Modern Duplex house Plan – Spacious CAD Floor Designs
Explore this spacious duplex house plan with CAD designs, featuring a modern layout, 6 bedrooms, 4 bathrooms, an open floor plan, and outdoor living areas.
9 FT+ Ceilings | Basement | Bonus Rooms | Breakfast Nook | Covered Front Porch | Covered Rear Porches | Fireplaces | First-Floor Bedrooms | Foyer | Front Entry | Home Plans with Mudrooms | Kitchen Island | Large | Laundry Room | Living Room | Modern Suburban | Open Floor Plan Designs | Owner’s Suite on the First Floor | Sloped Lot | Smooth & Conventional | Traditional | Traditional Farmhouse | Walk-in Closet | Walk-in Pantry
Original price was: $2,446.56.$1,386.39Current price is: $1,386.39.
999 in stock
| Width | 71'-9" |
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| Depth | 90'-2" |
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| Indoor Features | Basement, Bonus Room, Fireplace, Foyer, Laundry Room, Living Room, Mudroom, Open Floor Plan |
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| Bed and Bath Features | Bedrooms on First Floor, Owner's Suite on First Floor, Walk-in Closet |
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Modern Duplex Home Plan – 1-Story Layout with 6 Bedrooms & CAD Files
Explore this modern duplex house plan featuring 3, 858 heated sq. ft., 6 bedrooms, 4 baths, and full CAD blueprints—includes basement foundation and covered porches.
This duplex house plan offers a perfect mix of modern architecture and practical livability. Designed for growing families or real estate investors, it delivers open-concept layouts and privacy-focused design.
Key Features of the Home Plan
Living Areas – Heated & Unheated
- Heated area: 3, 858 sq. ft. across a spacious single-story footprint.
- Unheated extras: 690 sq. ft. including storage space and covered porches.
Bedrooms & Bathrooms
- 6 total bedrooms—3 per unit—including Owner Suites with walk-in closets.
- 4 full bathrooms provide convenience and privacy for each side.
Interior Highlights
- 9-foot ceilings create a sense of openness and light throughout.
- Open floor plan connects kitchen, dining, and living spaces. Explore open layouts.
- Kitchen island and breakfast nook for easy meal prep and casual dining.
- Generous storage with walk-in pantries and mudrooms.
Garage & Storage Details
- Garage Bays: Each unit features its own private garage bay (2 total).
- Garage Type: Front-entry garages for easy access.
- Storage: Additional attic space, mudroom cubbies, and utility areas.
Outdoor Living Features
- Covered front and rear porches offer shaded areas to relax or entertain.
- Exterior showcases a blend of brick, stone, and siding for durability and charm.
Architectural Style: Modern Duplex
This design blends efficient layouts with timeless curb appeal, perfect for multi-family living or rental property development. Learn more about duplex house plans or explore architectural inspiration at ArchDaily.
Bonus Features
- Basement foundation—ideal for sloped lots and added storage or utility rooms.
- Flex layout—adaptable for rental, extended family, or co-living setups.
- Symmetrical floor plans streamline construction and cost estimation.
Included Benefits with Every Plan
- CAD + PDF Files: Editable, printable, and ready for construction.
- Unlimited Build License: Build as many times as you want—no restrictions.
- Free Foundation Changes: Choose slab, crawlspace, or basement at no extra charge.
- Structural Engineering Included: Plans are reviewed and stamped for code compliance.
- Lower Modification Costs: Save up to 50% compared to other plan providers.
- View Before You Buy: Preview all plan sheets before purchase.
Similar Collections You Might Love
- Triplex House Plans
- Plans with Mudrooms
- First Floor Bedroom House Plans
- Plans with Kitchen Islands
- Covered Back Porch Plans
Frequently Asked Questions
Can I build both sides of the duplex independently? Yes. Each unit is self-contained with its own entry, utilities, and layout.
What kind of foundation is included? A basement foundation is included by default, with options for slab or crawlspace at no charge.
Are CAD files editable for custom changes? Absolutely. You receive full CAD and PDF sets for modification or builder use.
