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CA > Ontario > Cobourg > Cobourg > 181 Ontario Street

181 Ontario Street, Cobourg, ON

Cobourg, Cobourg Hood
Tweed
4 Br | 3 Bath | 3000-3500 Sqft
$1,875,000 For Sale

Property Overview

  • Detached — 2-Storey
  • SqFt: | 3000-3500 Sqft
  • Lot Size: 165.40 x 162.66 Feet
  • Age: 100+ Years
  • Basement: Partially Finished
  • Exterior: Brick, Board & Batten
  • Taxes: 9,307 / 2026
  • Zoning: n/a
  • MLS #: X13415040
  • Sewer: Sewer
  • Heat Source: Gas , Radiant

Property Description

Welcome to 181 Ontario Street, The Sonning House, one of Cobourg's most prominent historic estates. Originally constructed in 1840 by the Burnet Brothers-the legendary builders behind Victoria Hall, during Cobourg's prosperous pre-Confederation boom. Today, this stunning Georgian Revival stands as a pristine landmark of the era, beautifully restored and seamlessly upgraded with modern efficiencies.

This home exudes the grandeur of the bygone era, complemented by a glamorous, and stylish aesthetic. You're captivated the moment you step into the stunning central hall plan, with a grand staircase and soaring 10.5-foot main-floor ceilings adorned with intricate plaster crown molding. Generous, light-filled principal rooms flow effortlessly with opulent details.

The sumptuous dining room will host the celebrations and elegant dinner parties, inviting you to linger. The heart of the home is a striking, modern kitchen complete with custom cabinetry and an oversized stone island designed for effortless entertaining. Contemporary conveniences include a main-floor laundry room and a mudroom with direct access to a rare 2-car attached garage.

Upstairs, the grandeur continues with remarkable 11.5-foot ceilings and four spacious bedrooms. Oversized windows provide generous views and abundant natural light. The elegant primary suite features a walk-in closet and a luxurious ensuite.

Positioned on a gracious, oversized corner lot, this property offers unmatched outdoor living space in the heart of town, adorned with magnificent, mature trees and perennial gardens. Expansive decking and an elegant pergola provide the perfect space for dining al fresco, entertaining, or quiet gatherings. The generous south lawn features a charming cottage for garden storage and a beautiful fieldstone fire pit, perfect for cool evening gatherings.

Located just steps from Lake Ontario and the West Beach boardwalk, The Sonning House is the perfect blend of historic romance and modern luxury.

All appliances, window coverings, electric light fixtures

Property Details

  • For: For Sale
  • Type: Detached
  • Style: 2-Storey
  • Lot: 165.40 x 162.66 Feet
  • Region: Northumberland
  • Hood: Cobourg
  • Zoning: n/a
  • Lot Irreg: Fronting on: West
  • Fronting On: West

Building Details

  • Age: 100+ Years
  • Exterior: Brick, Board & Batten
  • Heat: Gas , Radiant
  • A/C: Window Unit(s)
  • Interior Features: Auto Garage Door Remote, Bar Fridge, Carpet Free, On Demand Water Heater
  • Pool: None
  • Sewer: Sewer
  • Garage: Attached
  • Total Parking: 8.00
  • Driveway: Private Double

Property Interior

  • Sqft: 3000-3500 Sqft
  • Bed: 4
  • Bath: 3
  • Kitchen: 1
  • Family Room: No
  • Basement: Partially Finished
Rooms Details

Living Room

Main Level

6.24 x 4.91

Kitchen

Main Level

4.91 x 4.29

Dining Room

Main Level

5.24 x 4.78

Family Room

Main Level

5.2 x 4.79

Foyer

Main Level

10.54 x 2.43

Bathroom

Main Level

2.5 x 2.11

3 Pc Bath

Mud Room

Main Level

2.5 x 2.5

Primary Bedroom

Second Level

6.29 x 4.91

Bathroom

Second Level

2.95 x 2.9

4 Pc Ensuite

Bedroom 2

Second Level

5.38 x 4.79

Bedroom 3

Second Level

4.78 x 4.2

Bedroom 4

Second Level

4.91 x 4.44

Bathroom

Second Level

2.9 x 2.43

3 Pc Bath
Property Listed by: RE/MAX Rouge River Realty Ltd.
Virtual Tour: https://www.youtube.com/watch?v=wleadbvY-b4

Home Valuation Estimate

What is 181 Ontario Street, Cobourg, ON worth in today’s Cobourg, Cobourg market?

