4 Bedroom Lake House Plans: Two-Story Layout With Lake Deck, Bunk Room and Upper Loft

2,730 sq ft living · 4 bedrooms · 3 baths · 2 stories · garage · 60'-0" × 33'-2"

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

This two-story plan has 2,730 sq ft of living space, not counting the garage, on a 60'-0" × 33'-2" footprint. The ground floor is built around a 19'-10" × 20'-6" great room that faces the lake, with a lake deck on the water side and a front porch at the entry. The kitchen (15'-0" × 10'-4"), the dining room (12'-5" × 10'-4") and a 10'-4" × 3'-9" pantry share the main level with the great room.

The 17'-6" × 20'-6" two-car garage is paired with a 10'-4" × 6'-2" mudroom. The foyer, a full bath and a 12'-3" × 10'-11" bunk room complete the ground floor. Upstairs, an upper hall leads to the primary bedroom, its 10'-0" × 9'-2" bath and a 9'-4" × 6'-10" walk-in closet. It also serves two more bedrooms, a hall bath, a laundry room and a 12'-3" × 14'-3" loft.

Layout highlights

  • Great room measures 19'-10" × 20'-6" and faces the lake, with a lake deck outside.
  • Kitchen at 15'-0" × 10'-4" adds a 10'-4" × 3'-9" pantry and a 12'-5" × 10'-4" dining room.
  • Ground-floor bunk room at 12'-3" × 10'-11" sits near a full bath for guests.
  • Primary suite upstairs has a 10'-0" × 9'-2" bath and a 9'-4" × 6'-10" walk-in closet.
  • Upstairs laundry (8'-2" × 5'-9") and a 12'-3" × 14'-3" loft sit beside bedrooms 2 and 3.

Room sizes

RoomLevelSizeArea
Pantry110'-4" × 3'-9"39 sq ft
Mudroom110'-4" × 6'-2"64 sq ft
Kitchen115'-0" × 10'-4"155 sq ft
Dining112'-5" × 10'-4"128 sq ft
2-Car Garage117'-6" × 20'-6"359 sq ft
Great Room119'-10" × 20'-6"406 sq ft
Full Bath16'-6" × 7'-0"46 sq ft
Hall16'-6" × 9'-1"59 sq ft
Bunk Room112'-3" × 10'-11"134 sq ft
Stair112'-3" × 4'-5"54 sq ft
Foyer17'-4" × 7'-8"56 sq ft
Stair212'-3" × 5'-2"64 sq ft
Bedroom 329'-4" × 13'-7"127 sq ft
Walk-in Closet29'-4" × 6'-10"64 sq ft
Primary Bath210'-0" × 9'-2"92 sq ft
Primary Bedroom226'-6" × 9'-2"244 sq ft
Hall Bath28'-2" × 7'-0"57 sq ft
Upper Hall28'-2" × 17'-8"144 sq ft
Laundry28'-2" × 5'-9"46 sq ft
Bedroom 2212'-3" × 10'-11"134 sq ft
Loft212'-3" × 14'-3"175 sq ft

Who this plan suits

This plan suits families or groups who want a lake house with guest sleeping space on the ground floor and a private primary suite upstairs. It needs a lot wider than the 60'-0" footprint once setbacks are added, with the lake on the deck side and street access on the garage and porch side.

How this plan was made

It was generated in AI Architectures Plan Studio from this one-line brief: “Two-story lake house, 4 bedrooms, 3 baths, ground floor great room facing the lake, kitchen, dining, bunk room, mudroom; upstairs primary suite and 2 bedrooms, 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 lake house plans?

They are house plans with four sleeping rooms, arranged so the main living spaces face the water. This plan has a bunk room on the ground floor, a primary bedroom and two more bedrooms upstairs, and 3 baths in 2,730 sq ft of living space.

What affects the cost and lot requirements of this plan?

The main drivers are the two-story structure, the 60'-0" × 33'-2" footprint, the attached 2-car garage, and the front porch and lake deck. Your lot needs room for that width plus setbacks, and lakefront sites may add shoreline, foundation or flood-zone requirements. Local codes and material choices will set the final cost.

Can I change this plan by chat?

Yes. You can describe changes in chat, such as resizing rooms, moving the garage to the other side, or adjusting the plan for a narrower or wider lot. The layout is updated to match your request, 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 the plan and sharing it with builders, lenders or permit offices. The DXF opens in CAD software for drafting and measuring, and the IFC loads into BIM tools for 3D coordination. Have a local architect or engineer check the plan against your site and code before construction.

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