❮ Back to Search

303 CASTLEFIELD Avenue, Waterloo, Ontario, N2K2M4

MLS: 40831161 | House (Freehold)

$1,599,900

❮ Browse All Listings
Virtual Tour

Property Description

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!

Directions: LEXINGTON ROAD TO LEE AVENUE, THEN CASTLEFIELD AVENUE

Quick Facts

  • Property Type: House (Freehold)
  • Style: 2 Level
  • Bedrooms: 4 (4 above)
  • Bathrooms: 4 (1 half)
  • Living Area: 4,111 sq ft (381.9 m²)
  • Above Grade: 2,794 sq ft (259.6 m²)
  • Below Grade: 1,317 sq ft (122.4 m²)
  • Year Built: 2015
  • Ownership: Freehold
  • Attached: No
  • Fireplaces: 2
  • Parking: 8.0 spaces (Attached Garage)
  • Lot Size: 0.2680 acres (0.11 ha)
  • Frontage: 68 ft (20.7 m)
  • Basement: Finished, Full
  • Amenities: Quiet Area, Community Centre

Costs

  • Annual Taxes: $9,886.40

Detailed Features

Interior & Systems

  • Heating: Forced air, In Floor Heating, Natural gas
  • Cooling: Central air conditioning
  • Basement: Finished, Full
  • Appliances: Washer, Refrigerator, Water purifier, Water softener, Hot Tub, Central Vacuum, Dishwasher, Stove, Dryer, Microwave, Hood Fan, Window Coverings, Garage door opener
  • Security: Smoke Detectors
  • Fireplace Features: Electric, Other - See remarks

Exterior & Construction

  • Style: 2 Level
  • Exterior: Brick
  • Foundation: Poured Concrete
  • Fencing: Fence
  • Sewer: Municipal sewage system
  • Water: Municipal water

Lot & Land

  • Lot Size: 0.2680 acres (0.11 ha)
  • Frontage: 68 ft (20.7 m)
  • Features: Southern exposure, Conservation/green belt, Sump Pump, Automatic Garage Door Opener
  • Zoning: R3

Community & Neighbourhood

  • Community: Quiet Area, Community Centre
  • Subdivision: 118 - Colonial Acres/East Bridge

Room Details (20 rooms)

Basement
Utility room13'5" x 11'2" (150 ft²)
Storage11'0" x 10'9" (118 ft²)
Storage5'11" x 11'2" (66 ft²)
Recreation room14'11" x 32'3" (481 ft²)
Gym12'4" x 15'4" (189 ft²)
3pc Bathroom8'8" x 6'0" (52 ft²)
Second level
Primary Bedroom16'4" x 13'6" (221 ft²)
Laundry room6'9" x 13'6" (91 ft²)
Bedroom11'0" x 14'3" (157 ft²)
Bedroom12'4" x 18'11" (233 ft²)
Bedroom11'8" x 11'7" (135 ft²)
5pc Bathroom6'9" x 16'3" (110 ft²)
Full bathroom12'0" x 9'8" (116 ft²)
Main level
Office9'7" x 9'2" (88 ft²)
Mud room11'7" x 11'8" (135 ft²)
Great room16'10" x 17'4" (292 ft²)
Kitchen18'11" x 18'0" (341 ft²)
Foyer11'7" x 15'0" (174 ft²)
Dining room11'0" x 15'0" (165 ft²)
2pc Bathroom4'11" x 5'5" (27 ft²)

Listing Information

MLS® Number40831161
BoardCornerstone
Originating SystemCornerstone Association of REALTORS®
BrokerageRE/MAX TWIN CITY REALTY INC.
Date ListedMay 19, 2026
Last UpdatedMay 19, 2026

Listing History

MLS listing activity for 303 CASTLEFIELD Avenue, Waterloo, Ontario, N2K2M4 — dates reflect when changes were recorded in the DDF

DateDays on MarketPriceEventListing ID
5/19/20260$1,599,900Listed (For Sale)40831161

Location & Neighborhood

📍303 CASTLEFIELD Avenue, Waterloo, Ontario, N2K2M4

🚗 Travel times

Neighborhood Walkability

Mortgage & Cost Calculators

Nearby Homes ?Nearby Homes — Search CriteriaSearch Radius1 kmPrice Range±30%Match BedroomsNoMatch BathroomsNo

Similar Homes ?Similar Homes — Search CriteriaSearch Radius5 kmPrice Range±5%Match Home TypeYesMatch BedroomsYes

Property Comparables ?Active Comparables — Search CriteriaSearch Radius2 kmPrice Range±15%Match Home TypeYesMatch BedroomsYes

Active Comparables
Rent Comparables
Sold Comparables
Rented Comparables

No rental comparables found in this area.

Listing Brokerage: RE/MAX TWIN CITY REALTY INC.Board: Cornerstone Association of REALTORS®Last Updated: May 19, 2026 at 2:20 PM EDTData provided via CREA DDF®.
ASAP
 
FRI
22
May
SAT
23
May
SUN
24
May
MON
25
May
TUE
26
May
WED
27
May
THU
28
May
MorningAfternoonEvening
Cathy Dou
Cathy Dou
Broker of Record
[email protected]647-691-6364
Ask a Question

Book a Viewing

303 CASTLEFIELD Avenue, Waterloo, Ontario, N2K2M4

ASAP
 
FRI
22
May
SAT
23
May
SUN
24
May
MON
25
May
TUE
26
May
WED
27
May
THU
28
May
MorningAfternoonEvening
Cathy Dou
Cathy Dou
Broker of Record
[email protected]647-691-6364
Ask a Question
⏱ MLS data updated 7 minutes ago