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$1,695,000
Ontario,Mississippi Mills
For Sale Active
161 UNION STREET N, Mississippi Mills, Ontario K0A1A0
  • 5
  • 4
  • 3500 - 5000Square Feet
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Basic Details
Description

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. (id:62783)

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Basic Details
  • Property Type: Residential
  • Listing Type: For Sale
  • Listing ID: X13474458
  • Price: $1,695,000
  • Bedrooms: 5
  • Bathrooms: 4
  • Half Bathrooms: 1
  • Square Footage: 3500 - 5000 Sqft
  • Status: Active
  • Property Sub Type: Single Family
  • Office Key: 89832
Features & Appliances
Features
  • Heating System: Natural gas, Baseboard heaters, Electric, Radiant heat
  • Cooling System: Wall unit
  • Basement: N/A, Unfinished
  • Parking: Garage, Attached Garage
  • Exterior Features: Wood, Stone
  • Sewer: Sanitary sewer
Address Map
  • Location: CA, Ontario, Mississippi Mills, K0A1A0
  • Street: Union
  • Street Number: 161
  • Street Suffix: Street
  • Longitude: W77° 48' 2.6''
  • Latitude: N45° 13' 53.7''
  • Street Dir Suffix: North
Additional Information
  • Water Source:
  • Foundation Details:
  • Lot Size Dimensions: 137.5 x 228 FT
  • Stories: 3.0
Financial
  • Tax Annual Amount: 9742.96
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Listing updated: 2026-06-23 19:45:13
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Listing Information
  • List Agent Key: 1403477
  • List Office Key: 89832
  • Modification Timestamp: 2026-06-23T14:15:13Z
  • Originating System Name: Ottawa Real Estate Board
  • Status Change Timestamp: 2026-06-23T14:09:54Z
Powered by REALTOR.ca
Listing updated: 2026-06-23 19:45:13
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