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MLS ID KEY958315Last updated Aug 24, 2026

Single Family

584 Milltown Road

Active · Southeast · Putnam County, NY 10509

Bedrooms
10 Beds
Bathrooms
6 Baths
Year built
1970
Est. monthly taxes
$3,093.94
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About this home

Set on five private, wooded acres in one of Putnam County’s most desirable locations, this exceptional 21-room estate offers rare privacy, scale, and architectural significance. Originally built in 1928 and featured in House Beautiful, the home was designed by Ilonka Karasz, renowned artist and co-founder of MoMA. After serving as a wellness retreat, the property has been thoughtfully restored to a stunning single-family residence. A grand foyer opens to a dramatic vaulted living area anchored by a striking fireplace and sliding doors to a garden terrace. The dining area flows seamlessly into a sunlit wet bar and a newly renovated, lofted chef’s kitchen with high-end stainless steel appliances, oversized windows, and a statement granite island. A winding hallway leads to ten renovated bedrooms, five with en-suite baths. A lofted library with a fireplace connects the bedroom wings, while an additional living room or study opens through Andersen doors to a private rear terrace. A winding staircase leads to a beautifully renovated studio with panoramic views and its own terrace. Additional spaces include a billiards and poker room, fitness center, wine cellar, and attached two-car garage. Outdoor amenities feature a 35-foot swimming pool, a tranquil pond, and a covered carport creating a true estate setting with exceptional versatility. With its scale, layout, and prior use, the property offers outstanding flexibility for a variety of lifestyle or income-producing opportunities, including a boutique bed-and-breakfast, luxury short-term rental, wellness or retreat center, private event venue, or multigenerational compound, subject to approvals.

Listing snapshot

Days on site
59 days
Listed on MLS
Feb 4, 2026
Full baths
6
Half baths
0
Annual property tax (MLS)
$37,127.3
Tax year
2025
Area source (MLS)
Public Records
Listing brokerage
Compass Greater NY, LLC
MLS ID
KEY958315
Last updated
Aug 24, 2026

General features

Property type
Single Family
Property subtype
Single Family Residence
Year built
1970
Garage
Yes
Garage spaces
2
Parking
Attached, Carport, Covered, Driveway, Garage, Garage Door Opener
Water source
Well
Sewer
Septic Tank
Utilities
Electricity Connected, Propane

Interior features

Basement
Partial, Unfinished
Heating
Baseboard, Electric, Forced Air, Oil
Cooling
Ductless, Wall/Window Unit(s)
Interior
First Floor Bedroom, First Floor Full Bath, Beamed Ceilings, Breakfast Bar, Built-in Features, Cathedral Ceiling(s), Ceiling Fan(s), Chandelier, Chefs Kitchen, Double Vanity, Eat-in Kitchen, Entrance Foyer, Formal Dining, Granite Counters, High Ceilings, High Speed Internet, In-Law Floorplan, Kitchen Island, Natural Woodwork, Open Floorplan, Open Kitchen, Primary Bathroom, Master Downstairs, Soaking Tub, Storage, Washer/Dryer Hookup
Appliances
Gas Oven, Gas Range, Microwave, Oven, Range, Refrigerator, Stainless Steel Appliance(s)
Flooring
Carpet, Hardwood

Exterior features

Architectural style
A-Frame, Farmhouse
Construction materials
Shingle Siding, Stone
Private pool
Yes

Schools (MLS)

Elementary school
John F. Kennedy
Elementary school district
Brewster
Middle school
Henry H Wells Middle School
Middle school district
Brewster
High school
Brewster High School
High school district
Brewster

School information is provided by the MLS. Confirm attendance eligibility with the school district.

Recent activity

  1. First seen on this site
  2. Listing updated from MLS
  3. MLS status changed

Location

Southeast · Putnam County, NY 10509Show interactive map
584 Milltown Road

Southeast · Putnam County, NY 10509

Google Maps directions

Estimate monthly payment

Loan detailsFixed-rate, fully amortizing loan. Edit the assumptions below; no market rate is supplied.
Property expenses (USD)
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Estimated monthly principal & interest—

Monthly property taxNot provided

Monthly association / maintenance feesNot provided

Estimated monthly total of entered costs—

Excludes insurance, mortgage insurance, special assessments and lender fees. MLS taxes may reflect abatements or exemptions and can change.

Listing data is supplied by the MLS and may change without notice.