{"id":611287,"date":"2026-04-18T00:15:06","date_gmt":"2026-04-18T00:15:06","guid":{"rendered":"https:\/\/www.newsbeep.com\/ca\/611287\/"},"modified":"2026-04-18T00:15:06","modified_gmt":"2026-04-18T00:15:06","slug":"you-could-buy-this-1899-castle-on-the-island-of-montreal-for-21-6-million-ctvnews","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/ca\/611287\/","title":{"rendered":"You could buy this 1899 castle on the Island of Montreal for $21.6 million \u2013 CTVNews"},"content":{"rendered":"

Ch\u00e2teau Bois-de-la-Roche has stood on its own private peninsula at the Lake of Two Mountains since 1899. More than a century later, the 18,427 sq ft stone castle \u2014 with 8 bedrooms, 10 bathrooms, 12 fireplaces, an indoor pool and panoramic water views \u2014 is asking $21.6 million.<\/p>\n

Published:\u00a0April 17, 2026 at 3:49PM EDT<\/p>\n

\"\"Senneville chateau for sale An aerial view of Ch\u00e2teau Bois-de-la-Roche on its 19-acre peninsula on the Lake of Two Mountains, on the Island of Montreal. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale Ch\u00e2teau Bois-de-la-Roche at night, showing the full lakeside fa\u00e7ade and copper turrets. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The main entrance of Ch\u00e2teau Bois-de-la-Roche at night, with exterior lanterns illuminating the cobblestone forecourt. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale An aerial view of Ch\u00e2teau Bois-de-la-Roche on its private peninsula on the Lake of Two Mountains. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale Sunset over the Lake of Two Mountains, with the wooded Pointe Forget peninsula in the foreground. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The shoreline of Pointe Forget, where the estate meets the Lake of Two Mountains. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale An ensuite bathroom with soaking tub, marble tile floors, and glass-enclosed shower. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The lakeside fa\u00e7ade of Ch\u00e2teau Bois-de-la-Roche at blue hour, with the turrets and solarium wing lit from within. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A spring aerial of Pointe Forget showing the wooded peninsula surrounded by water on three sides. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale Sunset over the Lake of Two Mountains, seen from above Pointe Forget. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The primary bedroom suite, featuring a fireplace and turret-shaped bay window sitting area. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale An aerial view of the lake-facing rear of Ch\u00e2teau Bois-de-la-Roche at dusk. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The primary ensuite, featuring a soaking tub, fireplace, and stained glass ceiling medallion. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale An aerial view of Pointe Forget in spring, showing the stone seawall and estate grounds. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale Ch\u00e2teau Bois-de-la-Roche from the south lawn, showing the full lakeside profile. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A stone staircase connecting the indoor pool level to the estate grounds. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale Ch\u00e2teau Bois-de-la-Roche and its peninsula at golden hour on the Lake of Two Mountains. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale An aerial view of Pointe Forget in late spring, showing the peninsula and stone seawall. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A marble corridor connecting the bedroom wing to the main staircase hall. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The library looking toward the pool wing, where the cast-iron spiral staircase is visible. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The second-floor staircase landing, featuring a carved gothic balustrade and crystal chandelier. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale One of the ch\u00e2teau’s eight bedrooms, with a sitting area, fireplace, and parquet floors. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The ground-floor living room, with lake-facing French doors and a view toward the indoor pool wing. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A family room on the upper floor, featuring a marble fireplace and parquet floors. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The kitchen, featuring dual islands and a wall of windows overlooking the grounds. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The kitchen’s central island with integrated cooktop and overhead steel hood. (photo: Sotheby’s International Realty)
\n \"\"Senneville chateau for sale The lakeside fa\u00e7ade of Ch\u00e2teau Bois-de-la-Roche at dusk, showing the solarium wing and turrets. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A second view of the ground-floor living room, featuring a marble fireplace surround. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The kitchen’s dining area, with floor-to-ceiling windows and a built-in fireplace. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale An aerial view of the wooded Pointe Forget peninsula and the Lake of Two Mountains. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The main fa\u00e7ade of Ch\u00e2teau Bois-de-la-Roche, with its cobblestone forecourt and stone entry portico. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale An overhead view of the ch\u00e2teau’s copper roofscape at dusk. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The ground-floor living room, featuring a gilt-columned fireplace with overmantel mirror. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A close-up of the main entrance, with carved mahogany double doors and a copper-roofed porte coch\u00e8re. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The upper-floor rotunda sitting room, showing the carved diamond-panel oak doors. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The lake-facing rear of the ch\u00e2teau at dusk, showing the solarium wing and copper-roofed turrets. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The main entrance fa\u00e7ade of Ch\u00e2teau Bois-de-la-Roche, with its cobblestone forecourt and carved stone portico. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The south-facing profile of Ch\u00e2teau Bois-de-la-Roche, showing the full roofline and solarium wing. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale An aerial view of Pointe Forget, the private peninsula where Ch\u00e2teau Bois-de-la-Roche sits on the Lake of Two Mountains. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The music room, featuring an organ and the cast-iron spiral staircase. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale Ch\u00e2teau Bois-de-la-Roche seen from the driveway approach, framed by mature trees. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The rear of Ch\u00e2teau Bois-de-la-Roche seen across the south lawn. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The second-floor landing, with crystal chandeliers and framed oil paintings. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A cast-iron spiral staircase in one of the ch\u00e2teau’s turret rooms, with a copper-hooded fireplace. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A bedroom sitting room on the upper floor, with a gas fireplace and glazed double doors. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The formal dining room, with a scrollwork fireplace, ironwork grilles, and arched glass doors. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The north face and solarium wing of Ch\u00e2teau Bois-de-la-Roche, with the Lake of Two Mountains visible beyond. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The main dining room, featuring a crystal chandelier and dark wood trim. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The entrance vestibule of Ch\u00e2teau Bois-de-la-Roche, with marble floors and carved mahogany double doors. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The dining room’s arched glass doors overlook the estate grounds and Lake of Two Mountains. