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ADU

ADU House Plans

Our incredible selection of Accessory Dwelling Unit (ADU) house plans is designed to enhance your property with a functional and appealing additional living space. Also known as guest houses or detached in-law suites, ADU house plans offer homeowners a fantastic opportunity to expand their living area in a unique and stylish way.

Accessory Dwelling Unit plans and designs can offer extra living space without the need for construction on your main home. ADU floor plans are usually designed to maximize space in smaller homes. For instance, the kitc...
Plan image - 62766DJ:Barn-Style Garage Workshop with Apartment Above

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62766DJ

Plan Number

starting at

$799

$679.15

774

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 280220JWD:Barndominium ADU Plan with 725 Sq Ft 1-Bed Apartment and 2-Bay Garage Workshop

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280220JWD

Plan Number

starting at

$1,250

$1,062.50

725

Sq. Ft.

1

Bed

1

Bath

1

Story

4

Cars

Tour

Plan image - 765018TWN:Comfy Carriage House Plan with Laundry in Master Closet - 650 Sq Ft

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765018TWN

Plan Number

starting at

$975

$828.75

650

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 62335DJ:1206 Sq Ft 3-Car Garage with 765 Sq Ft Apartment and Deck Above

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62335DJ

Plan Number

starting at

$899

$764.15

765

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 14631RK:3 Car Garage with Apartment Above - 988 Sq Ft Garage and 938 Sq Ft Apartment

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14631RK

Plan Number

starting at

$770

$654.50

938

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 25803GE:664 Square Foot 1-Bed Apartment Above 3-Car Garage

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25803GE

Plan Number

starting at

$850

$722.50

665

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 420126WNT:1-Bed Traditional Cottage ADU with Front Entry Porch - 506 Sq Ft

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420126WNT

Plan Number

starting at

$995

506

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 24391TW:Compact and Versatile 1- to 2-Bedroom House Plan

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24391TW

Plan Number

starting at

$850

$722.50

793

Sq. Ft.

1 - 2

Bed

1

Bath

1

Story

Plan image - 25419TF:Craftsman Garage Apartment with Ground Floor Shop

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25419TF

Plan Number

starting at

$889

708

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 360112DK:2-Bed Carriage House Plan Under 1500 Sq Ft with Tandem Garage for 6 Cars

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360112DK

Plan Number

starting at

$1,495

$1,270.75

1,494

Sq. Ft.

2

Bed

1

Bath

2

Story

6

Cars

Plan image - 36057DK:3 Bay Garage Apartment House Plan with Rear Shed Roof - 1204 Sq Ft Garage and 1212 Sq Ft Apartmen

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36057DK

Plan Number

starting at

$1,495

$1,270.75

1,212

Sq. Ft.

1

Bed

1.5

Bath

2

Story

3

Cars

Plan image - 677050NWL:Garage Apartment with 2 Beds and Parking for 3 Cars - 889 Sq Ft

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677050NWL

Plan Number

starting at

$899

$764.15

889

Sq. Ft.

2

Bed

2

Bath

2

Story

3

Cars

Plan image - 337003JUN:1-Bed Modern ADU House Plan with Two Story Great Room - 787 Sq Ft

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337003JUN

Plan Number

starting at

$995

787

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 330001WLE:503 Square Foot Craftsman ADU-Friendly Garage Apartment

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330001WLE

Plan Number

starting at

$695

$590.75

503

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 23989JD:2-Bed ADU Cottage House Plan with Breakfast Nook - 800 Sq Ft

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23989JD

Plan Number

starting at

$1,400

$1,190

800

Sq. Ft.

2

Bed

1

Bath

1

Story

Plan image - 400012FTY:Flexible 2-Bed House Plan with Large Shop Below and Vaulted Space Above

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400012FTY

Plan Number

starting at

$1,300

1,261

Sq. Ft.

2

Bed

2

Bath

2

Story

2

Cars

Plan image - 420157WNT:2-Bed Farmhouse-Style ADU with 2 Car Garage - 980 Sq Ft

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420157WNT

Plan Number

starting at

$995

980

Sq. Ft.

2

Bed

1

Bath

1

Story

2

Cars

Plan image - 67817MG:2-Bedroom Country Craftsman House Plan with Carport under 1100 Sq Ft

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67817MG

Plan Number

starting at

$1,195

$1,015.75

1,064

Sq. Ft.

2

Bed

2

Bath

1

Story

1

Cars

Tour

Plan image - 623468DJ:Contemporary ADU with 1 Bedroom - 373 Sq Ft

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623468DJ

Plan Number

starting at

$499

$424.15

373

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 280118JWD:Country Farmhouse ADU Plan with Oversized 1140 Sq Ft Garage and 612 Sq Ft Workshop

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280118JWD

Plan Number

starting at

$1,250

$1,062.50

612

Sq. Ft.

1

Bed

1

Bath

1

Story

2

Cars

Tour

Plan image - 623449DJ:1-Bed Modern ADU House Plan with Patio - 583 Sq Ft

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623449DJ

Plan Number

starting at

$699

$594.15

583

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 420117WNT:ADU with Vaulted Living Room and Kitchen - 578 Sq Ft

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420117WNT

Plan Number

starting at

$995

578

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 680132VR:Lift-Friendly Barn Plan with 613 Sq Ft Loft Apartment Above

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680132VR

Plan Number

starting at

$1,275

$1,083.75

613

Sq. Ft.

Bed

1.5

Bath

2

Story

3

Cars

Plan image - 560009TCD:400 Square Foot One Bedroom Cottage

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560009TCD

Plan Number

starting at

$675

$573.75

400

Sq. Ft.

1

Bed

1

Bath

1

Story

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Total Heated Area (Sq. Ft.)

Bedrooms

Bathrooms

Plan Type

494

214

3

25

Footprint

Width (feet)

Depth (feet)

Height (feet)

Floors

Styles

29

47

159

344

94

5

47

351

133

9

More Styles

Number of Vehicles

45

197

91

19

7

Garage Type

87

193

15

27

26

373

Garage Location

303

38

26

bed and bath icon

Bedroom and Bath Options

124

12

395

278

6

2

28

11

kitchen and dining icon

Kitchen and Dining

49

43

7

Laundry Location icon

Laundry Location

65

155

2

400

Additional Rooms icon

Additional Rooms

11

7

23

12

52

8

68

56

2

1

87

13

Outdoor Features icon

Outdoor Features

28

3

2

1

Foundation

186

344

39

97

6

3

2

638

34

100

Special Features

1

16

5

19

1

63

More Special Features

Exterior Walls

5

320

654

1

3

Collections

157

23

27

38

29

61

8

736

More Collections

Lot Features

688

5

4

3

16