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Detached Single · Lake Forest, IL
$4,700,000
4 beds · 6 baths · 5,576 sqft
499 W Old Mill Road, Lake Forest, IL, 60045
A brick-and-mortar place to make your own — room to make it home.
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What’s special

Central air4-car garage9.62-acre lotIn-unit laundry
This sprawling Tudor style estate is nestled on nearly 10 enchanting acres. Fully fenced, this amazing property borders a public prairie reserve that has been restored to and beyond the historic Jens Jensen design. The grounds are the design pallet that has created award winning gardens across the entire North-Shore and Wisconsin. Featuring a butterfly garden, an organic potager garden, orchard, vineyard, sprawling lawns, and a stocked fishing and water lily pond. The homes interior has been masterfully decorated and restored to its century old elegance. From the original unique ceiling moldings to the Walnut paneling and bookcases this home is beyond compare. The living room features 10 foot ceilings and is perfectly scaled for entertaining and gathering with family and special friends. The elegant dining room with fireplace and leaded glass windows make seasonal dining inside a very special occasion. Across the marble foyer from the dining room is a Southern facing Cypress paneled library that takes full advantage of the properties fabulous vistas and natural light. Altounian builders expertly crafted the chef's kitchen outfitted with fabulous white shaker cabinets, top-of-the-line appliances and exceptional details and finishes. Adjoining the kitchen via the pool breezeway is the bright and airy family room with seamless access to the terrace, a sleek fireplace and a custom bar, as well as access to a pool bathroom. Above the four car garage is a vaulted ceiling three room in-law suite, with full bath, currently being used as an exercise room, yoga studio and craft space. On the 2nd level you will find four beautiful en-suite bedrooms and baths, including the spacious primary suite with luxurious bath and enormous closet. Venture outdoors and enjoy your own private oasis. The entertainment area revolves around a pool and spa, an outdoor fireplace, multiple gathering areas with seating for thirty, and a pergola dining terrace, featuring an all stainless steel kitchen that can easily accommodate twelve - all working in perfect harmony to create an unparalleled al fresco dining experience. Offering almost 6,000 square feet of living space and a one-of-a-kind outdoor haven this home has been crafted to meet your every need - indoors and out. Horses are allowed, and there is the possibility to also subdivide the property.
— the listing agent’s description

The home

4 beds
6 baths
5,576 sqft
Built in 1935
9.62-acre lot
4-car garage
Detached Single
Tudor

What it’ll cost

$843 / sqft
$44,788 taxes / yr
No HOA
37 days on dwello

Estimated monthly payment

$30,093/mo
Principal & interest$24,990
Property taxes$3,732
Homeowners insurance$1,371
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Jun 3
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SAT
Jun 6
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37 days on dwello
Price history
Listed for sale
Apr 27, 2026
$4,700,000
Property taxes
2025
Annual tax bill (MLS)
$44,788/yr
From county records — verify with the assessor.

Features

Central AirNatural GasStuccoPublic SewerHeated GarageYes

Schools

Elementary — Everett Elementary School
Middle — Deer Path Middle School
High — Lake Forest High School
Assigned schools per the listing — always verify enrollment + boundaries with the district.
Neighborhood
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Nearby places via OpenStreetMap — approximate; verify what matters to you. Map © Mapbox © OpenStreetMap.
MLS listing dataMRED
Listed by Donna Mancuso · Jameson Sotheby's International Realty
Listing last updated Jun 2, 2026 · data refreshed from the MLS Jun 17, 2026, 6:22 PM CT
Based on information submitted to the MLS GRID as of Jun 17, 2026, 6:22 PM CT. Listing data © MRED LLC, distributed by MLS GRID — deemed reliable but not guaranteed; independently verify. Anything shown below this point is not MLS listing data.
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