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Caledon, King, Toronto, New Tecumseth & Orangeville(437) 228-3434
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MLS® N14028794For SaleDetached

14455 Dufferin St

Rural King, King, Ontario L7B 1M6

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14455 Dufferin St, King, photo 1
Asking$9,900,000
Bedrooms
6
Bathrooms
5
Size
5,000 +sq ft
Lot
10 – 24.99 acres
Tax a year
$23,5282026 tax year
Parking
144 attached
Days on market
Members

The brief

About 14455 Dufferin St

14455 Dufferin St is a 6-bedroom, 5-bathroom detached house in Rural King, King, listed for sale at an asking price of $9,900,000 (MLS® N14028794).

A rare opportunity to own a remarkable piece of history in King Township's prestigious Fairfield Estates. Fairfield Hall is a stately Napier Simpson-designed manor, long regarded as one of the area's premier private estates. Set on 12 pastoral acres with sweeping lawns, mature trees, and classic English gardens, this timeless residence offers unmatched privacy and charm.Inside, you'll find gleaming hardwood floors, 10-foot ceilings, detailed moldings, exquisite millwork, and multiple custom fireplaces. The main-floor primary suite features a luxurious marble ensuite, while the four-season sunroom provides a serene retreat with picturesque views. With five bedrooms in total, the home is ideal for both elegant entertaining and comfortable family living.The grounds include a heated four-car garage and a cobblestone carriage drive, all perfectly situated atop a hill overlooking a world-class equestrian facility and scenic bridle trails. Enjoy close proximity to premier golf courses, top-tier schools, The Country Day School, St. Andrew's College Boys and St Anne's Girls School, boutique local shopping, and Toronto's International Airport.

Insights

  • Condition Score

    Good

    6 condition-related facts documented

    Source: Listing age, structured features and disclosed update language; not an inspection.

Condition uses listing-record signals, not an inspection.

The home

Key facts

Tax
$23,528 / 2026
MLS® number
N14028794
Board
TRREB MLS®
Property Type
Detached
Days on market
Size
5000 + sqft
Lot Size
12.44 x 12.44 ft
Listed on
Parking
4 Attached, 14 Parking
Listing brokerage: RE/MAX HALLMARK YORK GROUP REALTY LTD.Data source: TRREB MLS®Information deemed reliable but not guaranteed. Contained information is subject to errors, omissions, and changes without notice. Information should be independently verified.

Property details

Property

Property Type
Detached
Style
2-Storey
Community
Rural King
Municipality
King

Building

Size
5000 + sqft
Construction
Stucco/Plaster

Inside

Bedrooms
6
Bathrooms
5
Bathroom Details
2 × 2pc Main, 1 × 3pc Main, 2 × 4pc 2nd
Basement Type
Full
Kitchens
1

Parking

Driveway
Private
Garage Type
Attached
Garage
4
Additional Parking
10
Total Parking
14

Utilities

Water
Well
Cooling
Central Air
Heating Type
Forced Air

Land

Sewer
Septic
Frontage
12.44 ft
Depth
12.44 ft
Lot Size
12.44 x 12.44 ft

Additional

Foundation
Concrete Block
Roof
Asphalt Shingle
Fireplace
Yes
Pool
None
Den
Yes
Family room
Yes

Rooms

RoomSizeFeaturesLevel
Living5.86 × 9.63 mFormal Rm, hardwood floor, FireplaceMain
Dining3.94 × 6.18 mFormal Rm, hardwood floor, WainscotingMain
Kitchen4.12 × 5.08 mhardwood floor, B/I Appliances, W/O To PatioMain
Family4.58 × 5.83 mFormal Rm, Broadloom, Wet BarMain
Primary4.74 × 4.53 mBroadloom, 3 Pc Ensuite, His/Hers ClosetsMain
Primary3.68 × 5.75 mBroadloom, 3 Pc Ensuite, Double Closet2nd
2nd Br4.05 × 5.08 mBroadloom, 4 Pc Ensuite, Double Closet2nd
Library4.06 × 5.84 mhardwood floor, B/I Bookcase, South View2nd
3rd Br4.06 × 4.59 mBroadloom, Semi Ensuite, Double Closet2nd
5th Br4.08 × 4.63 mBroadloom, Semi Ensuite, Double Closet2nd
Sunroom1.0 × 0.0 mFireplace, Stone Floor, Walk-OutGround

Listing history

Buy/sell history for 14455 Dufferin St, King, Ontario

Sale history on this site covers the last 2 years, the window permitted under the TRREB MLS® VOW agreement.

