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Multi-Family Homes

3-Family House Plans

Maximize value and living space with our diverse collection of 3-family house plans (also known as triplex house plans or multi-family house plans). Architectural Designs offers a wide range of architectural styles and floor plan layouts to suit your needs, whether you're a professional looking to build profitable multi-family properties or a family looking for a flexible living arrangement. 

Benefits for Families
Multi-generational living is made easy with triplex house plans, allowing you to create a comfortable living space for extended family...
Plan image - 59590ND:Triplex House Plan - 3 Bed Units - 1075 Sq Ft - Architectural Designs

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59590ND

Plan Number

starting at

$1,200

$1,020

3,225

Sq. Ft.

9

Bed

3.5+

Bath

1

Story

3

Cars

Plan image - 59595ND:Triplex with Columns and Dormers

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59595ND

Plan Number

starting at

$2,050

$1,742.50

4,194

Sq. Ft.

6

Bed

6

Bath

1

Story

3

Cars

Plan image - 48625FM:Ranch Triplex Home Plan with Subtly Different Unit Layouts

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48625FM

Plan Number

starting at

$1,885

3,872

Sq. Ft.

8

Bed

6

Bath

1

Story

5

Cars

Plan image - 680167VR:Modern Triplex House Plan with an RV Garage

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680167VR

Plan Number

starting at

$2,425

$2,061.25

4,056

Sq. Ft.

4

Bed

6.5+

Bath

2

Story

8

Cars

Plan image - 85259MS:Modern Triplex House Plan with Drive-Under Parking

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85259MS

Plan Number

starting at

$3,945

6,687

Sq. Ft.

10

Bed

7.5+

Bath

3

Story

3

Cars

Plan image - 21487DR:Triplex with 3 Full-Floor 2 Bed Units - Architectural Designs

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21487DR

Plan Number

starting at

$2,230

$1,895.50

3,011

Sq. Ft.

6

Bed

3

Bath

2

Story

Plan image - 80590PM:3 Family House Plan with 3-Level Units - 2111 Sq Ft - 2 with 5 Beds and 1 with 4 Beds

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80590PM

Plan Number

starting at

$1,550

$1,317.50

6,333

Sq. Ft.

10

Bed

6.5+

Bath

2

Story

Plan image - 72312DA:Two-story Craftsman Triplex Offering 3-Bedroom Units

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72312DA

Plan Number

starting at

$5,350

$4,547.50

4,892

Sq. Ft.

9

Bed

6.5+

Bath

2

Story

6

Cars

Plan image - 801081PM:Transitional Farmhouse-Inspired Triplex House Plan with 3 Bedroom Units

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801081PM

Plan Number

starting at

$1,350

$1,147.50

3,961

Sq. Ft.

10

Bed

3

Bath

2

Story

Plan image - 85435MS:New American Triplex Home Plan with Subtly Different 3-Bed Units

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85435MS

Plan Number

starting at

$2,880

4,114

Sq. Ft.

8

Bed

6.5+

Bath

2

Story

4

Cars

Plan image - 28152J:Triplex House Plan with Matching 3-Bedroom 2 Bath Room 1692 Sq Ft Units

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28152J

Plan Number

starting at

$3,885

$3,302.25

5,076

Sq. Ft.

9

Bed

6.5+

Bath

2

Story

2

Cars

Plan image - 801162PM:Triplex House Plan with 2 Two-Story Units and 1 Lower Level Unit - 1330 Sq Ft Ea

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801162PM

Plan Number

starting at

$1,350

$1,147.50

3,990

Sq. Ft.

9

Bed

3.5+

Bath

3

Story

Plan image - 52354WM:Two-Story Traditional Triplex House Plan with 3 Bed Units - 1853 Sq Ft Each

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52354WM

Plan Number

starting at

$1,195

$1,015.75

5,559

Sq. Ft.

9

Bed

6.5+

Bath

2

Story

3

Cars

Plan image - 81843AB:Triplex House Plan with 3 Bed 2.5 Bath Units in 2 Different Sizes - 1256 Sq Ft and 1285 Sq Ft

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81843AB

Plan Number

starting at

$2,100

$1,785

3,797

Sq. Ft.

2 - 3

Bed

2.5

Bath

2

Story

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Total Heated Area (Sq. Ft.)

Bedrooms

Bathrooms

Plan Type

62

Unit Count

Footprint

Width (feet)

Depth (feet)

Height (feet)

Floors

Styles

6

5

8

8

1

1

16

4

More Styles

Number of Vehicles

1

2

22

1

9

Garage Type

81

2

1

8

46

Garage Location

28

1

7

bed and bath icon

Bedroom and Bath Options

19

9

26

42

11

3

1

1

kitchen and dining icon

Kitchen and Dining

6

11

1

Laundry Location icon

Laundry Location

31

11

19

Additional Rooms icon

Additional Rooms

2

5

1

6

3

8

9

3

1

1

Outdoor Features icon

Outdoor Features

1

Foundation

24

34

4

1

36

1

17

Special Features

1

More Special Features

Exterior Walls

21

59

Collections

10

6

2

2

3

More Collections

Lot Features

27

1

6