
303 Castlefield Avenue
Waterloo, ON N2K 2M4
- 4Bedrooms
- 4Bathrooms
- 2Garage
- 2500–3000Sq Ft
- $9,886Tax
- 68×171 ftLot Size
- Estimated Value:$1,671,500See Free Estimate Report

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Free Home EvaluationHow Much Is My Home Worth?Homes for Sale NearbySale & Price History for 303 Castlefield Avenue, Waterloo
| Start Date | End Date | Price | Event | MLS# |
|---|---|---|---|---|
| 2026-05-19 | 2026-05-22 | Login to See Prices | Sold | x13145078 |
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About 303 Castlefield Avenue, Waterloo
Summarized Description
- Custom-built executive home in Colonial Acres.
- Over 4,100 SF of finished living space.
- Open-concept design ideal for entertaining.
- Stunning Barzotti kitchen with quartz counters.
- Private fenced backyard with hot tub.
- Fully finished basement with in-law potential.
- Close to parks, shopping, and transit.
- Impressive curb appeal with oversized garage.
Welcome to 303 Castlefield Ave, Waterloo-a rare opportunity to own a stunning newer custom-built executive home loaded with upgrades on a premium oversized lot in highly sought-after Colonial Acres. Offering 4,100+ SF of finished living space, this beautifully designed 4 bed, 4 bath home blends timeless style, exceptional craftsmanship, & modern family functionality on a stunning 68' x 171' lot surrounded by mature trees. Step inside to a welcoming front foyer & bright open-concept main flr designed for family living & entertaining. Stunning Barzotti kitchen with quartz counters, custom cabinetry, pantry, oversized 9' island, & seamless connection to breakfast area with deck access, great rm, & formal dining rm. Warm & inviting great rm with gas FP, stone surround, custom built-ins, shiplap detailing, & oversized windows overlooking the private backyard. Separate main flr office ideal for working from home. Functional mudrm with custom built-ins, backyard access, garage entry, & 2-pc bath. Upper level offers 4 generous bedrms incl spacious primary retreat with double closets incl lrg W/I closet & beautifully finished 4-pc ensuite with dual sinks & oversized shower. 3 additional sizable bedrms, 5-pc main bath, & upper-level laundry. Fully finished basement with over-sized rec rm, home gym/den, storage, & 3-pc bath with heated flrs. Walk-up from basement to garage creates excellent in-law potential. Hardwood & porcelain tile throughout main & upper levels. Designer lighting, pot lights, California shutters, & custom window coverings throughout. Expansive private fenced backyard with mature trees, spacious deck, patio, covered back porch, hot tub, & future pool potential. Impressive curb appeal with covered front porch, concrete driveway, & oversized garage with workshop area. Prime location-close to parks, trails, universities, shopping, Conestoga Mall, transit, major employers, & quick HWY access. Don't miss out on this incredibly rare opportunity in Colonial Acres!
Key Facts & Features
Property Costs
- Annual Property Tax Amount
- $9,886
- Land Transfer Tax Fee
- $28,473
Rental Items
- Rental Equipment
- HOT WATER HEATER
- Under Contract
- Hot Water Heater
- Basement Type
- Full, Finished, Walk-Up, Separate Entrance
Interior Features
- Laundry Level
- Upper Level
- Interior Extras
- Air Exchanger, Auto Garage Door Remote, Central Vacuum, In-Law Capability, Sump Pump, Water Softener, Water Purifier
- View
- Garden, Trees/Woods
- Security Features
- Smoke Detector, Carbon Monoxide Detectors
- Fireplace/Stove
- Yes
- Fireplace Features
- Family Room, Electric, Natural Gas, Rec Room
- Elevator
- No
Exterior Features
- Exterior Extras
- Deck, Hot Tub, Landscaped, Porch, Privacy
- Pool
- None
- Property Features
- Golf, Greenbelt/Conservation, Park, Place Of Worship, School, Rec./Commun.Centre
- Other Structures
- Fence - Full, Shed
Building
- Building Type
- Detached
- Building Style
- 2-Storey
- Approx Age
- 6-15
Construction
- Exterior Finish
- Board & Batten , Brick
- Roof
- Asphalt Shingle
- Foundation Details
- Poured Concrete
- Special Designation
- Unknown
Lot
- Lot Front
- 68.09 ft
- Lot Depth
- 171.26 ft
- Lot Size
- 0.27
- Lot Shape
- Rectangular
Inclusions
- Inclusions
- Central Vac, Dishwasher, Dryer, Garage Door Opener, Hot Tub, Microwave, Range Hood, Refrigerator, Stove, Washer, Window Coverings, Swing Set, Arbour Over Deck
Exclusions
- Exclusions
- ALL TV'S AND BRACKETS, AFFIXED SHELVES IN ONE OF THE BEDROOMS.
