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591 plans

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Multi-Family Homes

Duplex House Plans

Offering a unique blend of affordability, functionality, and modern living, duplex house plans are quickly becoming a popular choice for homeowners and investors alike. Whether you envision spacious side-by-side units or practical stacked layouts, we have the perfect duplex floor plan to match your vision and budget.

What are Duplex House Plans?
A duplex is a multi-family house plan divided into two separate living spaces. Each unit features its own private entrance, living area, backyard (in many cases), and even a garage, depending on the desig...
Plan image - 70859MK:Cottage-Like Duplex with Full Floor 1-Bed Units

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70859MK

Plan Number

starting at

$800

$680

1,345

Sq. Ft.

2

Bed

2

Bath

2

Story

Plan image - 62771DJ:Modern Farmhouse Duplex with Extra-deep Garage

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62771DJ

Plan Number

starting at

$1,798

$1,528.30

1,864

Sq. Ft.

4

Bed

2.5+

Bath

2

Story

2

Cars

Tour

Plan image - 623280DJ:Modern Craftsman-Style Duplex House Plan with 3 Bed Units Under 1850 Square Feet

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623280DJ

Plan Number

starting at

$2,098

$1,783.30

3,656

Sq. Ft.

6 - 8

Bed

6

Bath

2

Story

4

Cars

Plan image - 81821AB:Modern Duplex with Offset Units Under 1500 Square Feet with 3 Beds Plus Lower Level Expansion

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81821AB

Plan Number

starting at

$1,700

$1,445

2,957

Sq. Ft.

6 - 8

Bed

4.5+ - 6.5+

Bath

2

Story

Plan image - 48631FM:3-Bed Traditional Duplex House Plan with Detached Garage - 1473 Per Unit

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48631FM

Plan Number

starting at

$1,485

2,946

Sq. Ft.

6

Bed

4.5+

Bath

2

Story

4

Cars

Plan image - 51967HZ:Craftsman Cottage Duplex House Plan with Mirrored 2-Bed 2-Bath - 1048 Sq Ft Per Unit

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51967HZ

Plan Number

starting at

$1,395

$1,185.75

2,096

Sq. Ft.

4

Bed

4

Bath

1

Story

2

Cars

Plan image - 42569DB:Duplex House Plan with 3 Upstairs Bedrooms - 2064 Sq Ft Units

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42569DB

Plan Number

starting at

$1,980

$1,683

4,128

Sq. Ft.

6

Bed

4.5+

Bath

2

Story

4

Cars

Plan image - 666268RAF:Contemporary Modern Duplex Home Plan with 3 Bed Units Under 1800 Sq Ft

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666268RAF

Plan Number

starting at

$1,735

$1,474.75

3,470

Sq. Ft.

6

Bed

4.5+

Bath

2

Story

2

Cars

Plan image - 100306GHR:New American Duplex House Plan with 1800 Square Foot 4-Bed Units

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100306GHR

Plan Number

starting at

$2,295

3,648

Sq. Ft.

8

Bed

4.5+

Bath

2

Story

Tour

Plan image - 623358DJ:2-Bed Modern Cottage Duplex with Symmetrical Units - 1231 Sq Ft

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623358DJ

Plan Number

starting at

$1,898

$1,613.30

2,642

Sq. Ft.

4

Bed

2

Bath

1

Story

2

Cars

Plan image - 100304GHR:Brick Townhouse Duplex with Matching 1252 Square Foot 3-Bed Units

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100304GHR

Plan Number

starting at

$1,995

2,504

Sq. Ft.

6

Bed

4.5+

Bath

2

Story

Plan image - 444380GDN:Modern Farmhouse Duplex with Matching 3-Bed Units Under 1700 Square Feet

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444380GDN

Plan Number

starting at

$2,425

3,306

Sq. Ft.

6

Bed

4

Bath

1

Story

2

Cars

Tour

Plan image - 623342DJ:Duplex House Plan with Side-By-Side 3-Bedroom Units - 1277 Sq Ft Each

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623342DJ

Plan Number

starting at

$1,898

$1,613.30

2,554

Sq. Ft.

