4239 19th Avenue, Markham, ON L6C 1M2

Attention investors and builders: this is a rare opportunity in a highly sought-after Markham location with tremendous upside potential. Set on a beautiful 1/2-acre lot just north of Unionville and only minutes to Main Street, this warm and welcoming ranch-style bungalow offers space, privacy, and endless potential. With a 100 ft frontage and 200 ft depth, the property is surrounded by mature trees, lush greenery, and impressive estate homes. Inside, the home has been lovingly maintained and features hardwood flooring throughout, bright oversized windows in the living room, and a cozy wood-burning fireplace that creates the perfect gathering space. The renovated eat-in kitchen is both functional and inviting, while the dining room showcases elegant crown moulding and a decorative pillar for added charm. The double car garage includes a carpenter's workshop, and the expansive driveway can comfortably accommodate up to 10 vehicles. Whether you're looking to move in and enjoy, renovate and expand, or build your dream home, this property offers incredible flexibility and value.

• Inside a conservation-regulated area

  A conservation-authority permit may be required for building, grading or landscaping — confirm scope with the authority.

  Source: TRCA Regulation Limit (2025) · as of Sep 2026

• Inside Ontario's Greenbelt plan area — Protected Countryside

  Greenbelt policy limits new development — confirm permitted uses before planning a build or severance.

  Source: Ontario GeoHub — Greenbelt Designation · as of Sep 2026

Also checked, nothing flagged at this location: flood hazard mapping, provincially significant wetlands, the Oak Ridges Moraine, the Niagara Escarpment plan, areas of natural and scientific interest, rail corridors, hydro transmission corridors.

Screened against public government mapping at this home’s location — simplified boundaries, not a survey, an appraisal or a legal determination. Confirm anything that matters with the authority named.