DetachedOn market 71 days

163 Ontario St, Cobourg

Name: 163 Ontario Street
SKU: X13619912
Price: 2499900 CAD
Availability: InStock

Cobourg, ON · · MLS® X13619912Updated October 9, 2026

$2,499,900Est. $12,281/mo mortgage

Bedrooms: 5
Bathrooms: 4
Living space: 5000 +sq ft
Parking spaces: 10

Type Detached
Lot 164.99 × 162.66 ft
Garage Yes
Basement Finished, Full

What you should know

163 Ontario St is a 5-bedroom, 4-bathroom detached home in Cobourg, listed for $2,499,900. It has 5000 + sq ft of living space.

The front formal living & dining rooms are perfectly scaled for entertaining large groups & feature original fireplaces & large windows that fill the spaces with warm natural light.
The open breakfast area overlooks the fully fenced rear yard with inground pool, cabana, patios, sports court & sweeping lawns & mature gardens.
Large main floor office, separate gym room & a sunken hexagon shaped conservatory/great room with soaring waffled cathedral ceiling, fireplace, floor to ceiling windows & double garden door walkout to rear yard.

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5 Bed, 4 Bath Detached Home in Cobourg

About 163 Ontario Street

One of four private residences built by the prominent Burnet Brothers circa 1864 whose chief building legacy was the iconic Victoria Hall in downtown Cobourg. This landmark century home makes a bold statement from the street with its pillared circular drive entry with iron gates & classic crisp white exterior with bold black accents. A gorgeous arched front entry with curved transom window welcomes you to the foyer that leads to the grand centre hall with soaring ceilings, crown moulding & rich hardwood floors. The front formal living & dining rooms are perfectly scaled for entertaining large groups & feature original fireplaces & large windows that fill the spaces with warm natural light. A beautiful & well-appointed chef's kitchen is the heart of the home with its large centre island Wolf Range & Sub-zero Fridge/Freezer, stand alone wine cooler & designated pantry room. The open breakfast area overlooks the fully fenced rear yard with inground pool, cabana, patios, sports court & sweeping lawns & mature gardens. Large main floor office, separate gym room & a sunken hexagon shaped conservatory/great room with soaring waffled cathedral ceiling, fireplace, floor to ceiling windows & double garden door walkout to rear yard. One of two staircases up to the dream primary suite with dressing room, walk-in closet & 5pc ensuite bath with large glass shower & water closet. Three further well sized second floor bedrooms one with full ensuite while the north bedrooms share a lux Jack & Jill bath with walk through shower. Fully finished lower level with massive recreation area, large bedroom with above grade windows, wine room & laundry. The lower is very well suited for Nanny's quarters or extended family. This stately residence is filled with unique architectural features & is perfectly suited for the active family who loves to entertain. Located on one of the most sought-after streets in Cobourg a stone's throw to Lake Ontario, Beach & downtown amenities. See VTour.

5 bedrooms, 4 bathrooms, about 5,000 sq ft, works out to roughly $500 per square foot. Chat with Zara if you'd like a deeper read on whether this detached fits your budget and timing.Ask Zara a follow-up

Inside 163 Ontario St

Every detail from the listing, in one place.

Type: Detached
Style: 2-Storey
Living space: 5000 + sq ftas stated on the listing
Lot size: 164.99 x 162.66 Feet
Parking: 10 spacesYes garage
Basement: Finished, Full

Features & systems

Parking & garage

Garage: Yes
Parking spaces: 10

Interior

Basement: Finished · Full

Exterior & construction

Pool: Yes

Lot & land

Lot dimensions: 164.99 x 162.66 Feet
Lot size (sqft): 0

Listing & possession

Property style: 2-Storey
Property class: Detached

163 Ontario St Price & Sale History

Earlier listings of this property, list-price changes, and the most recent annual property tax on the listing.

Jul 30, 2026For saleListedThis listingMLS® X13619912$2,499,900

Sourced from MLS®. Includes earlier listings of this property on record.

What's it worth?

How 163 Ontario St Compares to the Cobourg Market

Zara compares it with recent sales of similar homes nearby. It's a guide, not an appraisal.

