,446 includes property taxes, common area maintenance, heat, water, garbage and recycling and can be reduced by $111 with Basic STAR or by $284 with Enhanced STAR savings. Contact listing agent for questions about NYS STAR program, building resale requirements or to schedule a private tour.

Listed by Patrick Collins

·

Keller Williams Realty Group

·

914-713-3270

Last updated October 19, 2025

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Source: OneKey #812841

Listing Facts

  • TypeCo-op
  • NeighborhoodOld Mamaroneck Road
  • Bedrooms1
  • Bathrooms1
  • Days on Prevu71
  • HOA/Maint. Fees$1,446/month
  • Size900 sqft
  • Price per sqft$322

Amenities

  • Dishwasher
  • Pets Allowed
  • Elevator
  • Parking

Location

Mortgage Calculator

Listing History

09/30/2025
Listed by Keller Williams Realty Group
$290,000

Property Details for 12 Old Mamaroneck Road 7k

Association

Amenities

  • Association Amenities: Live In Super, Maintenance, Maintenance Grounds, Parking
  • Pets Allowed: Call

Financial

  • Flip Tax: 1.00
  • Number Of Shares: 600

General

  • Association Name: Estates Of Crystal House Cooperative

Exterior

Construction

  • Property Attached: Yes
  • Property Condition: Actual
  • Stories Total: 7
  • Window Features: Aluminum Frames, Double Pane Windows, Wall Of Windows
  • Year Built: 1960
  • Architectural Style: Other
  • Common Walls: 2+ Common Walls, No One Above
  • Construction Materials: Brick
  • Entry Level: 7

Features

  • Building Features: Bicycle Room
  • Road Frontage Type: Municipal

Measurements

  • Building Area Units: Square Feet
  • Frontage Type: Municipal

Interior

Features

  • Appliances: Dishwasher, Electric Range, Microwave, Refrigerator
  • Flooring: Hardwood
  • Interior Features: Ceiling Fan(s), Eat-in Kitchen, Elevator, High Speed Internet, Recessed Lighting

Measurements

  • Living Area: 900
  • Living Area Source: Plans

Rooms

  • Basement: Common, Finished, Walk-Out Access
  • Has Basement: Yes
  • Bathrooms Full: 1
  • Bathrooms Total Integer: 1
  • Bedrooms Total: 1
  • Rooms Total: 5

Parking

Parking

  • Garage Spaces: 1
  • Garage: Yes
  • Parking Features: Assigned, Garage, Garage Door Opener, Heated Garage, Off Street, Private
  • Parking Total: 1

Schools

Elementary School

  • Elementary School: White Plains
  • Elementary School District: White Plains

High School

  • High School: White Plains Senior High School
  • High School District: White Plains

Middle or Junior School

  • Middle Or Junior School: White Plains Middle School
  • Middle Or Junior School District: White Plains

Utilities

Equipment

  • Cooling: Wall/Window Unit(s)
  • Heating: Steam
  • Laundry Features: Common Area, In Hall, Multiple Locations
  • Sewer: Public Sewer
  • Utilities: Cable Connected, Electricity Connected, Phone Available, Sewer Connected, Trash Collection Public, Water Connected
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this co-op have?

There is 1 bedroom and 1 bathroom in this co-op at 12 Old Mamaroneck Road 7k.

What schools are nearby to 12 Old Mamaroneck Road 7k?

Nearby schools include the White Plains Elementary School, White Plains Middle School, and White Plains Senior High School.

Does this co-op have parking?

Yes, there is 1 parking space available for 12 Old Mamaroneck Road 7k.

Are pets allowed at 12 Old Mamaroneck Road?

Yes, 12 Old Mamaroneck Road allows pets. Check the Property Details for any relevant restrictions.

How does 12 Old Mamaroneck Road 7k compare to other co-ops in Old Mamaroneck Road?

This co-op is listed 50% above the average price for co-ops in Old Mamaroneck Road and has been on the market for 11 less days than the typical home in this area.

What building or home owners association is the co-op part of?

This co-op is part of the Estates Of Crystal House Cooperative home owners association.

What is the square footage on this co-op?

According to the MLS, this listing is 900 sqft.

12 Old Mamaroneck Road 7k is a 1-bedroom, 1-bath co-op for sale in White Plains NY 10605. Listed on Prevu for 71 days at $290,000. This residence features 900 square feet of living space, located in White Plains. The median listing price for co-ops in this area is $169,900. Nearby schools include White Plains Elementary School, White Plains Middle School, and White Plains Senior High School. Additional amenities include dishwasher, pets allowed, elevator, and parking. View other co-op listings in White Plains.

The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey™ MLS. The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. Information Copyright 2025, OneKey™ MLS. All Rights Reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.