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719 plans

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 - 50201PH:484 Square Foot ADU with Open Floor Plan

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50201PH

Plan Number

starting at

$890

484

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 333023JHB:Detached 3-Car Garage with Studio Apartment Above - 965 Sq Ft

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333023JHB

Plan Number

starting at

$1,500

965

Sq. Ft.

Bed

1

Bath

2

Story

3

Cars

Plan image - 62837DJ:New American Carriage House Plan with Pull-through RV Garage

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62837DJ

Plan Number

starting at

$1,399

1,604

Sq. Ft.

2

Bed

1.5

Bath

2

Story

3

Cars

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

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623449DJ

Plan Number

starting at

$699

583

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

503

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 - 62382DJ:Modern Craftsman Garage Apartment with Workshop - 915 Sq Ft

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62382DJ

Plan Number

starting at

$1,199

915

Sq. Ft.

2

Bed

1

Bath

2

Story

2

Cars

Tour

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 - 51902HZ:New American Garage Apartment with Board and Batten Siding

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51902HZ

Plan Number

starting at

$845

525

Sq. Ft.

0

Bed

1

Bath

2

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 - 360117DK:804 Square Foot 1 Bed Garage Apartment with Country Craftsman Styling

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360117DK

Plan Number

starting at

$1,495

804

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Tour

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

Plan image - 765021TWN:Cute Carriage House Plan with Private Bedroom

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765021TWN

Plan Number

starting at

$975

650

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 270033AF:Detached Garage with ADU Potential or Storage - 800 Sq Ft Garage and 699 Sq Ft Storage

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270033AF

Plan Number

starting at

$995

699

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Tour

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 - 67802MG:Small 2-Bed Cottage Home Plan with Lofted Master Suite - 1037 Sq Ft

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67802MG

Plan Number

starting at

$1,195

1,037

Sq. Ft.

2

Bed

2

Bath

2

Story

Plan image - 420164WNT:2-Bed ADU Farmhouse Plan with 2-Car Garage - 910 Sq Ft

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Exclusive

420164WNT

Plan Number

starting at

$995

910

Sq. Ft.

2

Bed

2

Bath

1

Story

2

Cars

Plan image - 510177WDY:Carriage or Guest House Plan with 2-car Garage - 650 Sq Ft

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510177WDY

Plan Number

starting at

$1,295

650

Sq. Ft.

2

Bed

1

Bath

2

Story

2

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 - 560028TCD:ADU Cottage House Plan with 1 Bedroom Under 500 Sq Ft

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560028TCD

Plan Number

starting at

$675

499

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

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Exclusive

430817SNG

Plan Number

starting at

$500

500

Sq. Ft.

1

Bed

1

Bath

1

Story

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Total Heated Area (Sq. Ft.)

Bedrooms

Bathrooms

Plan Type

481

210

3

25

Footprint

Width (feet)

Depth (feet)

Height (feet)

Floors

Styles

28

46

156

339

92

5

47

347

131

9

More Styles

Number of Vehicles

45

191

90

17

7

Garage Type

83

189

14

27

25

364

Garage Location

295

38

26

bed and bath icon

Bedroom and Bath Options

119

12

386

273

6

2

27

11

kitchen and dining icon

Kitchen and Dining

49

41

7

Laundry Location icon

Laundry Location

61

150

2

390

Additional Rooms icon

Additional Rooms

11

7

19

12

50

8

67

56

2

85

13

Outdoor Features icon

Outdoor Features

27

3

2

1

Foundation

181

334

34

89

6

3

2

627

27

95

Special Features

14

5

19

60

More Special Features

Exterior Walls

5

309

637

1

3

Collections

719

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Lot Features

5

4

3

16