161 Union Street, Mississippi Mills, ON

$1,695,000
MLS#:X13474458
5 beds
4 baths
3500-5000 sqft
12.0 parking
Residential Freehold
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Description

Property Highlights

Welcome to this remarkable ["3-Storey"] detached located in the coveted neighborhood of 911 - Almonte. Expertly crafted featuring premium stone and wood construction, this residence presents an exceptional opportunity offered at $1,695,000 to acquire a beautiful home in a highly sought-after setting. Designed for both comfortable daily living and elegant entertaining, the layout maximizes natural light, functional flow, and lifestyle utility.

  • 5 Bedrooms and 4 Bathrooms
  • Generous living space spanning 3500-5000 sqft on a premium 137.5 x 228 ft lot
  • Features a ["unfinished"] basement, adding superb versatility for recreation, a home gym, or extra storage
  • 12.0 total parking spaces available with a convenient attached configuration
  • Notable attributes: In-Law Capability, Storage
  • equipped with ["wall unit(s)"] central cooling and highly efficient baseboard heating via electric

Welcome to the iconic William Thoburn House, a heritage-designated stone home by architect M.B. Aylesworth, on a picturesque nearly 1AC lot, steps from the Mississippi River. With 4685 sqft of above-ground living space (per MPAC), this home offers a rare blend of grandeur & enduring craftsmanship. Meticulously restored & carefully modernized, it is fully prepared to welcome its next family. Soaring ceilings, rich HW floors & intricate original details including crown mouldings, decorative trim & restored stained-glass window (2025) & a sweeping period staircase w/ exquisite millwork anchors the dramatic foyer. The 11ft ceilings continue through the great rm, living rm & dining rm. The great rm features a bay window, ornamental ceiling medallions, pocket doors & an elegant fireplace w/ intricate mantel. The kitchen features w/ tongue-and-groove cabinetry, detailed farmhouse-style sink, Thermador gas range, new fridge & dishwasher & a tucked-away butler's pantry. A mudrm w/ heated floors, floor-to-ceiling cabinetry & inside access to the double garage. Upstairs, the primary suite offers a large bay window, ample closet space, 10ft ceilings & an updated ensuite w/glass walk-in shower. The 10ft ceiling secondary bdrm features an arched window w/ Juliette balcony, crown moulding, hearth detail, walk-in closet. A generous third bdrm, period-inspired main bath w/ clawfoot tub, heated floors & a dedicated home office w/ 9ft ceilings complete the level, along w/ convenient second-floor laundry. The third-floor loft showcases exposed brick & includes 4th & 5th bdrms, the latter w/ its own ensuite. An oversized garage includes unfinished loft space, perfect for a home gym, featuring an arched window. The private backyard retreat offers a deck, stone patio, gazebo, mature hedges, curated gardens & professionally landscaped grounds. Walk to shops, restaurants, parks, schools & amenities. A rare opportunity to own a truly one-of-a-kind historic estate. 24 hrs irrev on all offers.

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Key Features

Bedrooms
5
Bathrooms
4
Kitchens
1
Living Area
3500-5000 sqft
Property Type
Residential Freehold

Additional Details

StatusActive
Listed Date6/22/2026
Transaction TypeFor Sale

Property Details

Property Sub-TypeDetached
Architectural Style3-Storey
ConstructionStone, Wood
BasementUnfinished
Lot Size137.5 × 228 Feet
CountyLanark
Annual Tax$9,742.96
Legal DescriptionLT 22 SEC ROSAMOND PL 6262 LANARK N RAMSAY; LT 23 SEC ROSAMOND PL 6262 LANARK N RAMSAY; PT LT 24 SEC ROSAMOND PL 6262 LANARK N RAMSAY; PT LT 40 SEC ROSAMOND PL 6262 LANARK N RAMSAY; LT 41 SEC ROSAMOND PL 6262 LANARK N RAMSAY; LT 42 SEC ROSAMOND PL 6262 LANARK N RAMSAY ALL AS IN RS202820 ; TOWN MISSISSIPPI MILLS

Parking & Garage

Parking Spaces12.0
Garage Spaces10
Garage TypeAttached

Heating & Cooling

Heat SourceElectric
Heat TypeBaseboard
CoolingWall Unit(s)

Features

Property Features

Interior Features

In-Law Capability, Storage

Security Features

Community Features

Location

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161 Union Street, Mississippi Mills, ON
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Property History

No historical data available for this property.

This could be the first listing for this address.

Pricing & Value Insights

Data-driven valuation for 161 Union Street N, Mississippi Mills, ON K0A 1A0

Estimated Sales Range
$1.2M - $1.4M

Based on 0 recent similar sales in the pocket.

Market Speed
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Properties in this area are selling at a steady pace.

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Financial Audit

Estimated Costs

Loan Amount$1,356,000
Monthly Mortgage$7,879
Property Tax (Est.)$812
Utilities & Maint.$350
Total Monthly Cost$9,041

Nearby School Rankings

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Within 2km radiusFraser Institute Ratings

Nearby Listings

Distance:

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City & Neighborhood Guide

Comprehensive city-wide demographics, local real estate stats, and school rankings for 911 Almonte, Mississippi Mills.

Verified Local Data
City Population6,202,225
City Median Age39.6 Yrs
City Ownership65% Owners
Avg Area List Price$850,000

People & Families

Age Distribution

Household Composition

One-person households
25%
Families with children
50%
Couples without children
24%
Other households
0%

Top Ethnic Origins

Chinese11%
English9%
Indian9%
Irish8%

Local Schools Guide

Elementary Schools

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Secondary Schools

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Homes & Housing

Structural Home Types

Tenure (Ownership vs Rental)

Owner-Occupied65%
Rented35%

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Disclaimer: AI Insights are generated by an automated system and should be used for informational purposes only. While we strive for accuracy using current market data and deep-learning models, these assessments do not constitute professional real estate, legal, or financial advice. All property values, predictions, and scores are estimates. We strongly recommend verifying all property details and conducting independent due diligence with a licensed professional before making any purchase decisions.