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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 - 61252UT:Contemporary Carriage House with Studio Apartment

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61252UT

Plan Number

starting at

$700

909

Sq. Ft.

1

Bed

1.5

Bath

2

Story

3

Cars

Plan image - 420090WNT:728 Square Foot Contemporary Cabin with Vaulted Living Room and Kitchen

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Exclusive

420090WNT

Plan Number

starting at

$995

728

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 940001JNK:2-Car Detached Garage with 1 Bedroom Apartment Above - 950 Sq Ft Garage and 737 Sq Ft Apartment

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940001JNK

Plan Number

starting at

$895

737

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 420145WNT:Country Ranch Duplex Home Plan with 1-Bed Units - 612 Sq Ft Each

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420145WNT

Plan Number

starting at

$1,745

1,224

Sq. Ft.

2

Bed

2

Bath

1

Story

Plan image - 470300REY:Charming 1-Bed Mid-Century Modern Cottage House Plan - 720 Sq Ft

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470300REY

Plan Number

starting at

$995

720

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 680317VR:2 Story ADU Plan with RV Garage and Tandem Garage - 575 Sq Ft

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680317VR

Plan Number

starting at

$950

575

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 765033TWN:Craftsman Carriage House Plan with Extra-Deep Garage - 1085 Sq Ft

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765033TWN

Plan Number

starting at

$1,295

1,085

Sq. Ft.

2

Bed

1 - 2

Bath

2

Story

2

Cars

Plan image - 430817SNG:500 Square Foot Smart-sized One-bedroom Home Plan

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430817SNG

Plan Number

starting at

$500

500

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 95209RW:280 Square Foot Backyard Office Retreat

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95209RW

Plan Number

starting at

$850

280

Sq. Ft.

Bed

0

Bath

1

Story

Plan image - 430815SNG:2-Bed Cottage with Wheelchair Accessibility - 800 Sq Ft

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430815SNG

Plan Number

starting at

$800

800

Sq. Ft.

2

Bed

2

Bath

2

Story

Plan image - 420089WNT:600 Square Foot ADU with Board and Batten Siding

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420089WNT

Plan Number

starting at

$995

600

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 23765JD:Guest Cabana with Tandem Garage

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23765JD

Plan Number

starting at

$1,400

995

Sq. Ft.

1

Bed

1

Bath

1

Story

2

Cars

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Plan image - 623410DJ:2-Bed ADU House Plan with Covered Porch - 658 Sq Ft

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623410DJ

Plan Number

starting at

$899

658

Sq. Ft.

2

Bed

1

Bath

1

Story

Plan image - 360063DK:3-Car Carriage House Plan with Two Upstairs Bedrooms

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360063DK

Plan Number

starting at

$1,495

1,221

Sq. Ft.

2

Bed

2.5

Bath

2

Story

3

Cars

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Plan image - 677011NWL: Compact New American House Plan - 900 Sq Ft

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677011NWL

Plan Number

starting at

$899

900

Sq. Ft.

2

Bed

1.5

Bath

2

Story

Plan image - 95133RW:Modern 1-Bed Cottage ADU House Plan with Home Office

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95133RW

Plan Number

starting at

$1,450

952

Sq. Ft.

1

Bed

1

Bath

1

Story

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Plan image - 623406DJ:1-Bed Modern Cottage-Style ADU House Plan - 648 Sq Ft

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623406DJ

Plan Number

starting at

$899

648

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 420138WNT:2-Bed Country Cabin Home Plan with Vaulted Great Room - 825 Sq Ft

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420138WNT

Plan Number

starting at

$995

825

Sq. Ft.

2

Bed

1

Bath

1

Story

Plan image - 52283WM:Compact Tiny Cottage House Plan - 395 Sq Ft

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52283WM

Plan Number

starting at

$680

395

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 421516CHD:418 Square Foot ADU Garage Apartment

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421516CHD

Plan Number

starting at

$1,195

418

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

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Plan image - 623400DJ:Modern 1-Bed ADU Cottage House Plan - 574 Sq Ft

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623400DJ

Plan Number

starting at

$699

574

Sq. Ft.

1

Bed

1

Bath

1

Story

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Plan image - 25439TF:Barn-Like RV-Friendly Garage with Workshop, Carport and Apartment

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25439TF

Plan Number

starting at

$889

839

Sq. Ft.

1

Bed

1

Bath

1

Story

2

Cars

Plan image - 135261GRA:1110 Sq Ft 2-Car Garage with 507 Sq Ft Studio Apartment Above

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135261GRA

Plan Number

starting at

$950

507

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 62695DJ:Ultra-Modern Tiny House Plan

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62695DJ

Plan Number

starting at

$899

758

Sq. Ft.

1

Bed

1

Bath

2

Story

2

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

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Lot Features

697

5

5

3

17