One Story House Plans with Open Floor Plan: 3 Bedrooms, Mudroom and Walk-In Pantry

1,756 sq ft living · 3 bedrooms · 2 baths · 1 story · garage · 57'-9" × 40'-0"

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one story house plans with open floor plan — dimensioned floor plan

This one story house plan measures 57'-0" × 40'-0" overall and holds 1,760 square feet of living space, with the garage counted separately. A front porch leads into a 5'-1" × 11'-7" foyer that opens to the main living zone. The living area (24'-6" × 12'-11"), the kitchen (13'-9" × 11'-11") and the dining area (9'-9" × 11'-11") share one open room, so cooking, eating and relaxing happen in the same space.

A 5'-6" × 7'-0" pantry supports the kitchen. The 2-car garage (15'-7" × 25'-9") connects through a 13'-11" × 4'-6" mudroom, with an 8'-0" × 7'-0" laundry close by. The three bedrooms are grouped along a 3'-7" wide bedroom hall. The primary suite has a walk-in closet and private bath, and two secondary bedrooms share a hall bath.

Layout highlights

  • Open living area of 24'-6" × 12'-11" shares one room with the kitchen and dining area.
  • Kitchen at 13'-9" × 11'-11" pairs with a 5'-6" × 7'-0" pantry.
  • Mudroom (13'-11" × 4'-6") links the 2-car garage to the house, next to an 8'-0" × 7'-0" laundry.
  • Primary suite: 10'-11" × 13'-9" bedroom, 5'-1" × 11'-7" walk-in closet, 7'-0" × 11'-11" bath.
  • Bedrooms 2 and 3 (9'-4" × 11'-7" and 9'-9" × 11'-11") share a 5'-6" × 11'-7" hall bath.

Room sizes

RoomSizeArea
Walk-in Closet5'-1" × 11'-7"59 sq ft
Hall Bath5'-6" × 11'-7"64 sq ft
Primary Bedroom10'-11" × 13'-9"150 sq ft
Bedroom Hall3'-7" × 25'-9"91 sq ft
Bedroom 29'-4" × 11'-7"108 sq ft
Foyer5'-1" × 11'-7"59 sq ft
Living Area24'-6" × 12'-11"317 sq ft
2-Car Garage15'-7" × 25'-9"400 sq ft
Primary Bath7'-0" × 11'-11"84 sq ft
Bedroom 39'-9" × 11'-11"117 sq ft
Dining Area9'-9" × 11'-11"117 sq ft
Kitchen13'-9" × 11'-11"164 sq ft
Mudroom13'-11" × 4'-6"63 sq ft
Pantry5'-6" × 7'-0"39 sq ft
Laundry8'-0" × 7'-0"56 sq ft

Who this plan suits

This plan suits households that want single-level living, an open kitchen and living space, and a practical garage entry with mudroom and laundry. It needs a lot at least 57'-9" wide for the footprint, plus the setbacks your area requires.

How this plan was made

It was generated in AI Architectures Plan Studio from this one-line brief: “Single-story house, 3 bedrooms, 2 baths, one open room for kitchen, dining and living, laundry, mudroom, attached 2-car garage, front porch, about 1,800 sq ft of living space (garage not included).” 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 one story house plans with an open floor plan?

They place all living space on one level and combine the kitchen, dining and living areas in one connected room instead of separate walled rooms. This plan does that in 1,760 square feet, with the bedrooms grouped on their own hall.

What affects the lot and building cost for this plan?

The 57'-9" × 40'-0" footprint sets the minimum lot width and depth, and a single-story layout spreads the foundation and roof over a larger area than a two-story plan of similar size. Local labor, soil, finishes and site work will drive cost more than the plan itself, so get quotes from local builders.

Can I change this plan by chat?

Yes. You can ask for changes such as a different bedroom count or size, the garage on the other side, or a narrower or wider lot, and the layout is regenerated to match. Review the updated room sizes before you rely on the new version.

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

The PDF is for reviewing and sharing the plan with a builder or designer. The DXF opens in CAD software for drafting and measuring, and the IFC loads into BIM tools. Local permits usually require review by a licensed professional, so check your jurisdiction's requirements.

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