Date StartDate EndList PricePriceEventListing ID
Date StartN/AN/A$9,900,000N/AFor SaleN14028794

Members see the full history. Prices are hidden from signed-out visitors.

The numbers

Mortgage Calculator

Plan with the current asking price

20% · $1,980,000

CMHC insurance: not required at 20% down. Payments use Canadian semi-annual compounding.

Mortgage Details

4.8% · 5-year term · 25-year amortization · 20% down

Total down payment
$1,980,000
Total mortgage amount
$7,920,000
Total interest payment
$5,629,800
Total purchase cost
$15,529,800
Mortgage payment
$45,166/mo

Cash Flow Analysis

If you rented this home out at 20% down

Break-even down payment

—

Monthly carrying cost

$47,127
−$47,127per month
  • Rent $0
  • Shortfall $47,127

Rental income starts at $0: enter the rent you expect. This is a planning tool, not advice.

Land transfer tax on this home

Ontario land transfer tax
$233,975
Total land transfer tax
$233,975
First-time buyer rebates (Ontario up to $4,000)
−$4,000
Total for first-time buyers
$229,975
See how this is worked out
0.5% on the first $55,000
$275
1.0% from $55,000 to $250,000
$1,950
1.5% from $250,000 to $400,000
$2,250
2.0% from $400,000 to $2,000,000
$32,000
2.5% from $2,000,000 to $9,900,000
$197,500
Ontario total
$233,975

An estimate at the asking price, for a home with one or two single-family residences. Your lawyer confirms the exact amount.

Estimate

Estimated value requires sign in

Market estimates use sold comparables and are available after you sign in and accept MLS® VOW terms.

The estimate is an automated value built from public and MLS® data. It is not an appraisal; ask Kassaundra Dobson, Broker of Record for a full comparative market analysis.

Comparable sales

Comparable sales require sign in

Closing prices and sold comps are available to registered visitors who accept MLS® VOW terms on this site.

The land

Lot

Street frontage
12.44 ft3.8 m
Depth
12.44 ft3.8 m
Lot size
10 – 24.99 acresAs the board bands it

The record marks this lot irregular, so its area is not the frontage multiplied by the depth. It is not given here. Confirm with a survey before you buy.

Source: the MLS® listing record.

Land and environment

Public records about this location. Not part of the MLS® listing and not provided by the listing brokerage.

13 records · 7 on fileRead 2026-10-28
250 m500 m1 km2 kmBeyond · area-wideNot in Toronto and Region Conservation Authority’s mapped regulated areaNo mapped wetland within 120 m9 water-supply wells recorded within 250 mGroundwater recorded about 33.2 m below ground nearbyBedrock about 21.3 m down nearbyInside the Greenbelt (Oak Ridges Moraine Conservation Plan) and the Oak Ridges Moraine plan area (Natural Core Area)A trail on the Ontario trail network within 1 kmNo licensed pit or quarry within 2 kmNo recorded oil, gas or salt well within 250 mNo facility within 1 km reports pollutant releases to Environment CanadaNo federal contaminated site within 1 kmElectricity is distributed here by Hydro One Networks Inc.Fibre to the home, Cable, DSL internet listed for this area
On record Checked, none on record

Water and conservation5

  • Not in Toronto and Region Conservation Authority’s mapped regulated areaAt the address
  • No mapped wetland within 120 m120 m
  • 9 water-supply wells recorded within 250 mAll were drilled for domestic use. From Ontario’s well records; locations can be approximate. The records do not show how this home gets its water. Wells nearby typically go down about 53.6 m.250 m
  • Groundwater recorded about 33.2 m below ground nearbyThe middle water level in the well records within 500 m (34 records). It changes with the season and from spot to spot.500 m
  • Bedrock about 21.3 m down nearbyThe middle depth to bedrock in the well records within 500 m.500 m

