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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 - 62658DJ:3 Bed Craftsman Narrow Lot Duplex House Plan

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62658DJ

Plan Number

starting at

$1,998

2,974

Sq. Ft.

6

Bed

4.5+

Bath

2

Story

2

Cars

Plan image - 57337HA:Duplex with Matching 2 Bed Units - 768 Sq Ft Per Unit

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57337HA

Plan Number

starting at

$1,049

1,536

Sq. Ft.

4

Bed

2

Bath

1

Story

Plan image - 38006LB:Duplex House Plan for Your Narrow Lot - 919 Sq Ft 2 Bed Units

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38006LB

Plan Number

starting at

$1,295

1,838

Sq. Ft.

4

Bed

2.5+

Bath

2

Story

Tour

Plan image - 62610DJ:Modest Ranch Duplex House Plan

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62610DJ

Plan Number

starting at

$1,998

2,824

Sq. Ft.

6

Bed

4

Bath

1

Story

4

Cars

Plan image - 51035MM:Full-Featured Duplex Plan with Matching 945 Square Foot 2-Bed Units

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51035MM

Plan Number

starting at

$1,300

1,890

Sq. Ft.

4

Bed

2.5+

Bath

2

Story

Plan image - 69694AM:Modern Duplex House Plan with Symmetrical 3-Bed Units

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69694AM

Plan Number

starting at

$2,216

2,814

Sq. Ft.

6

Bed

4.5+

Bath

2

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

4,128

Sq. Ft.

6

Bed

4.5+

Bath

2

Story

4

Cars

Plan image - 90290PD:Contemporary Duplex with a 1 Bedroom and a 2 Bedroom Unit - 839 Sq Ft and 1039 Sq Ft

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90290PD

Plan Number

starting at

$1,531

1,932

Sq. Ft.

3

Bed

2

Bath

2

Story

1

Cars

Plan image - 67715MG:Modern Duplex House Plan with 3 Upper Level Bedrooms - 1106 Sq Ft Units Each

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67715MG

Plan Number

starting at

$1,345

2,212

Sq. Ft.

6

Bed

2.5+

Bath

2

Story

Plan image - 22484DR:Modern Ranch Duplex with Matching 2-Bed Units - 1127 Sq Ft Each - 2 Beds and 2 Baths

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22484DR

Plan Number

starting at

$2,025

2,252

Sq. Ft.

4

Bed

4

Bath

1

Story

Plan image - 38019LB:Duplex with 3 Beds in Each Unit

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38019LB

Plan Number

starting at

$1,435

2,292

Sq. Ft.

6

Bed

4.5+

Bath

2

Story

2

Cars

Plan image - 68571VR:Modern Duplex House Plan with an RV Garage

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68571VR

Plan Number

starting at

$1,550

2,800

Sq. Ft.

6

Bed

4

Bath

2

Story

3

Cars

Plan image - 59370ND:Contemporary Duplex House Plan with Matching 2-Bed Units Under 1000 Square Feet Each

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59370ND

Plan Number

starting at

$1,100

1,844

Sq. Ft.

4

Bed

2

Bath

1

Story

Plan image - 62562DJ:Easy-to-Build Duplex House Plan

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62562DJ

Plan Number

starting at

$1,998

2,856

Sq. Ft.

6

Bed

4

Bath

1

Story

4

Cars

Plan image - 59365ND:Lovely 3-Bed Duplex House Plan with Matching Units Under 1200 Square Feet

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59365ND

Plan Number

starting at

$1,200

2,338

Sq. Ft.

6

Bed

2 - 4

Bath

1

Story

Plan image - 72901DA:Charming Cottage Duplex with Two Unique Units

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72901DA

Plan Number

starting at

$3,800

2,770

Sq. Ft.

5

Bed

3.5

Bath

2

Story

3

Cars

Plan image - 62734DJ:Charming Cottage-Style Duplex with Matching 2-Bed Units

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62734DJ

Plan Number

starting at

$1,798

1,760

Sq. Ft.

4

Bed

2

Bath

1

Story

2

Cars

Plan image - 38017LB:Duplex House Plan for a Narrow Lot

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38017LB

Plan Number

starting at

$1,575

2,212

Sq. Ft.

6

Bed

2.5+ - 4.5+

Bath

2

Story

2

Cars

Plan image - 5103MM:Spacious Three Bedroom Duplex

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5103MM

Plan Number

starting at

$1,550

2,728

Sq. Ft.

6

Bed

4

Bath

1

Story

Plan image - 46271LA:Duplex with Two Unique Exteriors

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46271LA

Plan Number

starting at

$2,470

2,815

Sq. Ft.

4

Bed

4.5+

Bath

2

Story

4

Cars

Plan image - 85162MS:6-Bed Craftsman Duplex with Main Level Dens and 1-Car Garages

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Exclusive

85162MS

Plan Number

starting at

$2,895

4,097

Sq. Ft.

6

Bed

4.5+

Bath

2

Story

2

Cars

Plan image - 2284SL:Efficient Duplex House Plan with Matching 448 Square Foot 1-Bed Units

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2284SL

Plan Number

starting at

$700

896

Sq. Ft.

2

Bed

2

Bath

1

Story

Plan image - 62701DJ:Farmhouse Duplex

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62701DJ

Plan Number

starting at

$1,998

3,262

Sq. Ft.

6

Bed

4

Bath

1

Story

4

Cars

Plan image - 62402DJ:Compact 2-Bedroom Multi-Family House Plan

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62402DJ

Plan Number

starting at

$1,898

2,378

Sq. Ft.

4

Bed

4

Bath

1

Story

4

Cars

Duplex House Plans FAQs

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Total Heated Area (Sq. Ft.)

Bedrooms

Bathrooms

Plan Type

339

Footprint

Width (feet)

Depth (feet)

Height (feet)

Floors

Styles

31

25

5

2

3

15

5

More Styles

Number of Vehicles

9

111

8

124

3

Garage Type

241

2

1

26

1

94

Garage Location

213

25

12

2

bed and bath icon

Bedroom and Bath Options

136

35

205

138

3

6

8

12

19

kitchen and dining icon

Kitchen and Dining

58

36

24

Laundry Location icon

Laundry Location

3

51

6

139

Additional Rooms icon

Additional Rooms

22

14

15

8

21

6

1

15

19

1

50

1

5

16

4

Outdoor Features icon

Outdoor Features

4

1

2

Foundation

188

257

45

1

259

93

Special Features

1

4

1

4

More Special Features

Exterior Walls

2

167

307

Collections

6

1

3

1

4

34

More Collections

Lot Features

110

6

3

24

Garage Features

Garage Features