Horn Lake is a highly sought-after, mid-sized lake known for its clean, spring-fed water and classic Canadian Shield character. Rugged granite outcrops, windswept pine and hemlock, and a largely undeveloped shoreline give the lake a Muskoka / Georgian Bay feel. Much of the surrounding land is environmentally sensitive, and strict controls on new lot creation mean the lake is essentially frozen to future large-scale development.

Several islands—most notably Twin Island and Rock Island—are a mix of Crown and private land, contributing to the lake’s natural, unspoiled landscape.

I grew up on Horn Lake and spent countless hours paddling and fishing here, so I’ll admit my bias: it’s an exceptional lake. The north end, which is predominantly Crown land, offers multiple informal trails leading to nearby back lakes, as well as a great jumping rock that locals have enjoyed for generations.

Browse current MLS® listings for cottages, homes, and vacant waterfront lots on Horn Lake, Ontario. All listings are supplied through the Canadian Real Estate Association and provided by participating brokers.

If you have questions or would like to view any properties, please call 705-783-7718.

Quick Horn Lake Facts

• • Mid-sized lake at approximately 497 hectares

  • Deep waterbody with a maximum depth of 35 metres

  • About 20% Crown land along the shoreline, primarily at the north end

  • Spring-fed with clean, clear water

  • Strong Canadian Shield character with granite outcrops and windswept pine

  • Good fishing: lake trout, smallmouth bass, and whitefish

  • Very limited supply — only a few cottage listings most seasons

  • Typical year-round cottage prices range from $800,000 to $1,500,000+