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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 - 25781GE:European-Style Carriage House Plan with 650 Square Foot Studio Apartment

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25781GE

Plan Number

starting at

$545

650

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 130052LLS:600 Square Foot Carriage House Plan with 1-Bedroom Apartment

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130052LLS

Plan Number

starting at

$795

598

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 81806AB:Contemporary Craftsman Carriage House Plan with Ground Level Bar Lounge

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81806AB

Plan Number

starting at

$1,100

1,180

Sq. Ft.

1

Bed

2

Bath

2

Story

2

Cars

Plan image - 430816SNG:Exclusive 800 Square Foot House Plan with 2 Bedrooms

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430816SNG

Plan Number

starting at

$800

800

Sq. Ft.

2

Bed

2

Bath

2

Story

Plan image - 25791GE:3-Car Garage with 800 Square Foot Apartment Above

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25791GE

Plan Number

starting at

$750

814

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 51846HZ:One Bedroom Guest House Plan with Dedicated Storage Bay

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51846HZ

Plan Number

starting at

$795

522

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 623069DJ:1-Bed Casita or ADU under 800 Square Feet

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623069DJ

Plan Number

starting at

$899

756

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 370045SEN:1-Bed Contemporary ADU with Covered Front Porch and 1-Car Garage - 660 Sq Ft

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370045SEN

Plan Number

starting at

$995

660

Sq. Ft.

1

Bed

1

Bath

1

Story

1

Cars

Plan image - 52334WM:2-Bed ADU House Plan with Vaulted Living Room - 594 Sq Ft

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52334WM

Plan Number

starting at

$925

594

Sq. Ft.

2

Bed

1

Bath

1

Story

Plan image - 370011SEN:2-Bed Carriage House Plan with 2-Car Garage

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370011SEN

Plan Number

starting at

$995

971

Sq. Ft.

2

Bed

1

Bath

2

Story

2

Cars

Plan image - 22403DR:Contemporary Vacation Retreat - 686 Sq Ft

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22403DR

Plan Number

starting at

$1,160

686

Sq. Ft.

2

Bed

1

Bath

1

Story

Plan image - 270103AF:2-Bed European-Style Carriage House with Carport - 1139 Sq Ft

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270103AF

Plan Number

starting at

$995

1,139

Sq. Ft.

2

Bed

1

Bath

2

Story

2

Cars

Plan image - 147004RML:2-Car Carriage House Plan with Flex Space Above - 781 Sq Ft

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147004RML

Plan Number

starting at

$895

781

Sq. Ft.

1 - 2

Bed

1

Bath

2

Story

2

Cars

Plan image - 871006NST:Rustic Wheelchair Accessible Shingle Cottage - 681 Sq Ft

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871006NST

Plan Number

starting at

$1,195

681

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 61507UT:Traditional 2-Bed ADU with Open Concept and Garage Below - 1049 Sq Ft

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61507UT

Plan Number

starting at

$950

1,049

Sq. Ft.

2

Bed

1

Bath

2

Story

2

Cars

Plan image - 46076HC:Detached Rustic Garage Apartment with Workshop - 480 Sq Ft

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46076HC

Plan Number

starting at

$750

480

Sq. Ft.

Bed

1.5

Bath

2

Story

2

Cars

Tour

Plan image - 67776NWL:Three Bedroom Classic Ranch Home Plan - 900 Sq Ft

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67776NWL

Plan Number

starting at

$899

900

Sq. Ft.

3

Bed

2

Bath

1

Story

Plan image - 67779NWL:Small Modern Farmhouse with Two-Story Great Room - 893 Sq Ft

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67779NWL

Plan Number

starting at

$899

893

Sq. Ft.

2

Bed

2

Bath

2

Story

Plan image - 360074DK:Craftsman Carriage House Plan with 3-Car Garage

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360074DK

Plan Number

starting at

$1,495

1,353

Sq. Ft.

2

Bed

2.5

Bath

2

Story

3

Cars

Plan image - 85393MS:Skinny Rustic Farmhouse-Inspired ADU House Plan Under 800 Square Feet

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85393MS

Plan Number

starting at

$1,100

791

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 85345MS:Modern Garage Studio with an RV Bay

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Exclusive

85345MS

Plan Number

starting at

$1,606

609

Sq. Ft.

Bed

1.5

Bath

2

Story

3

Cars

Plan image - 52379WM:1-Bed ADU Shingle Cottage with Vaulted Living Space - 384 Sq Ft

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52379WM

Plan Number

starting at

$925

384

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 680186VR:1400 Square Foot Barn with 1016 Square Foot Apartment Above

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680186VR

Plan Number

starting at

$1,050

1,016

Sq. Ft.

Bed

2.5

Bath

1

Story

2

Cars

Plan image - 52345WM:730 Square Foot Country House Plan with ADU or Rental Potential

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52345WM

Plan Number

starting at

$925

730

Sq. Ft.

1 - 2

Bed

1

Bath

2

Story

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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

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More Collections

Lot Features

697

5

5

3

17