$3,249,900
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5 143 Lake Street, Grimsby on L3M 4M6, Grimsby, ON L3M 4M6

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4 Beds
4 Baths
3,541 Sq Ft

Presenting an extraordinary opportunity in one of Grimsby's most prestigious waterfront enclaves. This custom-built estate was completed just 19 years ago and offers over 5, 100 sq ft of refined living space across three exceptional levels. Tucked within an exclusive private enclave of only five homes, this residence stands apart as the only pool sized lot, showcasing a beautifully appointed in ground pool and expansive stone patio designed for outdoor entertaining and relaxation. Upon entry, the grand great room impresses with floor-to-ceiling windows framing scenic views, rich hardwood floors, and a 2-storey stone gas fireplace. The open concept flow leads seamlessly into the gourmet chef kitchen, complete with custom cabinetry, a built in wall oven, premium stainless steel appliances and a large centre island. The kitchen opens seamlessly into the sun- filled family room and eating area, both overlooking the water. The main floor also includes a formal dining room with connecting servery, a private den with fireplace, and an elegant curved staircase with glass block window feature that serves as a striking architectural centrepiece. Upstairs, 2 generously sized bedrooms offer comfort and privacy, complemented by a spacious primary retreat. The finished lower level, with impressive 9 foot ceilings, is an entertainer's dream, complete with a fully equipped wet bar, billiards area, and expansive recreation space, ideal for hosting family and friends. Additional bedroom and full bathroom make the perfect guest or teen retreat. Outside, the meticulously landscaped grounds include mature trees, lush perennial gardens, and a private fire pit lounge, creating a true backyard oasis just steps from the shoreline. This is a rare chance to own in an unparalleled waterfront setting, offering privacy, prestige, and timeless luxury in the heart of Grimsby.

Listing By: Tammy Phinney - Royal LePage Burloak Real Estate Services cnitso Realty.com
  • MLS® 40849696
  • Date Listed07/22/2026
  • Days on Realty 6 Days
  • Bedrooms 4
  • Bathrooms 3 Full baths, 1 Half baths
  • Lot Size 19,769 sq. ft
  • County Niagara
  • Year Built 2007
  • Square Feet 3,541 sq. ft
  • Price Per Sq. Ft $917.79

Interior Features

  • Appliances Bar Fridge, Dishwasher, Dryer, Microwave, Refrigerator, Stove, Washer, Wine Cooler
  • Cooling Central Air
  • Heating Forced Air, Natural Gas

Exterior / Lot Features

  • Roof -
  • Lot Size Acres -
  • Lot Size SQFT 19,769.43
  • Lot Features Urban, Marina, Rec./ Community Centre

Sales & Tax History

Source: Public Records

Local Neighborhood Highlights for L3M 4M6

Discover key demographics, population statistics, and environmental insights for the Grimsby, ON area.

Walkability in ON / L3M 4M6

Source: Walk Score

10/100

Car-Dependent

Walk Score ®

0/100

Minimal Transit

Transit Score ®

27/100

Bikable

Bike Score ®

Overview

Almost all 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: 16/100, Transit Score: 0/100, Bike Score: 30/100.

Points of Interest near 5 143 Lake Street, Grimsby ON L3M 4M6, Grimsby, ON L3M 4M6

Frequently Asked Questions for 5 143 Lake Street, Grimsby ON L3M 4M6

Source: Realty.com

5 143 Lake Street, Grimsby ON L3M 4M6, Grimsby, ON L3M 4M6 in Grimsby, ON L3M 4M6 is a single family residence listed at $3,249,900. Highlights include 4 bedrooms, 4 bathrooms, 3,541 sq. ft., built in 2007, $918 per sq. ft.. Realty.ca has 50 photos, sales history, school insights, and mortgage tools for this listing.

Realty.com has 50 photos of 5 143 Lake Street, Grimsby ON L3M 4M6.

Our records indicate that 5 143 Lake Street, Grimsby ON L3M 4M6 was built in 2007.

The full address for this home is 5 143 Lake Street, Grimsby ON L3M 4M6, Grimsby, ON L3M 4M6.

5 143 Lake Street, Grimsby ON L3M 4M6 has been listed on Realty.com since Wed July 22, 2026

Almost all 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: 16/100, Transit Score: 0/100, Bike Score: 30/100.

Listing provided courtesy of: Royal LePage Burloak Real Estate Services (tel: 905-634-7755)
Listing agent: Tammy Phinney (tel: 905-815-7791)

This content last refreshed on 2026-07-28 21:08:56. Some properties which appear for sale on this web site may subsequently have sold or may no longer be available.