4 Bedroom Two Story House Plans: Open Ground Floor, All Four Bedrooms Upstairs

2,478 sq ft living · 4 bedrooms · 2.5 baths · 2 stories · garage · 39'-1" × 45'-7"

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4 bedroom two story house plans — dimensioned floor plan, level 1
Level 1
4 bedroom two story house plans — dimensioned floor plan, level 2
Level 2

This 4 bedroom two story house plan has 2,480 square feet of living space, not counting the garage, on a 39'-1" × 45'-7" footprint. A front porch opens to a 7'-4" × 8'-4" foyer. The ground floor holds a 21'-2" × 13'-3" living room, a 15'-11" × 8'-10" dining area and a 24'-5" × 8'-2" kitchen with an 8'-2" × 4'-10" pantry. A 7'-0" × 13'-3" study, a powder room, a 7'-4" × 7'-2" laundry and a 7'-4" × 6'-8" mudroom sit alongside the 29'-4" × 12'-3" two-car garage.

A 7'-4" × 8'-2" stair leads to a 7'-6" × 17'-4" upper hall that serves all four bedrooms. The primary bedroom is 15'-3" × 14'-3" with a 9'-0" × 10'-5" bath and a 9'-0" × 7'-0" walk-in closet. Bedroom 2 is 12'-11" × 11'-3", bedroom 3 is 9'-0" × 13'-9", and bedroom 4 is 11'-3" × 11'-3". They share a 7'-4" × 8'-10" hall bath.

Layout highlights

  • Kitchen of 24'-5" × 8'-2" with an 8'-2" × 4'-10" pantry, next to a 15'-11" × 8'-10" dining area.
  • Living room measures 21'-2" × 13'-3", with a separate 7'-0" × 13'-3" study on the ground floor.
  • Mudroom (7'-4" × 6'-8") and laundry (7'-4" × 7'-2") sit on the ground floor with the garage.
  • Primary suite upstairs: 15'-3" × 14'-3" bedroom, 9'-0" × 10'-5" bath, 9'-0" × 7'-0" walk-in closet.
  • Three more bedrooms, from 9'-0" × 13'-9" to 12'-11" × 11'-3", share a 7'-4" × 8'-10" bath.

Room sizes

RoomLevelSizeArea
Stair17'-4" × 8'-2"60 sq ft
Study17'-0" × 13'-3"93 sq ft
Living Room121'-2" × 13'-3"280 sq ft
Hall14'-6" × 17'-4"78 sq ft
Kitchen124'-5" × 8'-2"199 sq ft
Pantry18'-2" × 4'-10"40 sq ft
Powder Room18'-2" × 3'-7"29 sq ft
Dining115'-11" × 8'-10"140 sq ft
2-Car Garage129'-4" × 12'-3"360 sq ft
Foyer17'-4" × 8'-4"61 sq ft
Laundry17'-4" × 7'-2"53 sq ft
Mudroom17'-4" × 6'-8"49 sq ft
Bedroom 4211'-3" × 11'-3"127 sq ft
Bedroom 2212'-11" × 11'-3"146 sq ft
Hall Bath27'-4" × 8'-10"65 sq ft
Stair27'-4" × 8'-2"60 sq ft
Upper Hall27'-6" × 17'-4"130 sq ft
Primary Bedroom215'-3" × 14'-3"217 sq ft
Bedroom 329'-0" × 13'-9"123 sq ft
Primary Bath29'-0" × 10'-5"94 sq ft
Walk-in Closet29'-0" × 7'-0"63 sq ft

Who this plan suits

This plan suits families who want all bedrooms on one floor and a ground-floor study for work or homework. It needs a lot that fits the 39'-1" × 45'-7" footprint plus your local setbacks, with room for a 29'-4" × 12'-3" two-car garage.

How this plan was made

It was generated in AI Architectures Plan Studio from this one-line brief: “Two-story house, 4 bedrooms, 3 baths, ground floor open kitchen, dining, living, powder room, laundry; bedrooms upstairs, attached 2-car garage, front porch, about 2,600 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 4 bedroom two story house plans?

They are plans that place four bedrooms in a house with two levels. Living, cooking and dining usually go on the ground floor and sleeping areas go upstairs. In this plan the four bedrooms are upstairs, and the kitchen, dining, living room, study, powder room and laundry are on the ground floor.

What affects the lot and building cost of this plan?

The 39'-1" × 45'-7" footprint sets the minimum lot size once you add setbacks. The garage and front porch add to the footprint. Cost depends on your region, foundation type, finishes and the 2,480 sq ft of living space across two levels, so get local quotes before you commit.

Can I change this plan by chat?

Yes. You can describe changes in chat, such as moving the garage to the other side, resizing a bedroom, adding or removing the study, or fitting a narrower lot. The layout is regenerated so the rooms still connect, and you can review the new room sizes before you download.

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

The PDF is for reviewing the plan and sharing it with family, a builder or a contractor. The DXF opens in CAD software for drafting and markup. The IFC is a BIM format that opens in tools such as Revit or ArchiCAD. Have a licensed local professional check any plan against your codes before construction.

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