Modular Sofa & Sectional

Discover modular furniture at CastleUp.ca, designed for flexible living, modern comfort, and everyday style. From modular sofas and sectionals to customizable seating layouts, our collection makes it easy to create a space that fits your home, lifestyle, and family needs. Choose from versatile designs, many colour options, and comfortable configurations perfect for condos, living rooms, basements, and open-concept spaces.

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  • Beige Lotus Modular Sectional Sofa by Brassex with fabric upholstery, featuring multiple seating sections and modern design.
    Lotus Modular Sectional in Beige 240311
    $898.00
    $1,298.00
    $898.00
    The Lotus Modular Storage Sectional is a versatile and stylish piece, designed for both comfort and functionality. Its clean, modern aesthetic is complemented by a plush textured fabric that adds a...
  • Emilia 5-piece leather sectional sofa by Signature Design Ashley with plush cushions and modern modular design.
    Emilia 5-Piece Leather Modular Sectional
    $5,998.00
    $7,398.00
    $5,998.00
    Bring versatile urban sophistication to your living room with the Emilia 3-Piece Modular Sectional. Its chunky, linear silhouette creates a bold contemporary look, while feather-fibre cushions and ...
  • Signature Design by Ashley ModMax Luxe 3-piece modular sofa sectional showing plush cushions and modern design.
    ModMax Luxe 3-Piece Modular Sofa
    $1,998.00
    $3,498.00
    $1,998.00
    Contemporary style meets effortless everyday comfort with the ModMax Luxe 3-Piece Sectional Sofa. Designed for relaxed, low-maintenance living, this spacious modular sofa is upholstered in soft and...
  • Signature Design by Ashley ModMax Luxe 3-piece modular sectional with chaise, featuring plush cushions and modern design.
    ModMax Luxe 3-Piece Modular Sectional with Chaise
    $2,198.00
    $3,898.00
    $2,198.00
    Cool, contemporary style meets effortless, low-maintenance comfort with the ModMax Luxe 3-Piece Sectional Sofa with Chaise. Upholstered in soft and durable Next-Gen Nuvella™ performance fabric, thi...
  • Avaliyah 5-piece modular sectional by Signature Design Ashley, showing plush fabric cushions and modern sectional sofa layout.
    Avaliyah 5-Piece Modular Sectional
    $3,498.00
    $6,498.00
    $3,498.00
    Create an expansive and inviting lounge area with the Avaliyah 5-Piece Sectional. Its casual, low-slung profile and generously deep seating invite everyone to settle in and relax. Bold beveled blo...
  • Avaliyah 7-piece modular sectional with chaise from Signature Design by Ashley, showing beige fabric upholstery and multiple seating sections.
    Avaliyah 7-Piece Modular Sectional with Chaise
    $4,498.00
    $8,398.00
    $4,498.00
    Create an expansive and inviting gathering space with the Avaliyah 7-Piece Sectional with Chaise. Its casual, low-slung profile and generously deep seating invite family and guests to settle in, s...
  • Avaliyah 4-piece sectional sofa by Signature Design Ashley, featuring plush cushions and modern modular design in neutral fabric.
    Avaliyah 4-Piece Modular Sectional
    $3,098.00
    $5,598.00
    $3,098.00
    Create a spacious and inviting lounge area with the Avaliyah 4-Piece Sectional. Its casual, low-slung profile and generously deep seating make it easy to sink in and relax. Bold beveled block arms...
  • Avaliyah 6-piece modular sectional sofa by Signature Design by Ashley, featuring plush cushions and versatile seating arrangement.
    Avaliyah 6-Piece Modular Sectional
    $3,998.00
    $7,298.00
    $3,998.00
    Create an expansive and inviting gathering space with the Avaliyah 6-Piece Sectional. Its casual, low-slung profile and generously deep seating invite family and guests to settle in, stretch out a...
  • Avaliyah 7-piece modular sectional by Signature Design Ashley, featuring plush cushions and versatile seating arrangement in a modern living room.
    Avaliyah 7-Piece Modular Sectional
    $4,398.00
    $8,198.00
    $4,398.00
    Create an impressive gathering space with the Avaliyah 7-Piece Sectional. Its casual, low-slung profile and generously deep seating invite family and guests to settle in, stretch out and relax. Bo...
  • Avaliyah 4-piece modular sectional with chaise from Signature Design by Ashley, showcasing beige upholstery and plush cushions.
    Avaliyah 4-Piece Modular Sectional with Chaise
    $2,798.00
    $5,198.00
    $2,798.00
    Create an expansive, lounge-ready living space with the Avaliyah 4-Piece Sectional with Chaise. Its casual, low-slung profile and generously deep seating invite everyone to settle in and relax. Bo...
  • Avaliyah 3-piece modular sofa by Signature Design Ashley, featuring plush cushions and modern fabric in a stylish living room setting.
    Avaliyah 3-Piece Modular Sofa
    $2,198.00
    $4,098.00
    $2,198.00
    Create a spacious and relaxing living room with the Avaliyah 3-Piece Sectional Sofa. Its casual, low-slung profile and deep seating invite you to settle in and unwind. Bold beveled block arms add ...
  • Avaliyah 2-piece modular loveseat by Signature Design Ashley, showcasing plush fabric cushions and modern design.
    Avaliyah 2-Piece Modular Loveseat
    $1,798.00