6

Bed

2.5+

Bath

2

Story

2

Cars

Plan image - 72288DA:4 Bed Duplex House Plan with Matching 1284 Square Foot Units

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72288DA

Plan Number

starting at

$3,250

$2,762.50

2,568

Sq. Ft.

8

Bed

4.5+

Bath

2

Story

2

Cars

Plan image - 100322GHR:Contemporary Duplex House Plan with 3 Bed Units - 1266 Sq Ft Each

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100322GHR

Plan Number

starting at

$1,995

2,532

Sq. Ft.

6

Bed

4.5+

Bath

2

Story

Plan image - 16912WG:Two-Family Cottage House Plan - 3 Bed, 2.5 Bath Units Around 1500 Sq Ft

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16912WG

Plan Number

starting at

$1,795

$1,525.75

3,038

Sq. Ft.

6

Bed

4.5+

Bath

2

Story

4

Cars

Plan image - 72367DA:Hillside Townhouse Duplex Home Plan with Matching Units Each Under 2000 Square Feet

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72367DA

Plan Number

starting at

$5,250

$4,462.50

3,936

Sq. Ft.

6

Bed

4.5+

Bath

3

Story

4

Cars

Plan image - 42449DB:Duplex House Plan with 3 Upstairs Bedrooms - 1528 Sq Ft Each Unit

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42449DB

Plan Number

starting at

$2,080

$1,768

3,056

Sq. Ft.

6

Bed

4.5+

Bath

2

Story

2

Cars

Plan image - 100318GHR:Scandinavian-Inspired Duplex House Plan with Full-Floor Units - 800 Sq Ft

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100318GHR

Plan Number

starting at

$1,695

1,600

Sq. Ft.

4

Bed

4

Bath

2

Story

Plan image - 42729DB:Craftsman Duplex House Plan with Mirrored 2045 Square Foot 3 Bed Units

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42729DB

Plan Number

starting at

$2,180

$1,853

4,090

Sq. Ft.

6

Bed

6

Bath

2

Story

4

Cars

Plan image - 100317GHR:Modern Style Duplex House Plan with Full-Floor 2-Bed 2-Bath 800 Sq Ft Units

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100317GHR

Plan Number

starting at

$1,695

1,588

Sq. Ft.

4

Bed

4

Bath

2

Story

Plan image - 430052LY:Duplex House Plan with Board and Batten Exterior

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430052LY

Plan Number

starting at

$2,905

$2,469.25

2,904

Sq. Ft.

6

Bed

6.5+

Bath

2

Story

4

Cars

Plan image - 100316GHR:Modern Duplex House Plan with 3-Bed, 3-Bath Units - Architectural Designs

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100316GHR

Plan Number

starting at

$1,995

2,594

Sq. Ft.

6

Bed

6

Bath

2

Story

Plan image - 100315GHR:Modern Duplex House Plan with 3 Bed and 2 Bath Units - 1167 Sq Ft and 1155 Sq Ft

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Exclusive

100315GHR

Plan Number

starting at

$1,845

2,322

Sq. Ft.

6

Bed

4

Bath

1

Story

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Total Heated Area (Sq. Ft.)

Bedrooms

Bathrooms

Plan Type

591

Footprint

Width (feet)

Depth (feet)

Height (feet)

Floors

Styles

2

33

88

95

73

5

21

19

96

20

More Styles

Number of Vehicles

14

199

13

198

7

Garage Type

632

11

5

53

3

307

Garage Location

366

34

26

3

bed and bath icon

Bedroom and Bath Options

252

76

326

273

8

10

17

14

27

kitchen and dining icon

Kitchen and Dining

82

85

32

Laundry Location icon

Laundry Location

11

154

18

252

1

Additional Rooms icon

Additional Rooms

29

25

34

17

63

7

1

21

61

2

134

1

5

35

7

Outdoor Features icon

Outdoor Features

10

1

5

2

Foundation

314

436

69

15

1

2

454

14

174

Special Features

3

3

6

2

10

6

1

More Special Features

Exterior Walls

6

271

547

1

2

Collections

54

36

5

20

14

48

2

4

More Collections

Lot Features

231

12

7

1

35