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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...

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Plan image - 67800MG:Compact House Plan with Home Office and Bathroom Options - 988 Sq Ft

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67800MG

Plan Number

starting at

$1,145

988

Sq. Ft.

1 - 4

Bed

2 - 3

Bath

1

Story

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

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25803GE

Plan Number

starting at

$850

665

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 62766DJ:Barn-Style Garage Workshop with Apartment Above

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62766DJ

Plan Number

starting at

$799

774

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

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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

650

Sq. Ft.

1

Bed

1

Bath

2

Story

2

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

938

Sq. Ft.

1

Bed

1

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

889

Sq. Ft.

2

Bed

2

Bath

2

Story

3

Cars

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

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24391TW

Plan Number

starting at

$850

793

Sq. Ft.

1 - 2

Bed

1

Bath

1

Story

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

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Exclusive

25419TF

Plan Number

starting at

$889

708

Sq. Ft.

1

Bed

1

Bath

2

Story

3

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

1,212

Sq. Ft.

1

Bed

1.5

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

1,494

Sq. Ft.

2

Bed

1

Bath

2

Story

6

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

725

Sq. Ft.

1

Bed

1

Bath

1

Story

4

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

765

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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Exclusive

420126WNT

Plan Number

starting at

$995

506

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 50229PH:1-Bed Craftsman Garage Apartment or ADU Plan - 604 Sq Ft

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50229PH

Plan Number

starting at

$875

604

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

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

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Exclusive

400012FTY

Plan Number

starting at

$1,300

1,261

Sq. Ft.

2

Bed

2

Bath

2

Story

2

Cars

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

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330001WLE

Plan Number

starting at

$695

503

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

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

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Exclusive

420117WNT

Plan Number

starting at

$995

578

Sq. Ft.

1

Bed

1

Bath

1

Story

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

1,064

Sq. Ft.

2

Bed

2

Bath

1

Story

1

Cars

Plan image - 360113DK:Craftsman-style Carriage House Plan with 2-Bed Apartment - 1241 Sq Ft

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360113DK

Plan Number

starting at

$1,495

1,241

Sq. Ft.

2

Bed

2.5

Bath

2

Story

3

Cars

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

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Exclusive

420157WNT

Plan Number

starting at

$995

980

Sq. Ft.

2

Bed

1

Bath

1

Story

2

Cars

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

612

Sq. Ft.

1

Bed

1

Bath

1

Story

2

Cars

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

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Exclusive

337003JUN

Plan Number

starting at

$995

787

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 360121DK:6-Car Craftsman Carriage Garage with Attached Apartment Above - 1494 Sq Ft

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360121DK

Plan Number

starting at

$1,495

1,494

Sq. Ft.

2

Bed

2

Bath

2

Story

6

Cars

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

613

Sq. Ft.

Bed

1.5

Bath

2

Story

3

Cars

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Total Heated Area (Sq. Ft.)

Bedrooms

Bathrooms

Plan Type

496

218

4

27

Footprint

Width (feet)

Depth (feet)

Height (feet)

Floors

Styles

29

48

160

347

95

5

47

352

135

9

More Styles

Number of Vehicles

45

200

94

19

7

Garage Type

89

196

15

27

26

378

Garage Location

308

38

26

bed and bath icon

Bedroom and Bath Options

127

12

398

283

1

6

2

28

11

kitchen and dining icon

Kitchen and Dining

49

45

7

Laundry Location icon

Laundry Location

65

157

4

403

Additional Rooms icon

Additional Rooms

12

7

24

13

53

9

68

57

2

1

87

13

Outdoor Features icon

Outdoor Features

28

3

2

1

Foundation

185

350

39

97

6

3

2

644

33

101

Special Features

1

16

5

19

1

64

More Special Features

Exterior Walls

5

323

661

1

3

Collections

162

23

27

38

29

61

8

745

More Collections

Lot Features

697

5

5

3

17