Sold for:Sold Sep 16, 2025
$1,788,888

88 William Street W

Waterloo, ON N2L 1J7

Detached House SoldNot available
Kim Karimi
Kim Karimi

Real Estate Broker

416-838-3031

Property not available for sale or for rent.

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Sale & Price History for 88 William Street W, Waterloo

2025-08-13
2025-09-16
Sold
Price
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MLS#
x12342422
2025-06-20
2025-08-13
Terminated
Price
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*Sold prices and complete sale & price history are regulated data. Under the Trust in Real Estate Services Act, 2002 (TRESA) and the rules of the Real Estate Council of Ontario (RECO), and pursuant to the Multiple Listing Service® rules of the Canadian Real Estate Association (CREA) and the Toronto Regional Real Estate Board (TRREB), this information may be shown only to registered users who have agreed to the applicable terms of use (a Virtual Office Website, or "VOW," arrangement). HOMEH Inc., Brokerage therefore provides it to signed-in members only. Creating an account is free and takes under a minute.

About 88 William Street W, Waterloo

Welcome to 88 William Street West THE HILLIARD HOUSE! A TRUE GEM in Waterloos storied past, this MAJESTIC YELLOW BRICK LANDMARK has stood proudly since 1875, masterfully blending VICTORIAN GRANDEUR with modern comforts. Spanning nearly 3,800 SQ FT of FINISHED SPACE, this TWO-STOREY MASTERPIECE exudes TIMELESS CHARM at every turn. Enter through the ELEGANT CURVED FRONT PORCH and be transported to an era of craftsmanship and sophistication. Soaring ceilings, ORIGINAL HARDWOOD FLOORS, and STUNNING STAINED GLASS WINDOWS bathe the interiors in a kaleidoscope of color. GRAND FIREPLACES, intricate woodwork, and SUNLIT SITTING ROOMS create an ambiance of warmth and refinement. Host unforgettable gatherings in the FORMAL DINING ROOM, find inspiration in the MAIN-FLOOR LIBRARY & STUDY, or unwind in one of the homes many HISTORIC LIVING SPACES. The LIGHT-FILLED KITCHEN is a chefs delight, featuring GRANITE COUNTERS, a GAS STOVE, and an abundance of cabinetry, with a walkout to the rear deckIDEAL FOR ENTERTAINING. Step outside to your PRIVATE BACKYARD OASIS, complete with a SPARKLING 20x40 CONCRETE POOL. Up the GRAND BALUSTER STAIRCASE, discover the PRIMARY SUITE, boasting a DECORATIVE FIREPLACE, STAINED GLASS accents, a WALK-IN CLOSET, and a full ENSUITE with a separate tub and GLASS-ENCASED SHOWER. Four additional bedrooms, two more ensuites, and a WALKOUT TO THE UPPER VERANDAH offer space and luxury for all. Nestled in the sought-after OLD WESTMOUNT AREA and near THE MARY ALLEN NEIGHBOURHOOD, this home is just moments from UPTOWN WATERLOOS vibrant cafés, boutiques, parks, and top-tier schools. Whether youre a lover of HISTORY, ARCHITECTURE, or simply crave a home with SOULTHE HILLIARD HOUSE is a RARE OPPORTUNITY to own a piece of WATERLOOS LEGACY. YOUR CHAPTER IN THIS EXTRAORDINARY HOME STARTS HERE!

Key Facts & Features

Property Costs

Annual Property Tax Amount
$9,955
Land Transfer Tax Fee
$32,253

Basement Type
Unfinished

Interior Features

Laundry Level
Lower Level
Interior Extras
Water Heater, Water Heater Owned, Water Softener
Fireplace/Stove
Yes
Elevator
No

Exterior Features

Exterior Extras
Deck, Landscaped, Porch, Year Round Living
Pool
Inground
Property Features
Park, Public Transit, School
Other Structures
Shed

Building

Building Type
Detached
Building Style
2-Storey
Approx Age
100+

Construction

Exterior Finish
Brick
Roof
Asphalt Rolled
Foundation Details
Stone
Special Designation
Unknown

Lot

Lot Front
110.17 ft
Lot Depth
235.61 ft
Lot Size
0.46

Inclusions

Inclusions
Dishwasher, Dryer, Garage Door Opener, Gas Stove, Hot Water Tank Owned, Pool Equipment, Range Hood, Refrigerator, Stove, Washer, Car EV charger.

Parking & Garages

Garage Type
Attached
Garage Spaces
2
Parking Spaces
4
Total Garage And Parking Spaces
6

Heating & Cooling

Heat Source
Gas
Heat Type
Water
Air Conditioning
None
Water
Municipal
Sewers
Sewer
Natural Gas
Yes
Hydro
Yes
Cable
Yes
Telephone
Yes

Bedrooms
5
Washrooms
4
Kitchens
1
Family / bonus room
Yes

Room sizes

  • Foyer—
    Main level
  • Library—
    Main level
  • Study—
    Main level
  • Family Room—
    Main level
  • Kitchen—
    Main level
  • Dining Room—
    Main level
  • Living Room—
    Main level
  • Bedroom—
    Second level
  • Bedroom 2—
    Second level
  • Bedroom 3—
    Second level
  • Bedroom 4—
    Second level, Sauna
  • Primary Bedroom—
    Second level
  • Laundry—
    Lower level
  • Other—
    Lower level
  • Utility Room—
    Lower level
  • Other—
    Lower level

Washrooms

  • 2-piece, Main
  • 4-piece, Second
  • 4-piece, Second
  • 4-piece, Second

Municipality
Waterloo
Main cross streets
Westmount Road S. & Avondale Ave S.
Zoning
R4
Directions
Westmount Road South and Avondale Ave South

MLS® number
X12342422
Data source
Toronto Regional Real Estate Board
Status change
2025-09-16
Listed on
2025-08-13
Days on market
34 days
Possession type
Flexible
Co-op commission
2%+HST reduced by 1% if shown by LA
Seller
Listed by
ROYAL LEPAGE WOLLE REALTY

Home Market Value

Current home valuation for 88 William Street W, Waterloo, , . Listed for $1,788,888

HOMEH Estimate

?

$1,899,979

Estimated Sales Range

?

$1,329,985 - $2,469,973

HOMEH Estimate for 88 William Street W, Waterloo

Calculated with a real agent's CMA method — 45+ years of experience, codified. Not an AI guess.

$1,899,979Low confidence
Based on 6 comparable properties
See the full analysisFree Every recent nearby sale behind this number

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$1,431,110$1,341,666$1,252,222$1,162,777
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Land Transfer Tax

Provincial

$32,253

Total Land Transfer Tax

$32,253

Around this home

6/100Almost All Errands Require a Car
0/100Minimal Transit
0/100Not rated
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