Is this plan good for investment properties? Yes. Its mirrored layout and compact design make it perfect for rentals or resale.
Can I view the blueprint before buying? Yes. See all included plan sheets before purchase.
Start Building Your Dream Duplex Today
Have questions or want to personalize your duplex plan? Contact our expert team at [email protected] or submit a form.
Your future duplex starts here—customize it, build it, and live the design you’ve always envisioned!
All home plans include BOTH the CAD file and PDF file.
See the photos of the ACTUAL plan you would receive. Scales vary depending on the size of the home and paper size. *Most plans have added notes and/or details that are not shown in photos. These can include various calculations, structural and architectural details. CLICK MAKE AN ENQUIRY and we can update the product with all notes/details.
All plans are FREE for unlimited-build.
Roof plans are provided with every package. This will show all roof slopes and a roof framing detail. Miscellaneous details as needed per house plan.
Unless shown, the plan will not have the electrical layout. We can provide electrical layouts at $100 for 0-1499 sq. ft. home plans and $200 for 1500+ sq. ft. plans. This includes details such as recessed lights, fan/lights, switches, outlets, cable tv & telephone locations, exterior flood light locations, weather proof outlets, heat/vent/light locations…etc. After you receive the electrical layouts, review and mark any desired changes. Take a picture and we will make any and all modifications at NO EXTRA CHARGE. And do not worry if you need to go back and forth a few times. This is inclusive of the $200 fee. Turnaround time averages 2 days.
Architectural or Engineering Stamp – handled locally if required
Site Plan
Mechanical Drawings (location of heating and air equipment and duct work) – your subcontractors handle this
Plumbing Drawings (drawings showing the actual plumbing pipe sizes and locations) – your subcontractors handle this
HVAC PLANS are not shown on the blueprints. HVAC system information regarding location of units, what types of units are used, and the duct layout are schematic only and should discuss with your local builder, mechanical (HVAC) contractor, and plumbing contractor. They should be able to provide you with the necessary information based on what your local building codes will allow.
Energy calculations – handled locally when required
Receive a modification estimate within a 24 hours. Our modification team is ready to help you adjust any plan to fit your needs. The modification process is simple and estimates are free!
1. Send photos of markups and email to [email protected]
2. Want to talk to an expert? Call us at 1-800-642-8078
Note: – a sketch of the changes or the website floor plan marked up to reflect changes is a great way to convey the modifications in addition to a written list. You can simply snap a picture and upload/message us HERE.
We are faster, better, and less expensive than our competitors!
When you submit your modification request, a designer will contact you within 24 business hours with a quote.
You can have your plan redesigned in as little as 3- days!
We look forward to hearing from you!
PDF File and CAD File: $ PRICE NOTED NEXT TO ‘ADD TO CART’
PDF File Unlimited Build: $0
Unlimited Build License issued on PDF File Unlimited Build orders.
CAD File: $0
Single Build License issued on CAD File orders.
CAD File Unlimited Build: $0
Unlimited Build License issued on CAD File Unlimited Build orders.
Right Reading Reverse/Mirrored Vertically: $0
All sets will be Readable Reverse copies. Turn around time is usually 3 to 5 business days.
Mirrored Horizontally: $0
All sets will be Readable Reverse copies. Turn around time is usually 3 to 5 business days.
Available Foundation Types: See product photos for the foundation type included with the plan. Substituting for a mono slab, stem-wall, or crawl is free of charge.
10-1929 HOME PLAN
WHAT’S INCLUDED IN THE DELIVERY
BOTH a PDF and CAD file are sent to the email provided.
PDF – Can easily be printed at nearby printing store
CAD Files – Delivered as Autocad format. These are NECESSARY for required structrual engineering. Also very helpful for any modifications.
Plans purchased are for “unlimited” or a multi-use license
*Delivered plans are identical to the product images. With most plans, additional details and notes not pictured are also included. If you wish to inquire of these notes/details, please click “Make an Enquiry for this Product” for more information.
DISCLAIMER