20-1704 DUPLEX PLAN – Modern Duplex House Plan with Spacious Floor Designs & CAD Blueprints

Modern Duplex Home Plan with Spacious Floor Designs & CAD Blueprints

Discover this modern duplex home plan with 4,400 heated sq. ft., 2 stories, open layout, and spacious kitchen—includes CAD blueprints and more.

This modern duplex house plan offers a perfect mix of comfort and functionality. Designed for modern living, it delivers timeless charm and smart space planning.

Key Features of the Home Plan

Living Areas – Heated & Unheated

• Heated area: 4,400 sq. ft. over two stories.
• Unheated extras: Covered rear porch and attached garage.

Bedrooms & Bathrooms

• 3 spacious bedrooms per unit, designed with comfort and privacy in mind.
• 3 full bathrooms ensure convenience for all household members.

Interior Highlights

• Vaulted ceilings enhance volume and light throughout the home.
• Open floor plan seamlessly connects kitchen, dining, and living spaces. View open layouts.
• Kitchen island and walk-in pantry support everyday efficiency.
• Upstairs laundry room adds function to modern family life.
• Mudroom provides organized space for shoes, bags, and coats. Explore mudroom layouts.

Garage & Storage Details

• Garage Bays: Front-entry garage for each unit.
• Garage Type: Attached with direct indoor access.
• Storage: Includes walk-in closets (WIC), laundry cabinetry, and hallway storage spaces.

Outdoor Living Features

• Covered rear porch offers shade and comfort for outdoor dining or relaxation.
• Board & Batten siding gives this duplex a crisp, modern exterior style.

Architectural Style: Modern Duplex

This design blends contemporary finishes and efficient layouts—perfect for families or developers seeking a stylish duplex home plan. Learn more about multi-family home design from ArchDaily.

Bonus Features

• Each unit includes private access and outdoor space.
• Ideal for investment or multi-generational living.
• Optimized layout for narrow lot placement. See more narrow lot plans.

Included Benefits with Every Plan

• CAD + PDF Files: Easily editable, printable, and ready to build.
• Unlimited Build License: Build once—or 100 times—with no extra fees.
• Free Foundation Changes: Swap between slab, crawlspace, or basement. Learn how.
• Structural Engineering Included: Code-compliant and professionally stamped.
• Lower Modification Costs: Up to 50% less than competitors. Modify affordably.
• View Before You Buy: See every sheet in advance.

Similar Collections You Might Love

• Duplex House Plans
• Narrow Lot House Plans
• Plans with Walk-In Closets
• Plans with Upstairs Laundry
• Covered Porch House Plans

Frequently Asked Questions

What’s included with this duplex house plan? All plans come with editable CAD files, printable PDFs, unlimited-build rights, structural engineering, and foundation options.
Can this duplex be built on a narrow lot? Yes, the footprint and layout make it an excellent fit for narrow or urban lots.
Can I preview the house plan before buying? Absolutely! View all sheets before you buy.
Are layout changes available? Yes. We offer quick, affordable modifications tailored to your needs. Start customizing here.
Is this plan suitable for rentals or multigenerational living? Yes, its dual-unit structure is perfect for investment or extended families.

Start Building Your Dream Home Today

Have questions or want to personalize your duplex house plan? Contact our expert team at support@myhomefloorplans.com or send us a message.

Your future house starts with a great plan—customize it and build with confidence!