Scout N Secure

$3,495,000

Map

100 Seneca Drive

Ancaster, Hamilton, Ontario L9G3B8

For sale· Added

4+2 bed6 bath3,500–5,000 sqft

About this home

This architectural masterpiece offers 7,000 sq. ft. of luxurious living space with 4+2bedrooms, 6 bathrooms, an incredible resort-style backyard oasis, and a fully finished basement with separate entrance. Set on an 85 x 135 ft. lot in a mature Ancaster neighbourhood, just one minute to highway access and all Power Centre amenities, this dream home impresses with striking curb appeal, professional landscaping, and an oversized triple garage with 14 ft. ceilings and two car lifts. The grand foyer with a soaring 21 ft. ceiling and curved staircase opens to a sophisticated interior featuring bold millwork, expansive porcelain, and wide-plank hardwood all illuminated by massive windows allowing plenty of natural light. The main level boasts formal living and dining rooms with 12 ft. ceilings, a private office, powder room ,mudroom, and a gourmet eat-in kitchen with top-tier appliances. A 4-season sunroom with radiant in-floor heating and a family room with 11 ft. ceiling and stone fireplace create the perfect entertaining spaces. Upstairs, the sensational primary suite includes custom built-ins, spa-inspired 5-piece bath, private balcony, walk-in closet, and a custom dressing room fit for any wardrobe. Three additional bedrooms, all with ensuite baths (heated floors), and bedroom level laundry complete the upper level. The finished lower level offers a recreation area, home theatre, 2 bedrooms, full bath, second laundry, and kitchenette-ideal for family enjoyment or a multigenerational in-law suite. Step outside to a private resort-style retreat with heated saltwater pool (waterfalls, lights, fire features), sunken hot tub, outdoor kitchen with pizza oven, extensive hardscaping, artificial turf, storage shed, and an elite K-Array sound system. Upgrades include Control4 automation, integrated security with cameras, whole-home sound, and dual furnaces, A/Cs, and HRVs for comfort and efficiency. A rare opportunity to own one of Ancaster's most extraordinary residences!

Location

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Property details

Listing

MLS® number
X13839496
Added
Sep 29, 2026 ()
Updated
Sep 29, 2026 ()
Info refreshed

Overview

Property type
Single Family
Building type
Detached
Storeys
2
Ownership
Freehold

Inside

Bedrooms
4+2
Bathrooms
6
Half baths
1
Heating
Forced air, Natural gas
Cooling
Central air conditioning
Fireplace
Yes (2)
Appliances
Washer, Refrigerator, Water meter, Hot Tub, Central Vacuum, Barbeque, Gas stove(s), Dishwasher, Oven, Dryer, Microwave, Hood Fan, Garage door opener remote(s), Water Heater
Features
Flat site, Lighting, Carpet Free, Sump Pump, In-Law Suite

Building

Basement
Finished, Full
Exterior
Brick, Stucco
Foundation
Poured Concrete
Parking
Attached Garage, Garage · 8 spaces
Amenities
Separate Heating Controls, Fireplace(s)
Security
Alarm system, Smoke Detectors

Land

Lot size
85 x 135 ft
Pool
Inground pool, Salt Water Pool
Fencing
Fully Fenced
Zoning
ER

Services

Water
Municipal water
Sewer
Sanitary sewer
Utilities
Sewer, Electricity, Cable

Location

Cross streets
Algonquin Avenue
Directions
Highway 403 to Mohawk, Left on Algonquin, right on Seneca Dr.
Nearby
Community Centre

Running costs

Annual property tax
$17,484

Rooms

FoyerMain level2.74 x 3.73 m
OtherSecond level3.96 x 3.66 m
Bedroom 2Second level4.27 x 3.66 m
BathroomSecond level0 x 0 m
Bedroom 3Second level4.44 x 3.35 m
BathroomSecond level0 x 0 m
Bedroom 4Second level4.62 x 4.11 m
BathroomSecond level0 x 0 m
Laundry roomSecond level0 x 0 m
OfficeMain level4.17 x 3.66 m
Recreational, Games roomBasement14.78 x 5.03 m
Bedroom 5Basement4.11 x 3.73 m
BathroomBasement0 x 0 m
BedroomBasement3.81 x 3.66 m
MediaBasement6.93 x 3.96 m
Laundry roomBasement0 x 0 m
Living roomMain level4.29 x 3.96 m
BathroomMain level0 x 0 m
Dining roomMain level5.13 x 4.29 m
Family roomMain level5.64 x 5.18 m
Eating areaMain level4.42 x 4.42 m
SunroomMain level5.44 x 4.27 m
Primary BedroomSecond level6.65 x 4.65 m
BathroomSecond level0 x 0 m

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$3,495,000
100 Seneca Drive
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