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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 - 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 - 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 - 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 - 36058DK:3 Car Carriage House Plan with 3 Dormers

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36058DK

Plan Number

starting at

$1,495

732

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 43023PF:Picturesque Garage Apartment

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43023PF

Plan Number

starting at

$605

798

Sq. Ft.

Bed

1

Bath

2

Story

3

Cars

Plan image - 20055GA:Carriage House Plan with Elbow Room

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20055GA

Plan Number

starting at

$1,045

792

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 35443GH:Garage Apartment with Art Studio

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35443GH

Plan Number

starting at

$995

783

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 5141MM:Down Home Style and Comfort - 600 Sq Ft

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5141MM

Plan Number

starting at

$900

600

Sq. Ft.

1 - 2

Bed

1

Bath

1

Story

Plan image - 42332DB:Cozy 2 Bed Tiny House Plan

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42332DB

Plan Number

starting at

$1,055

682

Sq. Ft.

2

Bed

1

Bath

1

Story

Plan image - 8172LB:Tidy Garage Studio

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8172LB

Plan Number

starting at

$1,050

414

Sq. Ft.

Bed

1

Bath

2

Story

2

Cars

Plan image - 29827RL:Comforting 3 Car Carriage House Plan - 699 Sq Ft

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29827RL

Plan Number

starting at

$500

699

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 2225SL:One Story 665 Square Foot Garage Apartment with 600 Square Foot Garage

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2225SL

Plan Number

starting at

$560

665

Sq. Ft.

1

Bed

1

Bath

1

Story

2

Cars

Plan image - 2236SL:936 Sq Ft Detached 3-Car Garage Plan with 1032 Sq Ft Apartment Above

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2236SL

Plan Number

starting at

$560

1,032

Sq. Ft.

2

Bed

1

Bath

2

Story

3

Cars

Plan image - 29856RL:2 Bay Garage Apartment Plan

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29856RL

Plan Number

starting at

$500

617

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 11529KN:Weekend Mountain Escape

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11529KN

Plan Number

starting at

$975

681

Sq. Ft.

2

Bed

2

Bath

1

Story

Plan image - 21550DR:Carriage House with Shed Dormer

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21550DR

Plan Number

starting at

$1,380

1,096

Sq. Ft.

2

Bed

2

Bath

2

Story

2

Cars

Plan image - 21207DR:Comfortable Garage Apartment

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21207DR

Plan Number

starting at

$1,380

1,068

Sq. Ft.

2

Bed

1.5

Bath

2

Story

2

Cars

Plan image - 8182LB:Carriage House in the Woods

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8182LB

Plan Number

starting at

$1,050

624

Sq. Ft.

1

Bed

1

Bath

2

Story

2

Cars

Plan image - 57063HA:Outdoorsman's Getaway Cottage - 576 Sq Ft

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57063HA

Plan Number

starting at

$649

576

Sq. Ft.

2

Bed

1

Bath

1

Story

Plan image - 57164HA:Comfortable And Cozy Cottage House Plan

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57164HA

Plan Number

starting at

$449

421

Sq. Ft.

1

Bed

1

Bath

1

Story

1

Cars

Plan image - 9839SW:RV Garage Apartment with Guest Bed

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9839SW

Plan Number

starting at

$745

1,173

Sq. Ft.

2

Bed

1.5

Bath

2

Story

3

Cars

Plan image - 46011HC:Attractive Carriage House Apartment

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46011HC

Plan Number

starting at

$675

703

Sq. Ft.

1

Bed

2

Bath

2

Story

2

Cars

Plan image - 57339HA:Two Bedroom Tiny House with Options

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57339HA

Plan Number

starting at

$649

768

Sq. Ft.

2 - 3

Bed

1 - 2

Bath

1

Story

Plan image - 58569SV:2-Bed House Plan for the Front-Sloping Lot

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58569SV

Plan Number

starting at

$1,114

1,257

Sq. Ft.

2

Bed

2

Bath

1

Story

2

Cars

ADU House Plans FAQs

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Total Heated Area (Sq. Ft.)

Bedrooms

Bathrooms

Plan Type

35

34

2

Footprint

Width (feet)

Depth (feet)

Height (feet)

Floors

Styles

15

23

1

35

3

More Styles

Number of Vehicles

4

26

12

1

Garage Type

5

30

1

4

1

20

Garage Location

38

5

2

bed and bath icon

Bedroom and Bath Options

9

35

33

1

3

2

kitchen and dining icon

Kitchen and Dining

3

3

1

Laundry Location icon

Laundry Location

1

7

1

32

Additional Rooms icon

Additional Rooms

2

2

4

1

3

1

2

1

Outdoor Features icon

Outdoor Features

4

1

Foundation

6

23

3

1

2

2

55

6

Special Features

More Special Features

Exterior Walls

39

60

Collections

7

4

13

1

71

More Collections

Lot Features

68

1

1

1

5

Garage Features

Garage Features