Spencer Gorge Conservation Area is a conservation area located on the Niagara Escarpment in the community of Dundas in Hamilton, Ontario. It is owned and operated by the Hamilton Conservation Authority. It has views over Hamilton and a two major waterfalls that are accessible via a system of trails. The natural features found in the area are considered to be provincially significant. A reservation system is in place during the fall colour season, from late September to early November each year.