Ranch House Plans With In Law Suite: 2,400 Sq Ft Single-Story with a Private Suite Entry

2,400 sq ft living · 4 bedrooms · 3 baths · 1 story · garage · 67'-3" × 46'-3"

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ranch house plans with in law suite — dimensioned floor plan

This single-story ranch plan has 2,400 square feet of living space, not counting the garage, on a 67'-3" × 46'-3" footprint. The main house has three bedrooms. The primary bedroom measures 11'-3" × 16'-2" and has a 7'-10" × 10'-9" bath and a 5'-1" × 10'-9" walk-in closet. Bedrooms 2 and 3 are each 10'-1" × 11'-11" and open off a 20'-7" bedroom hall that leads to the hall bath.

The kitchen with pantry, the 14'-11" × 8'-8" dining area and the 13'-3" × 35'-3" great room share one open space. The mudroom, laundry and 2-car garage form the service side of the house. The in-law suite has its own 7'-8" × 7'-0" entry. It opens to an 18'-2" × 11'-9" living room with a kitchenette, an 11'-7" × 10'-0" bedroom and a private bath. A front porch and a rear patio are included.

Layout highlights

  • Great room runs 13'-3" × 35'-3" and shares one open space with dining and kitchen.
  • In-law suite has its own 7'-8" × 7'-0" entry, separate from the main foyer.
  • In-law living room and kitchenette measures 18'-2" × 11'-9", beside an 11'-7" × 10'-0" bedroom.
  • Primary suite combines an 11'-3" × 16'-2" bedroom, 7'-10" × 10'-9" bath and walk-in closet.
  • Two 10'-1" × 11'-11" bedrooms sit off a 20'-7" hall beside the hall bath.

Room sizes

RoomSizeArea
In-Law Entry7'-8" × 7'-0"54 sq ft
Foyer10'-1" × 7'-0"71 sq ft
In-Law Living & Kitchenette18'-2" × 11'-9"213 sq ft
In-Law Bedroom11'-7" × 10'-0"116 sq ft
In-Law Bath6'-2" × 10'-0"62 sq ft
Great Room13'-3" × 35'-3"467 sq ft
Dining14'-11" × 8'-8"129 sq ft
Bedroom 310'-1" × 11'-11"121 sq ft
Bedroom 210'-1" × 11'-11"121 sq ft
Bedroom Hall20'-7" × 3'-10"80 sq ft
Primary Bedroom11'-3" × 16'-2"183 sq ft
Hall Bath8'-2" × 6'-10"56 sq ft
Kitchen with Pantry8'-2" × 20'-6"167 sq ft
Laundry10'-1" × 5'-6"56 sq ft
Mudroom10'-1" × 4'-10"49 sq ft
Primary Bath7'-10" × 10'-9"84 sq ft
Walk-in Closet5'-1" × 10'-9"54 sq ft
2-Car Garage23'-9" × 16'-6"393 sq ft

Who this plan suits

This plan suits households that want a parent, adult child or long-term guest to have a private suite with a separate entry, while staying under one roof. It needs a lot that can hold a 67'-3" × 46'-3" footprint plus setbacks, with room for a front porch and rear patio.

How this plan was made

It was generated in AI Architectures Plan Studio from this one-line brief: “Single-story ranch with an in-law suite: main house with 3 bedrooms, 2 baths, open kitchen, dining and great room; separate in-law suite with bedroom, bath and kitchenette off its own entry; laundry, 2-car garage, about 2,500 sq ft of living space.” An AI architect drafted the room program, a layout solver placed every wall and door, and the plan was checked automatically for room sizes, circulation and daylight. The same project produced the PDF sheets, layered DXF, IFC model and 3D model you can download above.

Frequently asked questions

What are ranch house plans with an in law suite?

They are single-story plans that add a self-contained suite to the main house. Here the suite has its own entry, a living room with kitchenette, a bedroom and a bath. The main house keeps three bedrooms, two baths and an open kitchen, dining and great room.

What affects the lot size and building cost of this plan?

The footprint is 67'-3" × 46'-3", so the lot must fit that width and depth plus local setbacks. Cost drivers include the 2,400 sq ft of living space, the 2-car garage, the second kitchen area and the three full baths. Local labor, materials and foundation type also change the total, so get a local builder estimate.

Can I change this plan by chat?

Yes. You can describe changes in chat, such as moving or resizing rooms, switching the garage side, or adjusting the plan for a narrower or wider lot. The layout is regenerated so the rooms stay connected, and you can review the result before you download it.

How do I use the PDF, DXF and IFC files?

The PDF is for reviewing and sharing the plan with family, a builder or a designer. The DXF opens in CAD software for editing and drafting. The IFC is a BIM format that imports into compatible modeling tools. Have a local architect or engineer check the plan against your site and code before permitting.

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