100 Seneca Drive

Ancaster, Hamilton, L9G 3B8

$3,495,000

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  • 4+2 bedrooms
  • 6 bathrooms
  • 8 parking
  • 3500-5000 sq ft

Listed 21 days ago · MLS® X13839496

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!

Details

Type
Detached
Style
2-Storey
Age
6-15 years
Size
3500-5000 sq ft
Lot
85 × 135 ft
Basement
Finished, Full
Garage
Attached
Kitchens
2
Property tax
$17,484 (2025)
Neighbourhood
Ancaster
Municipality
Hamilton
Price per sq ft
~$822 (33% above detached houses in Ancaster, $621)

Interior

Bedrooms
4 above ground + 2 below
Bathrooms
1 × 5-piece (second), 3 × 3-piece (second), 1 × 2-piece (main), 1 × 3-piece (basement)
Kitchens
2 (1 below ground)
Rooms
18 above ground + 9 below
Family room or den
Yes
Fireplace
Family Room, Natural Gas, Rec Room
Features
Auto Garage Door Remote, Bar Fridge, Carpet Free, Central Vacuum, Floor Drain, In-Law Suite, Sump Pump, Storage, Water Heater Owned, Water Meter, Workbench, Separate Heating Controls, ERV/HRV

Heating, cooling and services

Heating
Forced Air, Gas
Air conditioning
Central Air
Water and sewer
Sewer

Building and exterior

Style
2-Storey
Exterior
Brick, Stucco (Plaster)
Roof
Asphalt Shingle
Foundation
Poured Concrete
Age
6-15 years
Faces
West
Pool
Inground, Salt
Outdoor
Built-In-BBQ, Hot Tub, Deck, Landscape Lighting, Landscaped, Lawn Sprinkler System, Lighting, Patio, Porch, Fence - Full, Shed

Parking

Garage spaces
2
Total parking
8
Driveway and parking
Private Triple

Lot

Size
85 × 135 ft (rectangular)

More

Possession
flexible
Nearby
Golf, Hospital, Park, Rec./Commun.Centre, School, Place Of Worship
Cross street
Algonquin Avenue

Rooms

RoomLevelSizeFeatures
FoyerMain2.74 × 3.73 m (9' × 12'3")
OfficeMain4.17 × 3.66 m (13'8" × 12')
Living RoomMain4.29 × 3.96 m (14'1" × 13')
BathroomMain2 Pc Bath
Dining RoomMain5.13 × 4.29 m (16'10" × 14'1")
Family RoomMain5.64 × 5.18 m (18'6" × 17')
BreakfastMain4.42 × 4.42 m (14'6" × 14'6")
SunroomMain5.44 × 4.27 m (17'10" × 14')
Primary BedroomSecond6.65 × 4.65 m (21'10" × 15'3")
BathroomSecond5 Pc Ensuite
OtherSecond3.96 × 3.66 m (13' × 12')
Bedroom 2Second4.27 × 3.66 m (14' × 12')
BathroomSecond3 Pc Ensuite
Bedroom 3Second4.44 × 3.35 m (14'7" × 11')
BathroomSecond3 Pc Ensuite
Bedroom 4Second4.62 × 4.11 m (15'2" × 13'6")
BathroomSecond3 Pc Ensuite
LaundrySecond
RecreationBasement14.78 × 5.03 m (48'6" × 16'6")
Bedroom 5Basement4.11 × 3.73 m (13'6" × 12'3")
BathroomBasement3 Pc Bath
BedroomBasement3.81 × 3.66 m (12'6" × 12')
Media RoomBasement6.93 × 3.96 m (22'9" × 13')
LaundryBasement

History of this address

5 earlier listings at this address, with sold and leased prices. Create a free account or sign in to see them.

Location

Location is approximate. See nearby homes on the map

Recent sales nearby

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The neighbourhood

Getting around Somewhat walkable

  • 🚆 Hamilton GO Centre7.7 km

Within a 10-minute walk: no grocery stores, 4 cafés and restaurants, 4 parks, 1 pharmacy. Nearest park: Mohawk Meadows Park (250 m).

Schools nearby

Elementary

  • Rousseau Public School
    EQAO: Gr 6 reading 92%, math 68%
    6 min walk
  • Ancaster Meadow Elementary Public School
    EQAO: Gr 6 reading 93%, math 63%
    14 min walk
  • Holy Name of Mary Catholic Elementary School Catholic
    EQAO: Gr 6 reading 97%, math 86%
    1.3 km
  • Immaculate Conception Catholic Elementary School Catholic
    EQAO: Gr 6 reading 94%, math 66%
    2.1 km

EQAO: share of students meeting the provincial standard (2024–25). Ontario average: Gr 6 reading 86%, math 51%; Gr 9 math 55%; literacy test 83%.

Closest schools, not school zones. Check which school serves this address with the school board before relying on it.

Who lives here postal area L9G

Owners / renters
90% / 10%
Median household income
$138,000
Average age
43
Children under 15
16%
Homes
78% detached, 1% high-rise
Commute by transit
1%
Population
25,020

Languages spoken most at home besides English: Arabic 1%, Mandarin 0.9%, Spanish 0.6%, Korean 0.5%.

Flood and conservation No mapped hazard

Not inside a mapped flood plain or regulated area in Niagara Peninsula Conservation’s mapping.

Screening maps only. Ask the conservation authority for a property inquiry before relying on this.

Safety

Crime Severity Index for Hamilton police: 62 vs 57 for Ontario (2025).

Police-reported figures for the whole police service area, not this street. Rates use the area’s resident population.

Distances are approximate. Places © OpenStreetMap contributors. Neighbourhood figures: Statistics Canada, 2021 Census. School results: EQAO via Ontario Data Catalogue (Open Government Licence – Ontario). Flood and regulation mapping: Niagara Peninsula Conservation open data. Crime Severity Index: Statistics Canada.

Living here

Commute

To downtown Hamilton: 8 km. Transit times · Driving times

Noise 1 source nearby

  • 🛣️ Highway 403200 m

Distances from the map, not noise measurements. Visit at rush hour to judge for yourself.

Internet High-speed

50/10 Mbps or faster available here by cable, fibre or DSL (the federal high-speed target).

From the federal broadband map. Check exact speeds and providers for the address.

Short-term rentals

Only in your principal residence, with a City business licence (since December 2023).

City rules

Roads, rail, airports and planned stations © OpenStreetMap contributors. Internet: Innovation, Science and Economic Development Canada, National Broadband Data.

Listed by ROYAL LEPAGE STATE REALTY.

Listing information provided by PropTx Innovations Inc. and TRREB; deemed reliable but not guaranteed accurate by PropTx.

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