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263 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 - 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 - 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 - 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 - 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 - 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 - 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 - 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

Plan image - 59341ND:Beautiful 1481 Square Foot 3 Bed Duplex House Plan

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59341ND

Plan Number

starting at

$1,350

2,953

Sq. Ft.

6

Bed

4

Bath

1

Story

4

Cars

Plan image - 62616DJ:Duplex with Gables and Shed Dormer

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62616DJ

Plan Number

starting at

$2,098

3,654

Sq. Ft.

8

Bed

4.5

Bath

2

Story

4

Cars

Plan image - 62633DJ:3 Bed Duplex with Matching Units Under 1600 Square Feet and an Open Great Room

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62633DJ

Plan Number

starting at

$1,998

3,162

Sq. Ft.

6

Bed

4

Bath

1

Story

4

Cars

Plan image - 62573DJ:2 Family House Plan on Stilts

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62573DJ

Plan Number

starting at

$2,098

3,778

Sq. Ft.

3

Bed

2

Bath

3

Story

2

Cars

Plan image - 38007LB:Duplex with Box Bay Bedroom

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38007LB

Plan Number

starting at

$1,295

1,714

Sq. Ft.

4

Bed

2.5+

Bath

2

Story

Plan image - 67718MG:Duplex House Plan For The Small Narrow Lot - 1421 Sq Ft 3 Bedroom Units

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67718MG

Plan Number

starting at

$1,495

2,842

Sq. Ft.

6

Bed

4.5+

Bath

2

Story

2

Cars

Plan image - 69596AM:Craftsman Duplex with Two Master Suites - Units Each Over 1600 Sq Ft

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69596AM

Plan Number

starting at

$2,347

3,252

Sq. Ft.

4

Bed

4.5+

Bath

2

Story

4

Cars

Plan image - 40393DB:Traditional Multi-Family Home Plan with Matching 3 Bedroom 2 Bathroom Units - 1311 Sq Ft Each

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40393DB

Plan Number

starting at

$2,080

2,622

Sq. Ft.

6

Bed

4

Bath

1

Story

4

Cars

Plan image - 5183MM:Open Living Duplex with Flipped 825 Square Foot 2 Bed and 2 Bath Units

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5183MM

Plan Number

starting at

$1,300

1,650

Sq. Ft.

4

Bed

4

Bath

1

Story

Plan image - 57249HA:Attractive Duplex

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57249HA

Plan Number

starting at

$1,149

2,030

Sq. Ft.

2

Bed

2

Bath

1

Story

Duplex House Plans FAQs

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Total Heated Area (Sq. Ft.)

Bedrooms

Bathrooms

Plan Type

263

Footprint

Width (feet)

Depth (feet)

Height (feet)

Floors

Styles

25

23

4

3

6

5

More Styles

Number of Vehicles

5

86

6

109

Garage Type

189

2

1

21

68

Garage Location

167

23

11

2

bed and bath icon

Bedroom and Bath Options

111

29

170

96

3

6

6

10

16

kitchen and dining icon

Kitchen and Dining

52

27

22

Laundry Location icon

Laundry Location

1

33

5

106

Additional Rooms icon

Additional Rooms

20

13

13

6

16

6

1

14

17

1

40

1

4

12

3

Outdoor Features icon

Outdoor Features

3

1

2

Foundation

134

219

35

1

219

72

Special Features

1

3

1

4

More Special Features

Exterior Walls

2

152

237

Collections

3

1

2

1

1

22

More Collections

Lot Features

75

5

2

18

Garage Features

Garage Features