    $3,298.00
    $1,798.00
    Create a relaxed and inviting living space with the Avaliyah 2-Piece Sectional Loveseat. Its casual, low-slung profile and generously deep seating invite you to settle in and unwind. Bold beveled ...
  • Avaliyah 3-piece modular sectional sofa with chaise from Signature Design by Ashley, featuring plush cushions and modern design.
    Avaliyah 3-Piece Modular Sectional with Chaise
    $2,398.00
    $4,298.00
    $2,398.00
    Create the perfect lounge-ready living space with the Avaliyah 3-Piece Sectional with Chaise. Its casual, low-slung profile and generously deep seating invite you to sink in and relax. Bold bevele...
  • Next-Gen Gaucho 5-piece modular sectional sofa by Signature Design Ashley, with plush cushions and modern design in a living room setting.
    Next-Gen Gaucho 5-Piece Modular Sectional
    $3,598.00
    $6,598.00
    $3,598.00
    The Next-Gen Gaucho 5-Piece Modular Sectional offers an expansive, inviting design that encourages you to spread out and relax. Upholstered in durable grey faux nubuck leather, it recreates the sop...
  • Grey Lindyn 3-piece modular sectional sofa by Signature Design Ashley, showing plush cushions and modern design.
    Lindyn 3-Piece Modular Sofa Grey
    $2,498.00
    $4,698.00
    $2,498.00
    Plush, posh and irresistibly comfortable, the Lindyn 3-Piece Sectional Sofa brings statement-making texture to your living space. Upholstered in luxuriously soft grey corduroy fabric, its contempor...
  • Grey Lindyn 6-piece modular sectional with chaise by Signature Design Ashley, showing plush cushions and modern design.
    Lindyn 6-Piece Modular Sectional with Chaise in Grey
    $4,998.00
    $9,598.00
    $4,998.00
    Plush, stylish and exceptionally inviting, the Lindyn 6-Piece Sectional with Chaise brings statement-making comfort to your living room. Its ultra-soft corded upholstery features a versatile grey f...
  • Grey Lindyn 2-piece modular sofa by Signature Design by Ashley, showing the comfortable upholstered seating and modern design.
    Lindyn 2-Piece Modular Sofa Grey
    $1,798.00
    $3,298.00
    $1,798.00
    Plush and posh. Showcase your eye for on-trend texture with the statement-making cord upholstery of this sectional sofa grey. Its stunningly soft fabric entices in an greyhue, complementing contemp...
  • Ivory Lindyn 6-piece modular sectional sofa with chaise from Signature Design by Ashley, featuring plush cushions and modern design.
    Lindyn 6-Piece Modular Sectional with Chaise in Ivory
    $4,998.00
    $9,598.00
    $4,998.00
    Plush, stylish and exceptionally inviting, the Lindyn 6-Piece Sectional with Chaise brings statement-making comfort to your living room. Its ultra-soft corded upholstery features a versatile ivory ...
  • Navy Bales 8-piece modular sectional sofa by Signature Design Ashley, featuring plush cushions and contemporary design.
    Bales 8-Piece Modular Sectional in Navy
    $3,698.00
    $6,798.00
    $3,698.00
    Make a bold statement with this modern and highly versatile seating set. The Bales 8-Piece Modular Seating features a contemporary armless design upholstered in checkered navy fabric, offering a ne...
  • Navy Bales 7-piece modular sectional sofa by Signature Design Ashley, showing plush cushions and modern design in a living room setting.
    Bales 7-Piece Modular Sectional in Navy
    $3,198.00
    $5,998.00
    $3,198.00
    Make a bold statement with this modern and highly versatile seating set. The Bales 7-Piece Modular Seating in navy features a contemporary armless design upholstered in checkered navy fabric, offer...
  • Navy Bales 6-piece modular sectional sofa by Signature Design Ashley, shown in a spacious living room setting.
    Bales 6-Piece Modular Sectional in Navy
    $2,798.00
    $5,098.00
    $2,798.00
    Make a bold statement with this modern and highly versatile seating set. The Bales 6-Piece Modular Seating in navy features a contemporary armless design upholstered in checkered navy fabric, offer...
  • Navy Bales 5-piece modular sectional sofa by Signature Design Ashley, showing plush cushions and contemporary design.
    Bales 5-Piece Modular Sectional in Navy
    $2,298.00
    $4,298.00
    $2,298.00
    Make a bold statement with this modern and highly versatile seating set. The Bales 5-Piece Modular Seating in navy features a contemporary armless design upholstered in checkered taupe fabric, offe...
  • Navy Bales 4-piece modular sectional sofa by Signature Design Ashley with plush cushions and modern design, arranged for a living room.
    Bales 4-Piece Modular Sectional Navy
    $1,898.00
    $3,398.00
    $1,898.00
    Make a bold statement with this modern and highly versatile seating set. The Bales 4-Piece Modular Seating in navy features a contemporary armless design upholstered in checkered navy fabric, offer...
  • Navy Bales 3-piece modular sofa by Signature Design Ashley, featuring plush cushions and modern design in a living room setting.
    Bales 3-Piece Modular Sofa in Navy
    $1,398.00
    $2,598.00
    $1,398.00
    Be bold with a modern approach to flexible seating. The Bales 3-Piece Modular Seating in navy features a contemporary armless silhouette wrapped in checkered navy upholstery, offering a neutral yet...

Showing 1 -24 of 95 items