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392 plans

Stand-Alone Garages

3 Vehicle

3-Car Garage Plans

Architectural Designs offers a wide selection of detached 3-car garage plans to elevate your property's functionality. Whether you're a homeowner seeking to boost your home's value or a builder searching for adaptable options, our collection of three-car garage floor plans caters to your specific needs.

Our 3-car garage plans extend beyond simply storing your vehicles. You can transform your detached garage into a dedicated workshop, a spacious storage area, or even incorporate spacious garage apartments for adult children or in-laws. These adap...
Plan image - 280219JWD:RV Friendly Garage Shop with Expandable Apartment - 1216 Sq Ft Garage - 612 Sq Ft Apt

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280219JWD

Plan Number

starting at

$1,250

612

Sq. Ft.

1

Bed

2

Bath

2

Story

5

Cars

Plan image - 62636DJ:Modern Garage Plan with 3 Bays

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62636DJ

Plan Number

starting at

$699

0

Sq. Ft.

Bed

0

Bath

1

Story

3

Cars

Plan image - 270098AF:Modern Farmhouse-Style Garage with 873 Sq Ft 2-Bed Apartment Upstairs

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270098AF

Plan Number

starting at

$995

873

Sq. Ft.

2

Bed

1

Bath

2

Story

3

Cars

Plan image - 25833GE:3-Car Modern Farmhouse Garage Plan with 500 Sq Ft 1-Bed Apartment on Main Level - 1555 Sq Ft

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25833GE

Plan Number

starting at

$875

498

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 61398UT:1200 Square Foot Modern Garage Apartment with 3-Car Capacity

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61398UT

Plan Number

starting at

$700

1,207

Sq. Ft.

1

Bed

1.5

Bath

2

Story

3

Cars

Plan image - 280220JWD:Barndominium ADU Plan with 725 Sq Ft 1-Bed Apartment and 2-Bay Garage Workshop

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280220JWD

Plan Number

starting at

$1,250

725

Sq. Ft.

1

Bed

1

Bath

1

Story

4

Cars

Plan image - 62940DJ:RV-Friendly Pole Barn Garage Plan - 2464 Sq Ft

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62940DJ

Plan Number

starting at

$899

0

Sq. Ft.

Bed

0

Bath

1

Story

5

Cars

Plan image - 135302GRA:Contemporary Detached Garage Plan with Three 9' by 8' Bays - 1092 Sq Ft

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135302GRA

Plan Number

starting at

$800

0

Sq. Ft.

0

Bed

0

Bath

1

Story

3

Cars

Plan image - 307703RAD:RV-Friendly Barndominium with Stick Framing and Living Space Above - 828 Sq Ft

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Exclusive

307703RAD

Plan Number

starting at

$1,295

828

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 62887DJ:3-Car Craftsman Garage with Shop and Office Space

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62887DJ

Plan Number

starting at

$899

867

Sq. Ft.

Bed

0

Bath

2

Story

4

Cars

Plan image - 62766DJ:Barn-Style Garage Workshop with Apartment Above

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62766DJ

Plan Number

starting at

$799

774

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 677050NWL:Garage Apartment with 2 Beds and Parking for 3 Cars - 889 Sq Ft

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677050NWL

Plan Number

starting at

$899

889

Sq. Ft.

2

Bed

2

Bath

2

Story

3

Cars

Plan image - 360112DK:2-Bed Carriage House Plan Under 1500 Sq Ft with Tandem Garage for 6 Cars

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360112DK

Plan Number

starting at

$1,495

1,494

Sq. Ft.

2

Bed

1

Bath

2

Story

6

Cars

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 - 25803GE:664 Square Foot 1-Bed Apartment Above 3-Car Garage

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25803GE

Plan Number

starting at

$850

665

Sq. Ft.

1

Bed

1

Bath

2

Story

3

Cars

Plan image - 680324VR:3-Car Detached Garage with Separate Workshop and a Flex Space Above

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680324VR

Plan Number

starting at

$1,675

1,062

Sq. Ft.

Bed

0

Bath

2

Story

3

Cars

Plan image - 680132VR:Lift-Friendly Barn Plan with 613 Sq Ft Loft Apartment Above

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680132VR

Plan Number

starting at

$1,275

613

Sq. Ft.

Bed

1.5

Bath

2

Story

3

Cars

Plan image - 360076DK:2-Bed Garage Apartment Plan with Large Second Floor Deck

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360076DK

Plan Number

starting at

$1,495

1,315

Sq. Ft.

2

Bed

1.5

Bath

2

Story

3

Cars

Plan image - 360113DK:Craftsman-style Carriage House Plan with 2-Bed Apartment - 1241 Sq Ft

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360113DK

Plan Number

starting at

$1,495

1,241

Sq. Ft.

2

Bed

2.5

Bath

2

Story

3

Cars

Plan image - 510176WDY:ADU House Plan with 3-car Garage - 802 Sq Ft

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Exclusive

510176WDY

Plan Number

starting at

$1,295

802

Sq. Ft.

2

Bed

1

Bath

2

Story

3

Cars

Tour

Plan image - 12329JL:940 Square Foot New American Style Garage Apartment ADU

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12329JL

Plan Number

starting at

$995

940

Sq. Ft.

1

Bed

1

Bath

2

Story

3

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 - 42432DB:Mountain Carriage House Plan with Ample Outdoor Living / Storage - 1565 Sq Ft

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42432DB

Plan Number

starting at

$1,105

1,565

Sq. Ft.

1

Bed

1.5

Bath

2

Story

4

Cars

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Total Heated Area (Sq. Ft.)

Bedrooms

Bathrooms

Plan Type

392

Footprint

Width (feet)

Depth (feet)

Height (feet)

Floors

Styles

28

17

79

107

35

15

15

32

3

More Styles

Number of Vehicles

3

42

392

39

14

Garage Type

365

30

97

Garage Location

359

27

30

bed and bath icon

Bedroom and Bath Options

12

6

5

115

1

4

5

kitchen and dining icon

Kitchen and Dining

13

15

2

Laundry Location icon

Laundry Location

8

57

18

1

Additional Rooms icon

Additional Rooms

29

2

8

7

29

44

1

14

7

4

Outdoor Features icon

Outdoor Features

4

3

2

Foundation

2

2

1

7

359

29

2

Special Features

3

1

94

More Special Features

Exterior Walls

5

173

360

1

Collections

16

14

8

2

10

33

68

More Collections

Lot Features

320

3

1

6