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The solarium, with wraparound windows framing views of the Lake of Two Mountains. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The leisure wing adjacent to the indoor pool, featuring a stone fireplace and garden benches. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale An upper-floor sitting room with a glazed mahogany rotunda connecting to the main hall. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The formal dining room, featuring a Flemish tapestry, crystal chandelier, and stone fireplace. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The service wing of the ch\u00e2teau, featuring an attached garage and stone outbuilding. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale Ch\u00e2teau Bois-de-la-Roche at night, showing the full lakeside fa\u00e7ade and copper turrets. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The wood-panelled elevator, which provides access to all four floors of the ch\u00e2teau. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The private driveway of Ch\u00e2teau Bois-de-la-Roche at dusk, lined with mature trees and lamp posts. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A wider aerial of Pointe Forget showing the full 19-acre peninsula and stone seawall. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The solarium’s French doors open directly onto the estate lawns. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale An aerial view of the Ch\u00e2teau Bois-de-la-Roche estate in summer, with the stone seawall visible around the perimeter. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The base of the main staircase in the entrance hall of Ch\u00e2teau Bois-de-la-Roche. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The entrance vestibule looking inward, with a compass rose inlaid in polished granite and a heraldic fireplace. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The cast-iron spiral staircase in the home office, which connects directly to the library. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The grand oak staircase, lit by a crystal chandelier, rising from the main hall to the second floor. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A summer aerial of Ch\u00e2teau Bois-de-la-Roche, looking west over the Lake of Two Mountains. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The solarium, showing its stone accent wall and vaulted wood beam ceiling. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The main hall looking toward the library and living spaces. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The indoor pool, with skylights and floor-to-ceiling glass walls overlooking the estate grounds. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The indoor pool, with skylights and floor-to-ceiling glass on three sides. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The full length of the main hall, featuring Persian rugs and the heraldic marble fireplace. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The library, with Chesterfield sofas, a tiled fireplace, and floor-to-ceiling built-ins. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The rear grounds of Ch\u00e2teau Bois-de-la-Roche, with manicured lawns and mature trees. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The main hall looking toward the entrance vestibule, with built-in oak seating along the walls. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The ground-floor living room, with arched windows and lake views through French doors. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The lakeside fa\u00e7ade of Ch\u00e2teau Bois-de-la-Roche at dusk, showing the solarium wing and turrets. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The solarium, with floor-to-ceiling windows overlooking the lake and gardens. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A dusk aerial of the full Ch\u00e2teau Bois-de-la-Roche estate, with the carriage house and private driveway visible through the trees. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A sitting room adjoining the solarium, with glass partition walls and lake views. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The east wing of the ch\u00e2teau, showing the solarium addition against the original 1899 fieldstone tower. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The library, featuring floor-to-ceiling built-in shelving and a Chesterfield sofa. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The front approach to Ch\u00e2teau Bois-de-la-Roche, with a cobblestone path and trimmed hedges. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The carved oak fireplace surround in the main hall, topped with heraldic stained glass panels. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The south lawn of Ch\u00e2teau Bois-de-la-Roche in summer, with the Lake of Two Mountains visible in the distance. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The solid oak staircase in the main hall of Ch\u00e2teau Bois-de-la-Roche. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale Looking down the length of the main hall toward the grand oak staircase. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The main hallway of Ch\u00e2teau Bois-de-la-Roche, featuring a carved heraldic fireplace and original oak beam ceiling. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The gated entrance to the Ch\u00e2teau Bois-de-la-Roche estate in Senneville. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The private tree-lined driveway leading to Ch\u00e2teau Bois-de-la-Roche. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale Ch\u00e2teau Bois-de-la-Roche seen from the driveway approach, framed by mature trees. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale An overhead view of the tip of Pointe Forget, showing the seawall, lawn, and ch\u00e2teau rooftops. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale An overhead aerial of the full Ch\u00e2teau Bois-de-la-Roche estate, showing the ch\u00e2teau, lawns, forest, and stone seawall. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The main hall of Ch\u00e2teau Bois-de-la-Roche, which stretches nearly 57 feet. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A directly overhead view of the ch\u00e2teau’s copper roofline and cobblestone forecourt. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The stone fa\u00e7ade of Ch\u00e2teau Bois-de-la-Roche in Senneville, designed by architect Edward Maxwell in 1899. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A second view of the main hall, looking toward the living room. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale An aerial view of Pointe Forget, the private peninsula where Ch\u00e2teau Bois-de-la-Roche sits on the Lake of Two Mountains. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale The estate’s historic stone carriage house, with original arched wooden doors and copper roof. (photo: Sotheby’s International Realty) \"\"Senneville chateau for sale A stone outbuilding on the Ch\u00e2teau Bois-de-la-Roche estate grounds. (photo: Sotheby’s International Realty) <\/p>\n","protected":false},"excerpt":{"rendered":"Ch\u00e2teau Bois-de-la-Roche has stood on its own private peninsula at the Lake of Two Mountains since 1899. More…\n","protected":false},"author":2,"featured_media":611288,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22],"tags":[49,48,295,66],"class_list":{"0":"post-611287","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-environment","8":"tag-ca","9":"tag-canada","10":"tag-environment","11":"tag-science"},"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts\/611287","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/comments?post=611287"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/posts\/611287\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/media\/611288"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/media?parent=611287"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/categories?post=611287"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/ca\/wp-json\/wp\/v2\/tags?post=611287"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}