This HomeZira valuation preview helps buyers and sellers think through the asking price for this 4-bedroom Detached with 3000-3500 sq. ft. in Cobourg, Cobourg. The full estimate reviews the property’s location, home type, bedroom count, size range, age, and nearby comparable market activity after sign-in.

Property-specific estimate See a valuation range built around this listing’s local profile.
Comparable market context Review how similar nearby homes help frame value.
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Location

  • Address: 181 Ontario Street
  • Neighborhood: Cobourg
  • Zip/Postal Code: K9A 3B6
  • Nearby Amenities: Beach, Golf, Hospital, Marina, Park, School
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Kazi Hossain

Kazi Hossain

Kazi — Serving the Community for 19 Years!
REALTOR®

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About 181 Ontario Street, Cobourg, ON K9A 3B6, Cobourg

Located at 181 Ontario Street, Cobourg, ON in Cobourg (Cobourg neighbourhood), near Tweed. This freehold home offers Detached, ["2-Storey"], 4 bedrooms, 3 bathrooms and 3000-3500 sq.ft. (approx.) in a layout suited to everyday family living. Basement: Partially Finished • 8 parking spots • Garage: Attached • Heating: Gas Radiant • Cooling: Window Unit(s). Property taxes are approximately $9,307 for 2026. Welcome to 181 Ontario Street, The Sonning House, one of Cobourg's most prominent historic estates. Originally constructed in 1840 by the Burnet Brothers-the legendary builders behind Victoria Hall, during Cobourg's prosperous pre-Confederation boom. Today, this stunning Georgian Revival stands as a pristine landmark of the era, beautifully restored and seamlessly upgraded with modern efficiencies. This home exudes the grandeur of the bygone era, complemented by a glamorous, and stylish aesthetic. You're captivated the moment you step into the stunning central hall plan, with a grand staircase and soaring 10.5-foot main-floor ceilings adorned with intricate plaster crown molding. Generous, light-filled principal rooms flow effortlessly with opulent details. The.

FAQs for 181 Ontario Street, Cobourg, ON , Cobourg , Cobourg

What are the listing details for 181 Ontario Street, Cobourg, ON?
181 Ontario Street, Cobourg, ON is a Detached for sale in Cobourg, in the Cobourg neighbourhood, Northumberland. The current list price is $1,875,000. MLS number: X13415040.
How many bedrooms and bathrooms does this home have?
181 Ontario Street, Cobourg, ON is listed as a Detached with a ["2-Storey"] style, featuring 4 bedroom(s) and 3 bathroom(s). The listed interior size range is 3000-3500 sq. ft..
What lot, basement, garage, or parking details are listed?
The lot size is listed as approximately 165.40 x 162.66 Feet. The basement is listed as: Partially Finished. Garage type: Attached. Total parking: 8 space(s).
What heating, cooling, and exterior details are shown?
Heating is listed as: Gas, Radiant. Cooling is listed as: Window Unit(s). Exterior/construction materials are listed as: Brick, Board & Batten .
Where is this property located?
181 Ontario Street, Cobourg, ON is located in the Cobourg neighbourhood of Cobourg. The listed cross street is Tweed.
What information is available on this public listing page?
The public listing page shows current active listing information, property photos, room details when available, map location, listed price, property features, and contact options. Annual taxes are listed as $9,307 / 2026. Valuation tools and similar sold-property previews are available after sign-in where applicable, without displaying sold data in this public FAQ.

FAQ content is based on current active listing fields shown on this page. Sold prices, sold comparables, and VOW-only details are not included in this public FAQ.