A multigenerational house plan brings everyone under one roof. Grandparents, adult children, and extended family can stay close while still enjoying privacy. Thoughtful layouts balance shared gathering spaces with separate suites, so everyone has room to live comfortably.
Discover our multigenerational house plans collection here.
These plans often include:
- Dual primary suites
- Attached in-law suites with a bedroom, a bath, and sometimes a kitchenette
- Basement or garage apartments
- Separate guest wings for added privacy
- Duplex-style layouts with two distinct units under one roof
- Shared kitchens and living areas
Multigenerational Home Plans We Love
From dual primary suites to attached in-law suites, these plans make it easy to create space for everyone while keeping privacy in mind.
Separate Entrance
Separate Entrance - Front Exterior
Separate Entrance - Main Level
Separate Entrance - Upper Level
There’s no shortage of country charm with this barndominium house plan. A wraparound porch offers relaxed outdoor living. The open kitchen shows off a generous island that overlooks the dining area and the great room. Nearby, the sizable pantry keeps groceries organized.
Ideal for aging in place, a wet room highlights the main-level primary suite. Upstairs, three bedrooms and a loft offer room to spread out, while a one-bedroom apartment above the three-car garage provides flexible living with its own separate entrance.
Three Bedroom Suites
Three Bedroom Suites - Front Exterior
Three Bedroom Suites - Main Level
Talk about a dreamy farmhouse design! This multigenerational house plan shows off serious curb appeal with a covered front porch, metal roof accents, and board-and-batten siding. Inside is just as good. The layout features an island kitchen overlooking the great room, where a fireplace and decorative beams add rustic charm.
Next to the foyer, a dining room offers versatility. The primary suite enjoys privacy and an extra-spacious closet (with an island) on the right side of the plan. Two additional bedroom suites rest on the left. We love the handy drop zone with lockers just off the two-car garage. Don’t miss the outdoor kitchen on the rear porch.
Plenty of Privacy
Plenty of Privacy - Front Exterior
Plenty of Privacy - Main Level
Plenty of Privacy - Upper Level
Designed for multigenerational living, this farmhouse plan includes a second-level living space with a family room, a kitchenette, a full bath, and a bedroom. The main level shines with an open layout between the great room, the dining area, and the island kitchen. Next to the foyer, a den could become a home office or a study.
The main-level primary suite features a sizable walk-in closet. Don’t miss the three-car garage and the screened porch.
Barndo Duplex Plan
Barndo Duplex Plan - Front Exterior
Barndo Duplex Plan - Main Level
Barndo Duplex Plan - Upper Level
This barndominium duplex design delivers rustic style with country curb appeal. Check out the wraparound porches. Inside, each unit features a great room that flows into an island kitchen and a dining area. The main level also boasts a primary suite and a second bedroom.
Shared spaces include a three-car garage, a spacious family room, a covered rear porch with an outdoor kitchen, two second-level offices, and a deck.
Optional Outdoor Kitchen
Optional Outdoor Kitchen - Front Exterior
Optional Outdoor Kitchen - Main Level
A timeless wraparound porch decorates the exterior of this multifamily farmhouse plan. Need room for storage? You’ll find plenty in the three-car garage. Next to the foyer, a study could become an office or a hobby room.
Don’t miss the open great room and the island kitchen. The hardworking pantry features cabinets, a sink, and lots of counter space. Tucked away on the left side of the plan, the primary suite impresses with a walk-through shower and a separate tub. Two additional bedroom suites sit on the right. Don’t miss the optional outdoor kitchen on the rear porch.
Multigenerational Modern Plan
Multigenerational Modern Plan - Front Exterior
Multigenerational Modern Plan - Main Level
Multigenerational Modern Plan - Upper Level
One of the best parts of this multigenerational modern house plan is the luxe primary suite. Two walk-in closets and a spa-inspired bath with a wet room make it feel like a retreat. An open floor plan offers smooth transitions between the great room and the island kitchen.
The walk-in pantry and mudroom with a bench and hooks are welcome details. The second level offers privacy for family or guests with two bedrooms, a family room with a wet bar, and a flexible golf simulator room.
Four-Bedroom Suites
Four-Bedroom Suites - Front Exterior
Four-Bedroom Suites - Main Level
If you’re in the market for a multigenerational house plan with country style, check out this sweet design. Board-and-batten siding, stone details, and metal roof accents deliver bold curb appeal. Inside, the super-open layout between the main living areas feels contemporary and bright.
An island in the kitchen serves the great room, where a fireplace creates a cozy ambiance. We love the extra-big pantry, which features plenty of counter space. A mudroom waits close by.
Flexible spaces include a formal dining room, a study/library, and a gym. The primary suite feels like a private oasis with two closets and a luxe bath. Three more bedroom suites offer privacy at the back of the plan.
Modern Design, Effortless Style
Modern Design, Effortless Style - Front Exterior
Modern Design, Effortless Style - Main Level
Effortless style and a thoughtful floor plan make this one-story modern house plan stand out. The living room flows seamlessly to the U-shaped kitchen, where an island is ready for entertaining. There’s plenty of room for groceries in the walk-in pantry.
Enjoying privacy on the left side of the plan, the primary suite features an extra-generous closet with an island, a private office, a sitting area with a fireplace, and a luxurious bath. A second primary suite on the opposite wing of the layout provides a welcoming retreat for guests.
