EXECUTIVE WATERFRONT LUXURY | UNMATCHED SCALE & PRESTIGE | 9441 SQ FT OF PURE 2023 EXCELLENCE - Welcome to the most extraordinary custom waterfront estate ever offered in Grand Bend: a next-level masterpiece sitting on 3 acres w/ over 177 ft of peaceful Ausable River frontage. This is ultra-premium living for upper-tier buyers who demand a home that simply doesn't exist anywhere else. Inside this 9441 SQ FT architectural triumph, every inch is finished at a standard beyond premium. The showpiece is the 4-season sunroom, a full "home within a home, " featuring a built-in swim spa pool, the largest custom skylights available, & exclusive roll-up screens unseen in any other residence in the region. With 6 bedrooms, including a magazine-worthy primary suite + dressing room, 6 jaw-dropping bathrooms, multiple offices/work-from-home zones, 2 laundries, & a dedicated fitness/art studio, the lifestyle offering is limitless. The chef's kitchen is fully loaded & seamlessly connects to a butler's pantry/2nd kitchen boasting a serving window to the sunroom - an entertainer's paradise! The craftsmanship is staggering: mahogany & poplar millwork, European archways, & centuries-old imported hardwood from a French castle custom-finished for the grand entry! The entire main & lower level floors are heated along with the garage, which is a car collector's dream offering 5 bay doors & floor space for 6 cars + storage. A double-deep RV/boat bay in the garage leads to a on site private boat launch adjacent to 50 ft of private dockage already in place + ample space to grow for larger boats or additional watercrafts. With the extremely private 3 acres, there is an abundance of land for a large hobbyist shop or development potential near the road for an additional lots. This is a one-of-one luxury estate in a class of its own in Grand Bend, Ontario's fastest growing year round beach community. Qualify with a Realtor to experience the full details of this once-in-a-lifetime offering. (id:58753)
- MLS® X13529760
- Date Listed07/06/2026
- Days on Realty 8 Days
- Bedrooms 6
- Bathrooms 6 baths
- Lot Size -
- Sewer Septic Tank
- Property Type Single Family Residence
- Water Public
Interior Features
- Appliances Hot Tub, Central Vacuum, Range, Oven - Built- In, Garage door opener remote(s), Water Heater - Tankless, Water Heater
- Flooring Tile, Hardwood
- Cooling Central air conditioning, Air exchanger
- Heating Radiant heat, Forced air, Natural gas
Exterior / Lot Features
- Roof -
- Lot Size Acres -
- Lot Size SQFT -
- Lot Features Wooded area, Irregular lot size, Partially cleared, Carpet Free, Guest Suite, Sump Pump
Sales & Tax History
Source: Public Records
Local Neighborhood Highlights for N0M1T0
Discover key demographics, population statistics, and environmental insights for the Lambton Shores (grand Bend), ON area.
26/100
Car-Dependent
Walk Score ®
0/100
Minimal Transit
Transit Score ®
47/100
Bikable
Bike Score ®
Overview
Most errands require a car. It is possible to get on a bus. Minimal bike infrastructure.
Walkability averages in the surrounding area
The average walkability score in the surrounding area is Walk Score: 10/100, Transit Score: 0/100, Bike Score: 33/100.
Frequently Asked Questions for 260 ONTARIO STREET
Source: Realty.com
260 ONTARIO STREET, Lambton Shores (Grand Bend), ON N0M1T0 in Lambton Shores (Grand Bend), ON N0M1T0 is a single family residence listed at $4,500,000. Highlights include 6 bedrooms, 6 bathrooms. Realty.ca has 50 photos, sales history, school insights, and mortgage tools for this listing.
Realty.com has 50 photos of 260 ONTARIO STREET.
The full address for this home is 260 ONTARIO STREET, Lambton Shores (Grand Bend), ON N0M1T0.
260 ONTARIO STREET has been listed on Realty.com since Mon July 06, 2026
Most errands require a car. It is possible to get on a bus. Minimal bike infrastructure.
The average walkability score in the surrounding area is Walk Score: 10/100, Transit Score: 0/100, Bike Score: 33/100.
Listing provided courtesy of:
ROYAL LEPAGE TRILAND REALTY
Listing agent:
MIKE SLOAN
This content last refreshed on 2026-07-14 19:03:11. Some properties which appear for sale on this web site may subsequently have sold or may no longer be available.