For Sale
Single family home for sale at 517a Old Chappaqua Rd, Mount Pleasant, NY 10510 | MLS# 968446 | Listing updated on 2026-07-20
Photo 1 of Single family home for sale at 517a Old Chappaqua Rd, Mount Pleasant, NY 10510 | MLS# 968446 | Listing updated on 2026-07-20
Photo 2 of Single family home for sale at 517a Old Chappaqua Rd, Mount Pleasant, NY 10510 | MLS# 968446 | Listing updated on 2026-07-20
Photo 3 of Single family home for sale at 517a Old Chappaqua Rd, Mount Pleasant, NY 10510 | MLS# 968446 | Listing updated on 2026-07-20
Photo 4 of Single family home for sale at 517a Old Chappaqua Rd, Mount Pleasant, NY 10510 | MLS# 968446 | Listing updated on 2026-07-20
19+
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$2,489,222

Monthly Est:$12,390

  • Beds Icon5 Beds
  • Beds Icon
    5 Baths
  • Beds Icon5,391sqft

517a Old Chappaqua Rd, Mount Pleasant, NY 10510

$12,390/moEst:

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  • Single Family Residence

  • Built in 2026

  • $-- HOA

  • 41,382 sqft lot

  • $462/sq.ft

Description

Exquisite new 5 bedroom, 4.1 bath center hall colonial to be built offering refined luxury and timeless architectural elegance in an exceptional cul-de-sac setting. Perfectly positioned on just shy of one acre and backing the serene wooded grounds of the Edith Macy Center, this residence blends privacy, prestige, and natural beauty. A rare opportunity exists to fully customize finishes, materials, colors, and upgrades — allowing you to curate a home that reflects your personal vision and lifestyle. Upon entry, a dramatic double-sided staircase with an architectural catwalk creates a breathtaking focal point. Thoughtfully designed with 9-foot ceilings throughout and a so...

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  • Houzeo last checked: 12 minutes ago
  • Listing updated: July 20, 2026 at 7:57 pm
  • Listing Provided by: Mark J. Seiden (914) 762-2200 | Mark Seiden Real Estate Team (914) 762-2200
  • Source: OneKey MLS-NY | MLS#: 968446 OneKey MLS-NY

Property Details

  • Status

    Active

  • Type

    Single Family Residence

  • No. of Stories

    -

  • County

    Westchester County

  • City

    Mount Pleasant

  • Neighborhood

    --

  • Year Built

    2026

  • HOA Fees

    -

  • Finished Area

    5,391 sqft

  • Lot Size

    41,382 sqft lot

  • Basement Area

    - sqft

  • MLS Name

    OneKey MLS

  • MLS Number

    968446

  • MLS Status

    Active

  • Days on Market

    194

  • Cumulative Days on Market

    133

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Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 5

    Bathrooms: 5

  • Kitchen

    Level: First

  • Dining Room

    Level: First

  • Living Room

    Level: First

  • Family Room

    Level: First

  • Office

    Level: First

  • Laundry

    Level: First

  • Primary Bedroom

    Level: Second

  • Primary Bathroom

    Level: Second

  • Bedroom 2

    Level: Second

  • Bathroom 1

    Level: First

  • Bathroom 2

    Level: Second

  • Bedroom 3

    Level: Second

  • Bathroom 3

    Level: Second

  • Bedroom 4

    Level: Second

  • Bathroom 4

    Level: Second

  • Bonus Room

    Level: Second

Interior

  • Heating

    Electric

  • Cooling

    Central Air

  • Flooring

    Hardwood

  • Appliances

    Dryer, Stainless Steel Appliance(s), Washer

  • Interior Features

    Breakfast Bar, Cathedral Ceiling(s), Chefs Kitchen, Crown Molding, Eat In Kitchen, High Ceilings, His And Hers Closets, Kitchen Island, Pantry, Primary Bathroom, Quartz/quartzite Counters, Recessed Lighting, Soaking Tub, Walk In Closet(s)

  • Sewer

    Public Sewer

Construction

  • Year Built

    Year Built: 2026

  • Home type

    Single Family Residence

  • Property Condition

    To Be Built

  • Architectural Style

    Colonial

  • Construction Materials

    Hardi Plank Type

Utilities & Energy

  • Parking Features

    Attached

  • Water Source

    Well

  • Utilities

    Electricity Connected, Sewer Connected, Trash Collection Public

  • Laundry Features

    Laundry Room

  • Fireplace Features

    Family Room

  • Basement

    Unfinished

Other Features

  • Patio And Porch Features

    Patio

  • Disclosures

    None

Price History

DateEventPrice

03/09/2026

Source: mls_logoOneKey MLS-NY #KEY968446

Listed for Sale

$2,489,222

$462/sqft

Based on information from OneKey MLS, through Sep 20, 2026, 07:02AM. IDX information is provided exclusively for personal, non-commercial use, and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information is deemed reliable but not guaranteed. © 2026 OneKey® MLS. All rights reserved.

Advertising Broker: Mark Karten | Karten Real Estate Services

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