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499 W Old Mill Road, 
Lake Forest, IL 60045

$4,700,000


4

Beds


7

Baths


5,576

Sq Ft


Single Family

Active

Listed by

Donna Mancuso

Jean Anderson

Jameson Sotheby'S International Realty

Last updated:

May 15, 2026, 11:04 AM

MLS#

12628867

Source:

MLSNI

About This Home

499 W Old Mill Road

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.

Home Facts

Single Family

7 Baths

4 Bedrooms

Built in 1935

Price Summary

4,700,000

$842 per Sq. Ft.

MLS #:

12628867

Last Updated:

May 15, 2026, 11:04 AM


Rooms & Interior

Bedrooms

Total Bedrooms:

4

Bathrooms

Total Bathrooms:

7

Full Bathrooms:

5

Interior

Living Area:

5,576 Sq. Ft.


Structure

Structure

Architectural Style:

Tudor

Building Area:

5,576 Sq. Ft.

Year Built:

1935


Lot

Lot Size (Sq. Ft):

419,047


Finances & Disclosures

Finances

Price:

$4,700,000

Price per Sq. Ft:

$842 per Sq. Ft.

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Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.