''Chateau Chadeline'' is an architectural landmark,located in prime mid country on Lake Avenue. This impressive stone manor has undergone a complete renovation. There are 6 spa-like ensuite bedrooms, 2 saunas, a restored guest cottage, heated pool, Har-Tru tennis court and dock. This 1903 treasure is sited high on 2.83 acres with sights and sounds of 3 cascading waterfalls. Original architectural details are retained and enhanced with a new chic aesthetic of expansive living areas, sun-drenched rooms, and soaring ceilings, Chef's kitchen is separated by two dramatic stoned-arched doorways opening to a large family room and dining niche with views of pool and property. Bedroom and Library complete the first floor. Lower level Spa with bedroom and laundry opens to the pool and gardens. Exceptional Guest Cottage is beautifully renovated with large open living area, large gourmet kitchen, 2 bedrooms, and an outdoor deck with views of waterfalls. A must see!
Listed by Mary Jones
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License #RES.0806592
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Sotheby's International Realty
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203-249-2950
Last updated September 29, 2025
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Source: FlexMLS #123613
Listing Facts
TypeSingle-family
NeighborhoodMid Country West
Bedrooms6
Bathrooms6.5
Days on Prevu37
Taxes$38,826/year
Size7,456 sqft
Price per sqft$1,408
Amenities
Private Outdoor Space
Washer/Dryer
Air Conditioning
Swimming Pool
Location
Mortgage Calculator
Listing History
09/15/2025
Listed by Sotheby's International Realty
$10,500,000
Property Details for 546 Lake Avenue
Exterior
Construction
Property Condition: Antique
Roof: Tile
Year Built: 1903
Architectural Style: English Manor
Construction Materials: Stone
Exterior Features: Putting Green
Features
Patio And Porch Features: Terrace
Pool Features: Waterfall
Pool Private: Yes
Waterfront Features: Stream, Waterviews
Waterfront: Yes
Measurements
Building Area Total: 7,456
Lot Features: Parklike, Stone Wall
Lot Size Acres: 2.83
Lot Size Area: 2
Lot Size Square Feet: 123,274
Lot Size Units: Acres
Financial
Taxes
Parcel Number: 10-1028
Tax Annual Amount: $38,826.00
Tax Assessed Value: $4,349,800.00
Interior
Features
Fireplace: Yes
Fireplaces Total: 5
Interior Features: Kitchen Island, Bookcases, Entrance Foyer, Sauna
Rooms
Basement: Walk-Out Access, Finished
Bathrooms Full: 6
Bathrooms Half: 1
Bathrooms Total Integer: 7
Bedrooms Total: 6
Other
General
Exclusions: Invisible Fence, Call LB
Location
City Region: South Parkway
Schools
Elementary School
Elementary School: North Street
Middle or Junior School
Middle Or Junior School: Central
Utilities
Equipment
Cooling: Central Air
Has Cooling: Yes
Heating: Natural Gas, Hydro-Air
Has Heating: Yes
Laundry Features: Laundry Room
Sewer: Septic Tank
Utilities: Propane
Water Source: Public
Based on information from Greenwich Multiple Listing Service, Inc. and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.
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.
