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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 - 365022PED:Modern ADU with Full Kitchen, Vaulted Loft and Lower Level Bedroom

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365022PED

Plan Number

starting at

$1,245

750

Sq. Ft.

1

Bed

1

Bath

2

Story

Plan image - 68915VR:Contemporary Carriage House Plan with Laundry Room

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68915VR

Plan Number

starting at

$925

$786.25

881

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 135155GRA:1-Bed Carriage House Plan with Wraparound Porch

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135155GRA

Plan Number

starting at

$950

$807.50

1,228

Sq. Ft.

1

Bed

1.5

Bath

2

Story

Plan image - 81801AB:Contemporary 1200 Square Foot Garage Apartment with Dog Wash

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81801AB

Plan Number

starting at

$900

$765

728

Sq. Ft.

1

Bed

1.5

Bath

2

Story

2

Cars

Plan image - 81808AB:600 Square Foot Modern Garage Apartment or ADU

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81808AB

Plan Number

starting at

$900

$765

600

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 430819SNG:900 Square Foot Farmhouse with Optional 2-car Garage

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430819SNG

Plan Number

starting at

$800

900

Sq. Ft.

2

Bed

2

Bath

2

Story

2

Cars

Plan image - 55223BR:Tiny 511 Square Foot House Plan with Front and Rear Porches

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55223BR

Plan Number

starting at

$770

544

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 680028VR:Contemporary 1-Bed ADU Plan with Covered Balcony

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680028VR

Plan Number

starting at

$1,025

$871.25

1,040

Sq. Ft.

1

Bed

1.5

Bath

1

Story

Plan image - 35205GH:781 Square Foot Barn-like ADU with Gambrel Roof

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35205GH

Plan Number

starting at

$995

$845.75

781

Sq. Ft.

1

Bed

1.5

Bath

2

Story

2

Cars

Plan image - 246021DLR:2-Bed Modern Cabin House Plan with ADU Potential - 1062 Sq Ft

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246021DLR

Plan Number

starting at

$1,095

1,062

Sq. Ft.

2

Bed

1

Bath

2

Story

Plan image - 680222VR:Rustic ADU with Flex Room and Kitchenette Upstairs - 950 Sq Ft

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680222VR

Plan Number

starting at

$1,495

$1,270.75

950

Sq. Ft.

1

Bed

1.5+

Bath

2

Story

2

Cars

Plan image - 680229VR:Detached Garage with Oversized Bay and a Kitchenette and an Office - 496 Sq Ft

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680229VR

Plan Number

starting at

$975

$828.75

496

Sq. Ft.

Bed

1

Bath

2

Story

1

Cars

Plan image - 420124WNT:1 or 2-Bed Modern Farmhouse Cottage Plan or ADU Under 1000 Sq Ft

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420124WNT

Plan Number

starting at

$995

936

Sq. Ft.

1 - 2

Bed

1

Bath

2

Story

Plan image - 22129SL:1-Bed Tiny House Plan with Fireplace

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22129SL

Plan Number

starting at

$620

$527

664

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 677009NWL:Contemporary Tiny Home Plan with Cube-like Exterior

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677009NWL

Plan Number

starting at

$799

$679.15

532

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 55216BR:1-Bed House Plan With Wise Space Use

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55216BR

Plan Number

starting at

$900

1,062

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 560001TCD:Sun-filled ADU with Open Floor Plan

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560001TCD

Plan Number

starting at

$675

$573.75

596

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 560003TCD:ADU with 12' Ceilings in the Open Kitchen and Living Room

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560003TCD

Plan Number

starting at

$675

$573.75

528

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 560023TCD:Tiny Home Plan with Attractive Front Porch

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560023TCD

Plan Number

starting at

$675

$573.75

593

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 68771VR:2-Bed Carriage House Plan with Life-friendly Garage

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68771VR

Plan Number

starting at

$1,225

$1,041.25

1,789

Sq. Ft.

2

Bed

2

Bath

2

Story

8

Cars

Plan image - 720056DA:Craftsman Carriage House Plan with Covered Deck

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720056DA

Plan Number

starting at

$1,575

$1,338.75

672

Sq. Ft.

Bed

1.5

Bath

2

Story

3

Cars

Plan image - 530013UKD:Tiny Beach House Plan with Exterior Options

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530013UKD

Plan Number

starting at

$600

701

Sq. Ft.

1

Bed

1

Bath

1

Story

Plan image - 85138MS:Exclusive Micro Modern House Plan Open Floor Plan

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85138MS

Plan Number

starting at

$900

640

Sq. Ft.

2

Bed

1

Bath

1

Story

Plan image - 2227SL:Side-Entry Carriage House

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2227SL

Plan Number

starting at

$560

$476

568

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

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Total Heated Area (Sq. Ft.)

Bedrooms

Bathrooms

Plan Type

474

209

3

25

Footprint

Width (feet)

Depth (feet)

Height (feet)

Floors

Styles

28

46

155

337

92

5

47

346

127

8

More Styles

Number of Vehicles

45

191

89

17

7

Garage Type

83

188

14

27

25

357

Garage Location

294

38

26

bed and bath icon

Bedroom and Bath Options

115

12

381

270

6

2

27

11

kitchen and dining icon

Kitchen and Dining

48

41

7

Laundry Location icon

Laundry Location

60

150

2

385

Additional Rooms icon

Additional Rooms

11

7

19

12

49

8

66

56

2

83

13

Outdoor Features icon

Outdoor Features

27

3

2

1

Foundation

174

330

32

85

6

3

2

620

22

92

Special Features

13

5

19

59

More Special Features

Exterior Walls

5

304

629

1

3

Collections

711

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Lot Features

5

4

3

16