20-1843 HOUSE PLAN – Modern House Plan: Detailed Floor Plan, CAD Designs & Blueprint
Discover a coastal-inspired house plan with 3 floors, 5 bedrooms, 4 baths, and a tandem garage. Includes detailed floor plans, CAD designs, and architectural blueprints.
Modern Home Plan: Coastal Style with 3 Floors, 5 Bedrooms & Tandem Garage
Discover this stunning coastal-inspired house plan with 4,725 heated sq. ft., three stories, elegant porches, and detailed CAD blueprints.
This coastal house plan offers a perfect mix of modern elegance and practical space planning. Designed for contemporary lifestyles, it combines comfort, durability, and luxury—making it ideal for families or anyone wanting an open, flowing layout.
Key Features of the Home Plan
Living Areas – Heated & Unheated
- Heated area: 4,725 sq. ft. spread across three beautiful stories.
- Unheated extras: 1,011 sq. ft. including covered porches, balcony, deck, and storage.
Bedrooms & Bathrooms
- 5 spacious bedrooms, including a luxurious Owner Suite with walk-in closet.
- 4 full bathrooms offering privacy, convenience, and elegant design.
Interior Highlights
- Open floor plan integrates kitchen, dining, and living areas. View open layouts.
- Dedicated office/study perfect for working from home.
- Bonus room provides flexible space for recreation or guests.
- Kitchen island, breakfast nook, and walk-in pantry maximize storage and prep space.
- Upstairs laundry room adds everyday convenience.
Garage & Storage Details
- Garage Bays: Tandem-style garage with space for multiple vehicles.
- Garage Type: Attached, ideal for sloped and coastal lots.
- Storage: Ample space throughout, including closets, attic potential, and under-stair storage.
Outdoor Living Features
- Covered front and rear porches perfect for outdoor lounging or entertaining.
- Spacious open deck and balcony that take advantage of elevated views.
- Durable exterior materials—brick and shingles—for lasting beauty in coastal climates.
Architectural Style: Coastal Traditional
This design blends classic coastal charm with functional living across three levels—ideal for narrow or sloped lots. Learn more about the coastal style or explore shingle-style roots on ArchDaily.
Bonus Features
- Elevated foundation using pile stem wall—engineered for coastal safety.
- Balcony with scenic views—perfect for beachside or hilltop lots.
- Flex room ideal for gym, media room, or guest suite.
Included Benefits with Every Plan
- CAD + PDF Files: Editable, printable, and builder-friendly.
- Unlimited Build License: Build once or multiple times—no additional fees.
- Free Foundation Modifications: Choose from slab, crawlspace, or basement at no extra cost.
- Engineered for Strength: Includes certified structural engineering for peace of mind.
- Low-Cost Plan Changes: Save up to 50% on modifications vs. competitors.
- Full Preview Access: See every sheet before you buy.
Similar Collections You Might Love
- Tandem Garage House Plans
- Sloping Lot House Plans
- Plans with Covered Back Porches
- Plans with Kitchen Islands
- 5 Bedroom House Plans
Frequently Asked Questions
Is this house plan suitable for coastal or beach areas? Yes! Its elevated pile stem wall foundation and durable materials are designed for coastal resilience.
Can I view the blueprints before purchase? Absolutely. Preview the full plan set here.
Are modifications available? Yes. Our team offers low-cost, fast-turnaround plan changes. Get a quote.
Does this plan come with structural engineering? Yes, all plans include stamped engineering compliant with U.S. residential code.
What’s included in my purchase? Editable CAD files, print-ready PDFs, unlimited-build rights, free foundation changes, and full support.
Start Building Your Dream Home Today
Have questions or want to personalize your plan? Contact our expert team at support@myhomefloorplans.com or fill out our form.
Your future house starts with a great plan—customize it and build with confidence!
Original price was: $3,370.56.$1,754.99Current price is: $1,754.99.
999 in stock
* Please verify all details with the actual plan, as the plan takes precedence over the information shown below.
| Width | 39'-10" |
|---|---|
| Depth | 75'-0" |
| Htd SF | |
| Unhtd SF | |
| Bedrooms | |
| Bathrooms | |
| # of Floors | |
| # Garage Bays | |
| Architectural Styles | |
| Indoor Features | Basement, Bonus Room, Dining Room, Fireplace, Living Room, Office/Study, Open Floor Plan, Upstairs Laundry Room |
| Outdoor Features | |
| Bed and Bath Features | Bedrooms on Second Floor, Jack and Jill Bathroom, Owner's Suite on Second Floor, Walk-in Closet |
| Kitchen Features | |
| Garage Features | |
| Ceiling Features | |
| Structure Type | |
| Exterior Material |
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9 FT+ Ceilings | Balconies | Basement | Basement Garage | Beach | Beamed | Bonus Rooms | Breakfast Nook | Builder Favorites | Coastal | Covered Front Porch | Covered Rear Porches | Designer Favorite | Dining Room | Fireplaces | Fireplaces | Jack and Jill | Kitchen Island | Large House Plans | Living Room | Office/Study Designs | Open Deck Designs | Open Floor Plan Designs | Owner’s Suite on Second Floor | Second Floor Bedroom | Shingle Style | Sloped Lot | Tandem | Traditional | Upstairs Laundry Room | Walk-in Closet | Walk-in Pantry
20-1843 HOUSE PLAN – Modern House Plan: Detailed Floor Plan, CAD Designs & Blueprint
- BOTH a PDF and CAD file (sent to the email provided/a copy of the downloadable files will be in your account here)
- PDF – Easily printable at any local print shop
- CAD Files – Delivered in AutoCAD format. Required for structural engineering and very helpful for modifications.
- Structural Engineering – Included with every plan unless not shown in the product images. Very helpful and reduces engineering time dramatically for any state. *All plans must be approved by engineer licensed in state of build*
Disclaimer
Verify dimensions, square footage, and description against product images before purchase. Currently, most attributes were extracted with AI and have not been manually reviewed.
My Home Floor Plans, Inc. does not assume liability for any deviations in the plans. All information must be confirmed by your contractor prior to construction. Dimensions govern over scale.