Parking & Garages
- Garage Type
- Attached
- Garage Spaces
- 2
- Parking Spaces
- 6
- Total Garage And Parking Spaces
- 8
Heating & Cooling
- Heat Source
- Gas
- Heat Type
- Forced Air
- Air Conditioning
- Central Air
- Water
- Municipal
- Sewers
- Sewer
- Bedrooms
- 4
- Washrooms
- 4
- Kitchens
- 1
- Family / bonus room
- Yes
Room sizes
- Bathroom—Main level, 2 Pc Bath
- Dining Room—Main level
- Foyer—Main level
- Great Room—Main level
- Kitchen—Main level
- Mud Room—Main level
- Office—Main level
- Bathroom—Second level, 4 Pc Ensuite
- Bathroom—Second level, 5 Pc Bath
- Bedroom—Second level
- Bedroom—Second level
- Bedroom—Second level
- Laundry—Second level
- Primary Bedroom—Second level
- Bathroom—Basement level, 3 Pc Bath
- Exercise Room—Basement level
- Recreation—Basement level
- Other—Basement level
- Other—Basement level
- Utility Room—Basement level
Washrooms
- 2-piece, Main
- 4-piece, Second
- 5-piece, Second
- 3-piece, Basement
- Municipality
- Waterloo
- Main cross streets
- LEE AVENUE
- Directions
- LEXINGTON ROAD TO LEE AVENUE, THEN CASTLEFIELD AVENUE
- MLS® number
- X13145078
- Data source
- Toronto Regional Real Estate Board
- Status change
- 2026-05-22
- Listed on
- 2026-05-19
- Days on market
- 3 days
- Possession type
- Flexible
- Co-op commission
- 2% + HST (SEE REMARKS)
- Seller
- Listed by
- RE/MAX TWIN CITY REALTY INC.
Home Market Value
Current home valuation for 303 Castlefield Avenue, Waterloo, , . Listed for $1,599,900
HOMEH Estimate
$1,671,500
Estimated Sales Range
$1,320,485 - $2,022,515
HOMEH Estimate for 303 Castlefield Avenue, Waterloo
Calculated with a real agent's CMA method — 45+ years of experience, codified. Not an AI guess.
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Mortgage Payment Calculator
Compare up to 4 down payment scenarios
20% required for homes $1.5M or more
$319,980
| Scenario 1 | Scenario 2 | Scenario 3 | Scenario 4 | |
|---|---|---|---|---|
−Down payment | % $ | % $ | % $ | % $ |
+CMHC insurance | $0 | $0 | $0 | $0 |
=Total mortgage | $1,279,920 | $1,199,925 | $1,119,930 | $1,039,935 |
Amortization | ||||
Mortgage rate | % | % | % | % |
| Payment frequency | ||||
=Mortgage payment | $6,249monthly | $5,859monthly | $5,468monthly | $5,077monthly |
Land Transfer Tax
$28,473
$28,473
Around this home
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