Was listed for:Terminated Sep 17, 2025
$11,990,000

3310 18th Sideroad

King (Rural King), ON L7B 0H4

Detached House TerminatedNot available

Property not available for sale or for rent.

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Sale & Price History for 3310 18th Sideroad, King, Rural King

2026-05-22
2026-08-31
Terminated
Price
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2026-02-25
2026-05-25
Terminated
Price
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2025-11-05
2026-02-23
Terminated
Price
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2025-09-18
2025-11-03
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2025-07-14
2025-09-17
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Price
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MLS#
n12283135
2025-03-03
2025-07-10
Terminated
Price
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2024-10-08
2025-02-27
Terminated
Price
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*Sold prices and complete sale & price history are regulated data. Under the Trust in Real Estate Services Act, 2002 (TRESA) and the rules of the Real Estate Council of Ontario (RECO), and pursuant to the Multiple Listing Service® rules of the Canadian Real Estate Association (CREA) and the Toronto Regional Real Estate Board (TRREB), this information may be shown only to registered users who have agreed to the applicable terms of use (a Virtual Office Website, or "VOW," arrangement). HOMEH Inc., Brokerage therefore provides it to signed-in members only. Creating an account is free and takes under a minute.

About 3310 18th Sideroad, King, Rural King

introducing a residence of unrivaled grandeur, where architectural artistry meets timeless elegance. Nestled on ten acres of immaculate, level grounds, this extraordinary estate offers over 20,000 square feet of refined living space, where each room showcases exceptional craftsmanship and exquisite detail destined to surpass every expectation. A majestic foyer welcomes you with soaring ceilings and sweeping palace-inspired staircases, setting a regal tone for greeting guests in opulent style. Expansive entertaining salons boast custom 22-foot ceilings and walls of glass that frame panoramic vistas, immersing the interiors in natural light and breathtaking scenery. Indulge in eight sumptuous suites, including a master retreat designed as a sanctuary of comfort and serenity. Unwind in your private spa and sauna, enjoy cinematic experiences in the state-of-the-art theatre, or marvel at the serenity of an indoor waterfall that adds a touch of tranquility to your surroundings. Four elegant fireplaces enhance the ambiance throughout, while the gourmet kitchen is a chefs dream, equipped with a 60-inch Wolf gas range, Wolf hood, built-in Bosch coffee maker, offering a culinary experience as luxurious as the home itself. This estate is equipped with advanced amenities, including steam humidifiers, four furnaces, four air conditioning units, a comprehensive reverse osmosis water system, and a whole-home water softener, ensuring an uncompromising lifestyle defined by comfort and sophistication. Experience a property where luxury knows no limits, and every moment is elevated to an art form.

Key Facts & Features

Property Costs

Annual Property Tax Amount
$30,247
Land Transfer Tax Fee
$286,225

Basement Type
Walk-Up, Finished

Interior Features

Laundry Level
Upper Level
Interior Extras
Central Vacuum, In-Law Suite, Water Purifier, Water Softener, Steam Room
Fireplace/Stove
Yes
Elevator
Yes

Exterior Features

Pool
None

Building

Building Type
Detached
Building Style
2-Storey
Approx Age
0-5

Construction

Exterior Finish
Stone
Roof
Asphalt Shingle, Tar and Gravel
Foundation Details
Insulated Concrete Form
Special Designation
Unknown

Lot

Lot Front
330.36 ft
Lot Depth
1332.18 ft

Inclusions

Inclusions
4 fireplaces, gas Wolf 60" Stove, Wolf 60" Hood, Built-In Bosch Coffee Maker, Dacor Fridge & Freezer, B/I Wolf Microwave, Bosch Dishwasher. Steam Humidifiers, 4 Furnace 4 A/C, Whole House On Reverse Osmosis System & Water Softener System.

Parking & Garages

Garage Type
Attached
Garage Spaces
3
Parking Spaces
35
Total Garage And Parking Spaces
38

Heating & Cooling

Heat Source
Propane
Heat Type
Forced Air
Air Conditioning
Central Air
Water
Well
Sewers
Septic

Bedrooms
8 + 1
Washrooms
11
Kitchens
1
Family / bonus room
Yes

Room sizes

  • Living Room—
    Main level, Fireplace, Marble Fireplace, Hardwood Floor
  • Dining Room—
    Main level, Illuminated Ceiling, Large Window, Hardwood Floor
  • Kitchen—
    Main level, Custom Backsplash, B/I Appliances, Centre Island
  • Great Room—
    Main level, Floor/Ceil Fireplace, Open Concept, Hardwood Floor
  • Office—
    Main level, Large Window, B/I Bookcase, Fireplace
  • Bedroom—
    Main level, 5 Pc Bath, Walk-In Closet(s), Hardwood Floor
  • Primary Bedroom—
    Second level, 6 Pc Ensuite, Walk-In Closet(s), Fireplace
  • Bedroom 2—
    Second level, 4 Pc Ensuite, Walk-In Closet(s), Large Window
  • Bedroom 3—
    Second level, 3 Pc Ensuite, Walk-In Closet(s), W/O To Terrace
  • Bedroom 4—
    Second level, 3 Pc Ensuite, Walk-In Closet(s), Large Window
  • Bedroom 5—
    Second level, 3 Pc Ensuite, Walk-In Closet(s), W/O To Terrace
  • Bedroom—
    Main level, Large Window, Hardwood Floor

Washrooms

  • 8-piece
  • 5-piece
  • 4-piece
  • 3-piece
  • 2-piece

Municipality
King
Neighbourhood
Rural King
Main cross streets
18th Side & Jane St
Directions
18th Side & Jane St

MLS® number
N12283135
Data source
Toronto Regional Real Estate Board
Status change
2025-09-17
Listed on
2025-07-14
Days on market
65 days
Possession type
Other
Co-op commission
2.5%
Seller
Listed by
THE AGENCY

Home Market Value

Current home valuation for 3310 18th Sideroad, King, Rural King, King, ON. Listed for $11,990,000

HOMEH Estimate

?

$6,203,796

Estimated Sales Range

?

$3,722,278 - $8,685,314

HOMEH Estimate for 3310 18th Sideroad, King, Rural King

Calculated with a real agent's CMA method — 45+ years of experience, codified. Not an AI guess.

$6,203,796Low confidence
Based on 14 comparable properties
+ $5,786,204 (93%) above our estimate
See the full analysisFree Every recent nearby sale behind this number

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Land Transfer Tax

Provincial

$286,225

Total Land Transfer Tax

$286,225

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