100 Seneca Drive

Ancaster, Hamilton, Ontario L9G 3B8

Overview

At a glance

Days on market26 days
ListedSep 29, 2026
UpdatedSep 29, 2026
Building age6-15 years
Size3500-5000 sq ft
Lot85 x 135 Feet
Property taxes$17,484 (2025)
Parking8 spaces
BasementFinished, Full
MLS® numberX13839496
Data sourcePropTx MLS® System
Listing brokerageROYAL LEPAGE STATE REALTY

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

Property

Style
2-Storey
Building age
6-15
Fronting on
West
Cross street
Algonquin Avenue
Community
Ancaster
Municipality
Hamilton

Inside

Bedrooms above grade
4
Bedrooms below grade
2
Bathrooms
6
Kitchens
2
Basement
Finished, Full
Family room
Yes
Fireplace
Family Room, Natural Gas, Rec Room
Interior 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

Utilities

Heating
Forced Air
Heating fuel
Gas
Cooling
Central Air
Sewer
Sewer
Electricity
Yes
Cable
Yes

Building

Construction
Brick, Stucco (Plaster)
Foundation
Poured Concrete
Roof
Asphalt Shingle
Exterior features
Built-In-BBQ, Hot Tub, Deck, Landscape Lighting, Landscaped, Lawn Sprinkler System, Lighting, Patio, Porch
Pool
Inground, Salt

Parking

Garage
Attached
Parking spaces
6
Total parking
8
Driveway
Private Triple

Land

Frontage
85
Depth
135
Lot size units
Feet
Waterfront
No
Topography
Flat
Property features
Golf, Hospital, Park, Rec./Commun.Centre, School, Place Of Worship
Rooms (24)
RoomLevelSizeFeatures
FoyerMain2.74 x 3.73
OfficeMain4.17 x 3.66
Living RoomMain4.29 x 3.96
BathroomMain2 Pc Bath
Dining RoomMain5.13 x 4.29
Family RoomMain5.64 x 5.18
BreakfastMain4.42 x 4.42
SunroomMain5.44 x 4.27
Primary BedroomSecond6.65 x 4.65
BathroomSecond5 Pc Ensuite
OtherSecond3.96 x 3.66
Bedroom 2Second4.27 x 3.66
BathroomSecond3 Pc Ensuite
Bedroom 3Second4.44 x 3.35
BathroomSecond3 Pc Ensuite
Bedroom 4Second4.62 x 4.11
BathroomSecond3 Pc Ensuite
LaundrySecond
RecreationBasement14.78 x 5.03
Bedroom 5Basement4.11 x 3.73
BathroomBasement3 Pc Bath
BedroomBasement3.81 x 3.66
Media RoomBasement6.93 x 3.96
LaundryBasement
Value

What it’s worth

Automated estimate

Free Sold Nearby account

What this home is likely to sell for, based on its asking price and what similar homes nearby have actually sold for.

Create a free account

Market read

Free Sold Nearby account

Whether Ancaster is a buyer’s or seller’s market right now, and how long homes like this usually take to sell.

Create a free account

History

Listing history

Past listings and sales

Free Sold Nearby account

When this home was listed before, every price change, and what it sold for last time.

Create a free account

Compare

How it compares

Sold comparables

Free Sold Nearby account

The recent sales nearby most like this home, and what each one sold for.

Create a free account

Neighbourhood

Around Ancaster

What’s nearby

Quiet streetBackyard faces west

  • Elementary schoolRousseau Public Schoolabout 5 min walk
  • High schoolSir Allan MacNab Secondary Schoolabout 3 km
  • ParkMohawk Meadows Parkabout 2 min walk
  • Playground about 3 min walk
  • TrailAncaster Radial Trailabout 4 min walk
  • River or lakeTiffany Creekabout 8 min walk
  • Grocery storeSobeysabout 17 min walk
  • DowntownHamiltonabout 7.6 km
  • LibraryHamilton Public Library - Ancaster Branchabout 22 min walk
  • Rec centre or arenaPhoenix Fitnessabout 19 min walk
  • Golf courseHamilton Golf & Country Clubabout 25 min walk
  • HospitalMcMaster University Medical Centreabout 4.7 km
  • Highway on-rampExit 64about 4 min walk
  • GO or train stationHamilton GO Centreabout 7.7 km

Approximate: straight-line distances, and the backyard and street worked out from the map pin and map data © OpenStreetMap contributors. Check school boundaries with the school board.

On the map

Sold nearby

Free Sold Nearby account

Homes within 3 km that sold in the last year, what they sold for and how fast.

Create a free account

Community

The Ancaster market

Ancaster sale prices

Free Sold Nearby account

The median sale price in Ancaster month by month, how fast homes sell, and how close they come to asking.

Create a free account

Costs

What it would cost

%
%
An example rate. Use the one your lender quotes.
Every monthEstimate
Mortgage payment$0
Property tax$0
Monthly total$0
At closing
Ontario land transfer tax$0

Estimates only, not financial advice. Uses Canadian semi-annual compounding, the minimum down payment and mortgage insurance rules, and Ontario’s land transfer tax brackets. Your lender and lawyer confirm the real numbers. Legal fees, title insurance and moving costs aren’t included.

Listing courtesy of ROYAL LEPAGE STATE REALTY. Listing information from the PropTx MLS® System. Each listing shows the brokerage that represents it. The information provided herein must only be used by consumers that have a bona fide interest in the purchase, sale, or lease of real estate and may not be used for any commercial purpose or any other purpose. Information is deemed reliable but is not guaranteed accurate by PropTx. Last updated October 26, 2026 at 6:46 a.m.

See this home with Kris.

No obligation. Kris replies personally. Privacy policy

Your request goes to Kris Butler, Salesperson, M1 Real Estate Brokerage Ltd. He isn’t the listing agent for this home.

Selling nearby?

Get a valuation built from sales like this one, and see what you’d save with a 1% listing fee.

See what you’d save →
What’s my home worth?