Toronto and Region Conservation Authority · Province of Ontario open data

Planning and building activity1

  • Inside the Greenbelt (Oak Ridges Moraine Conservation Plan) and the Oak Ridges Moraine plan area (Natural Core Area)These provincial plans set policies on new buildings, new lots and some changes to the land; the municipality can say which apply to this property.At the address

Province of Ontario open data

Around the home1

  • A trail on the Ontario trail network within 1 km1 km

Province of Ontario open data

Environmental records4

  • No licensed pit or quarry within 2 km2 km
  • No recorded oil, gas or salt well within 250 m250 m
  • No facility within 1 km reports pollutant releases to Environment CanadaOnly facilities above the inventory’s reporting thresholds are listed.1 km
  • No federal contaminated site within 1 kmThe federal inventory covers federal land only; it says nothing about provincial or private sites.1 km

Province of Ontario open data · Government of Canada open data

Power and internet2

  • Electricity is distributed here by Hydro One Networks Inc.At the address
  • Fibre to the home, Cable, DSL internet listed for this areaFibre to the home: Bell, telMAX, Vianet. Cable: Rogers. DSL: Bell. Fixed wireless: Bell, Rogers, Routcom, RuralNet, Vianet, Xplore. Mobile: Bell, Freedom Mobile, Rogers, Telus. Satellite: Xplore. ISED’s list for the surrounding ~25 km² area; check with a provider for this address.At the address

Ontario Energy Board · Innovation, Science and Economic Development Canada

Each record is placed at the distance its own line states. None of it is an inspection of the property. Confirm anything that matters to you with the municipality, Toronto and Region Conservation Authorityor the record’s publisher.

Contains information licensed under the Open Government Licence – Canada. Contains information licensed under the Open Government Licence – Ontario. Contains information made available under the Toronto and Region Conservation Authority Open Data Licence v1.0.

The market

Detached homes for sale in Rural King right now

For sale now
60
Median asking price
$3.36M

Middle half: $2.2M to $5.52M

New in 7 days
6

19 in 28 days

Price cuts
15%

9 listings

This home is asking 195% above the median, higher than three quarters of them.

See all homes in Rural King

Asking prices and counts of the MLS® listings on this site as of today. Asking figures only, never sold or leased prices.

Market area · filters apply to the charts below

The street

Transit nearby

StationLinesDistance
Yonge / HendersonYRT bus rapid transit: Viva Blue4.2 km
Yonge / BloomingtonYRT bus rapid transit: Viva Blue4.4 km
Yonge / Golf LinksYRT bus rapid transit: Viva Blue4.5 km
Yonge St / Regatta AvYRT bus rapid transit: Viva Blue4.9 km
Yonge / WellingtonYRT bus rapid transit: Viva Blue5 km

The nearest subway, light rail, train, bus rapid transit stations 5 km, as the crow flies. Source: YRT schedule data (GTFS) from York Region Transit under the YRT Open Data Licence 2.0, downloaded October 18, 2026. Contains public transit Information made available under YRT's Open Data Licence.

Schools nearby

ElementaryTypeDistanceEQAO average 2024–25
Light of Christ Catholic Elementary SchoolYork CDSBCatholic · grades JK–82.3 km78%Grade 6 average
Highview Public SchoolYork Region DSBPublic · grades JK–82.5 km75%Grade 6 average
Our Lady of Hope Catholic Elementary SchoolYork CDSBCatholic · grades JK–83.4 km90%Grade 6 average
Académie de la MoraineConseil scolaire ViamondeFrench-language public · grades JK–65 km87%Grade 6 average
SecondaryTypeDistanceGrade 9 math 2024–25
ÉSC RenaissanceConseil scolaire catholique MonAvenirFrench-language Catholic · grades 9–122.6 km87%Grade 9 math
Cardinal Carter Catholic Secondary SchoolYork CDSBCatholic · grades 9–123.8 km69%Grade 9 math
Aurora High SchoolYork Region DSBPublic · grades 9–12 · French Immersion3.9 km72%Grade 9 math
King City Secondary SchoolYork Region DSBPublic · grades 9–12 · French Immersion4.4 km54%Grade 9 math

EQAO: share of students at or above the provincial standard, 2024–25 (Ontario open data). These are the schools nearest this home, not the schools it is assigned to: boundaries change, and some schools take students by application. Confirm with the board before you buy. Contains information licensed under the Open Government Licence – Ontario.

The verdict

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