O'Neil Property Group

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$4,950,000
82 Days On Site

435 Thorne Lane
Lake Forest, IL 60045

For Sale|Single Family Residence|Active
5
Beds
8
Total Baths
7
Full Baths
1
Partial Bath
8,078
SqFt
$613
/SqFt
2009
Built
County:
Lake
Listing Courtesy of MRED as distributed by MLS Grid of Compass
435 Thorne Lane435 Thorne Lane435 Thorne Lane435 Thorne Lane
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Set on 1.28 acres at the end of a quiet East Lake Forest cul-de-sac, this exceptional contemporary home offers 8,078 square feet above grade plus finished lower level. Walls of glass, a dramatic floating staircase and open living spaces frame views of the pool, terraces and wooded ravine. The kitchen features custom ebony cabinetry, high-end appliances and a large island and opens directly to the family room and outdoor living areas. Substantial recent improvements include new HVAC systems, a new heated driveway, extensive landscaping and drainage work, custom interior upgrades, a whole-house generator and a Crestron lighting and shade-control system. The lower level includes a media room, workout room, bar, guest accommodations and indoor sport court, while the renovated in-law suite has its own kitchen and den. Additional highlights include six bedrooms, 7.1 baths, an elevator, heated pool and spa, screened porch with retractable screens and fireplace, and a heated garage that can accommodate up to 6 cars.

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Listing Snapshot
PriceΒ 
$4,950,000
Days On SiteΒ 
82 Days
BedroomsΒ 
5
Inside Area (SqFt)Β 
8,078 sqft
Total BathsΒ 
8
Full BathsΒ 
7
Partial BathsΒ 
1
Lot SizeΒ 
1.28 Acres
Year BuiltΒ 
2009
MLS NumberΒ 
12718757
StatusΒ 
Active
Property TaxΒ 
$72,427
HOA/Condo/Coop FeesΒ 
N/A
Sq Ft SourceΒ 
Plans
Friends & Family
Recent Activity
2 weeks agoListing updated with changes from the MLS
2 weeks agoStatus changed to Active
3 months agoListing first seen on site
General Features
AcresΒ 
1.28
Attached GarageΒ 
Yes
Direction FacesΒ 
West
FoundationΒ 
Concrete Perimeter
GarageΒ 
Yes
Garage SpacesΒ 
6
ParkingΒ 
AsphaltGarage Door OpenerHeated GarageAttachedGarageDriveway
Parking SpacesΒ 
6
Property Sub TypeΒ 
Single Family Residence
SecurityΒ 
Security System
SewerΒ 
Public Sewer
SqFt BelowΒ 
3754
SqFt TotalΒ 
8078
StyleΒ 
Modern
Interior Features
AppliancesΒ 
Double OvenMicrowaveDishwasherBar FridgeFreezerWasherDryerDisposalWine RefrigeratorCooktopRange HoodHumidifier
BasementΒ 
Sump PumpFinishedExterior EntryFull
CoolingΒ 
Central Air
FireplaceΒ 
Yes
Fireplace FeaturesΒ 
Family RoomLiving RoomMaster BedroomDouble SidedWood BurningGas LogGas StarterMasonry
FireplacesΒ 
3
HeatingΒ 
Natural GasForced AirRadiantZonedRadiant Floor
InteriorΒ 
Wet BarElevatorIn-Law FloorplanBuilt-in FeaturesWalk-In Closet(s)
Laundry FeaturesΒ 
Main LevelUpper LevelGas Dryer HookupLaundry ClosetMultiple LocationsSink
SpaΒ 
Yes
Window FeaturesΒ 
Screens
Bar/EntertainmentΒ 
Dimensions - 5X9Level - Main
Bedroom 2Β 
Dimensions - 15X13Level - Second
Bedroom 3Β 
Dimensions - 14X13Level - Second
Bedroom 4Β 
Dimensions - 18X14Level - Second
Bedroom 5Β 
Dimensions - 14X11Level - Main
Bedroom 6Β 
Dimensions - 24X18Level - Basement
DenΒ 
Dimensions - 20X12Level - Main
Dining RoomΒ 
Dimensions - 19X15Level - Main
Exercise RoomΒ 
Dimensions - 18X11Level - Basement
Family RoomΒ 
Dimensions - 24X18Level - Main
Family Room - DownΒ 
Dimensions - 21X18Level - Basement
KitchenΒ 
Dimensions - 30X19Level - MainDescription - Eating Area-Breakfast Bar,Eating Area-Table Space,Island,Pantry-Closet
LaundryΒ 
Dimensions - 10X8Level - Main
Living RoomΒ 
Dimensions - 36X17Level - Main
Master BedroomΒ 
Dimensions - 19X15Level - Second
Media RoomΒ 
Dimensions - 19X19Level - Basement
OfficeΒ 
Dimensions - 11X10Level - Main
Screened PorchΒ 
Dimensions - 19X14Level - Main
Sitting RoomΒ 
Dimensions - 15X14Level - Second
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Exterior Features
Construction DetailsΒ 
StuccoStone
ExteriorΒ 
Balcony
Lot FeaturesΒ 
Cul-De-SacLandscaped
Patio And PorchΒ 
ScreenedPatioPorch
Pool FeaturesΒ 
In Ground
RoofΒ 
Metal
SpaΒ 
Yes
Windows/DoorsΒ 
Screens
Community Features
MLS AreaΒ 
Lake Forest
School DistrictΒ 
Lake Forest High School
TownshipΒ 
Shields
Schools
School District
Lake Forest High School
Elementary School
Sheridan Elementary School
Middle School
Deer Path Middle School
High School
Lake Forest High School
Listing Courtesy of MRED as distributed by MLS Grid of Compass



Based on information submitted to the MLS GRID as of 2026-10-20 09:11 AM UTC. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.
Last checked: 2026-10-20 09:11 AM UTC
MRED DMCA Copyright Information Copyright Β© 2026 Midwest Real Estate Data LLC. All rights reserved.

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