Zara’s estimate

Excellent Deal· based on 249 recent sales

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Summitly estimate, not from TRREB, the MLS® or the listing brokerage. Not an appraisal. How it works

Cobourg market, last 90 days

Median sold price: $640,000
Average sold price: $674,412
Average days on market: 42
Homes sold: 153

Closed sales on the TRREB MLS®.

Full Cobourg market report

Recently sold nearby in Cobourg

Sold prices are shown free to signed-in members, as board rules require.

6 nearby sales vs. this home

Closed sales from MLS®, compared with this home's asking price.

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Home	Sold price	$ / sqft	% of asking	Sold
This home163 Ontario Street 5 bd · 4 ba · 5,000 sqft	$2,499,900asking	$500	—	—
238 James Street 6 bd · 6 ba · 3,500 sqft
191 Stuart Street 4 bd · 1 ba · 2,500 sqft
703 Carlisle Street 4 bd · 2 ba · 2,500 sqft
16 Hamilton Avenue 4 bd · 3 ba · 1,100 sqft
1113 Trailsview Avenue 4 bd · 2 ba · 3,000 sqft
102 Havelock Street 4 bd · 2 ba · 1,500 sqft

238 James Street
6 bd · 6 ba · 3,500 sqft
191 Stuart Street
4 bd · 1 ba · 2,500 sqft
703 Carlisle Street
4 bd · 2 ba · 2,500 sqft
16 Hamilton Avenue
4 bd · 3 ba · 1,100 sqft
1113 Trailsview Avenue
4 bd · 2 ba · 3,000 sqft
102 Havelock Street
4 bd · 2 ba · 1,500 sqft

Living in Cobourg: Location & Amenities

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Costs, Mortgage & Rental Return for 163 Ontario St

What it could cost each month, today's rates from our mortgage partner, and what it could return as a rental.

Mortgage: $12,281; 20% down · 25 years · 5.5% assumed
Property tax: $1,375; 0.66% mill rate · ON
Total per month: $13,656; Before utilities, insurance and fees

Figures are Summitly estimates for illustration only — not from TRREB or the MLS® feed, and not a mortgage approval, appraisal, or financial advice.

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Monthly cost

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Down payment

Rate (%)

Years

An estimate, not a quote. Utilities and insurance are extra.

Affordability calculator

Estimated monthly payment

$12,281

/mo

based on the purchase price of $2,499,900

Down payment20%

$499,980 cash

Amortization25 yr

$1,999,920 financed

Rate5.50%

$1,684,458 total interest

Principal54%$1,999,920

Interest46%$1,684,458

20% down · 25-yr amortization · 5.50% rate. Principal & interest only — taxes, condo fees, and insurance not included.

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Figures are Summitly estimates for illustration only — not from TRREB or the MLS® feed, and not a mortgage approval, appraisal, or financial advice.

Rental income potential

Est. monthly rent

low–high

Gross yield

rent × 12 ÷ price

Cap rate (est.)

net of tax + fees

Summitly AI estimate for discussion only — not from TRREB or the MLS® feed, and not an appraisal or investment advice. Yield and cap rate are derived from the estimated rent versus the asking price.

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Listing brokerage: Homesmiths Real Estate Ltd., BrokerageMLS® X13619912 · Listing data last updated October 9, 2026

Listing data comes from the Toronto Regional Real Estate Board (TRREB) and is deemed reliable but not guaranteed. Shown on Summitly by Coldwell Banker Summit Realty, Brokerage, which is not the listing brokerage. The information provided herein must only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate and may not be used for any commercial purpose or any other purpose. © 2026 Toronto Regional Real Estate Board. All rights reserved.

Mortgage financing is arranged through Mortgage Squad Advisors. Summitly is the technology platform that powers this site. Estimated values, AI insights, calculator results, and rental projections shown on this page are generated by Summitly and are not provided by, reviewed by, or sourced from TRREB, the MLS®, or the listing brokerage; they are not appraisals or opinions of value. The trademarks REALTOR®, REALTORS®, and the REALTOR® logo are controlled by the Canadian Real Estate Association (CREA) and identify real estate professionals who are members of CREA. The Coldwell Banker® name and logo are trademarks of Coldwell Banker Real Estate LLC.

For sale· listed Jul 29· $500/sq ft

Estimated monthly mortgage$12,281/moMortgage only · 20% down · 5.5% assumed

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