11-1314 DUPLEX – Explore Custom house Floor Plans: Modern Duplex Designs & CAD

Modern 1.5-Story Duplex House Plan with CAD Designs & Vaulted Living Spaces

Explore this custom duplex house plan with 2,219 heated sq. ft., vaulted ceilings, bonus room, and covered porches—includes CAD files and build-ready designs.

This modern duplex house plan offers a perfect mix of comfort and functionality. Designed for stylish multi-family living, it delivers smart space planning and elegant curb appeal in one efficient layout.

Key Features of the Home Plan

Living Areas – Heated & Unheated

• Heated area: 2,219 sq. ft. across 1.5 stories.
• Unheated extras: Covered front porch, screened rear porch, and 2-car garage.

Bedrooms & Bathrooms

• 3 spacious bedrooms including a first-floor Owner Suite with a private walk-in closet.
• 2 full bathrooms strategically placed for privacy and ease.

Interior Highlights

• Vaulted ceilings enhance natural light and openness.
• Open floor plan connects kitchen, dining, and family room. View open layouts.
• Large kitchen island and walk-in pantry for daily convenience.
• Fireplace anchors the living room with cozy elegance. See fireplace layouts.

Garage & Storage Details

• Garage Bays: 2-car front-entry garage for easy access.
• Garage Type: Attached with practical front-load design.
• Storage: Dedicated attic space, mudroom, and ample closet storage throughout.

Outdoor Living Features

• Charming covered front porch and relaxing screened-in rear porch for year-round enjoyment.
• Low-maintenance stone and siding exterior with timeless appeal.

Architectural Style: Modern Duplex

This design blends smart materials and efficient planning—perfect for families, investors, or shared-living households. Learn more about duplex house designs or explore urban architecture trends on Architectural Digest.

Bonus Features

• Bonus room upstairs, ideal as a guest suite, office, or media room.
• Office/study on main floor for work-from-home flexibility.
• Dedicated foyer and mudroom for added organization and flow.

Included Benefits with Every Plan

• CAD + PDF Files: Easily editable, printable, and build-ready.
• Unlimited Build License: Construct multiple homes without extra fees.
• Free Foundation Changes: Choose slab, crawlspace, or basement with no added cost. Explore foundation options.
• Structural Engineering Included: Professionally stamped and code-ready.
• Lower Modification Costs: We offer customization options at up to 50% less than competitors.
• View Before You Buy: Preview all drawings and sheets first.

Similar Collections You Might Love

• Duplex House Plans
• Narrow Lot House Plans
• Plans with First Floor Owner Suites
• Plans with Kitchen Islands
• Covered Porch House Plans

Frequently Asked Questions

What do I get with this duplex house plan? Every plan includes CAD + PDF files, an unlimited-build license, full structural engineering, and free foundation changes.
Can I customize this plan before building? Absolutely—contact us for affordable layout changes and additions.
Is this suitable for a shared-living or rental setup? Yes. The layout is ideal for duplex living or investment properties.
Does this house plan include a garage? Yes, a 2-car front-entry garage is included for easy vehicle access.
Can I see all blueprints before purchase? Yes—we let you preview all sheets before committing.

Start Building Your Dream Home Today

Have questions or ready to personalize this duplex design? Contact our expert team at [email protected] or use our contact form.

Take the first step toward the perfect modern duplex—customize, download, and start building with confidence!