Coastal house Floor Plan: 4-Story Design with CAD Blueprint

4-Story Coastal House Plan with Elevator & Open Floor Layout

Explore this narrow-lot coastal house plan featuring 4 stories, 4 bedrooms, 3.5 baths, 2, 408 heated sq. ft., and detailed CAD blueprints included.

This coastal house plan offers a perfect mix of comfort and functionality. Designed for modern seaside living, it delivers timeless style and smart space planning across four levels.

Key Features of the Home Plan

Living Areas – Heated & Unheated

• Heated area: 2, 408 sq. ft. across four thoughtfully designed stories.
• Unheated extras: Covered front porch, covered rear porch, spacious balcony, and mudroom entry.

Bedrooms & Bathrooms

• 4 spacious bedrooms with a split-bedroom layout for added privacy.
• 3 full bathrooms and 1 half bath—designed for accessibility and family convenience.

Interior Highlights

• Elevator for easy access to all four levels—ideal for multigenerational living.
• Open floor plan connects the kitchen, dining, and living areas. View open layouts.
• Cozy fireplace in the main living area. See more fireplace house plans.
• Kitchen island for extra prep space and entertaining. Explore plans with kitchen islands.
• 9ft+ ceilings that enhance natural light and openness throughout.

Garage & Storage Details

• Garage Bays: 2-car parking available beneath the pilings or nearby carport (not attached).
• Garage Type: Suitable for raised lot storage or elevated slab adaptation.
• Storage: Large walk-in closets, foyer entry storage, and bonus utility space.

Outdoor Living Features

• Covered front porch and large balcony to enjoy ocean breezes and morning sun.
• Covered rear porch perfect for outdoor dining or shaded lounging.
• Durable exterior materials: board & batten, siding, and shingles ideal for coastal environments.

Architectural Style: Coastal

This design blends weather-resistant materials with vertical architecture—perfect for waterfront lots or elevated terrain. Learn more about coastal architecture or explore design origins at ArchDaily.

Bonus Features

• Functional mudroom for beach gear, pet cleanup, or daily entry storage.
• Elegant foyer to greet guests in style.
• Elevator provides future-proof design for aging in place or mobility needs.

Included Benefits with Every Plan

• CAD + PDF Files: Easily editable and printable for smooth permitting and builds.
• Unlimited Build License: Construct on multiple lots or redevelop over time with no extra fees.
• Free Foundation Changes: Adapt from pilings to slab, crawlspace, or basement at no charge. Learn more here.
• Structural Engineering Included: Professionally reviewed for compliance, safety, and durability.
• Lower Modification Costs: Pay less than half the price charged by competitors for plan edits. Customize affordably.
• View Before You Buy: See every included sheet prior to purchase.

Similar Collections You Might Love

• Coastal House Plans
• Narrow Lot House Plans
• House Plans with Elevator
• Plans with Covered Porches
• Plans with Mudrooms

Frequently Asked Questions

Is this design suitable for a beach or sloping lot? Yes. It’s built on pilings, making it perfect for elevated or uneven terrain often found near the coast.
Are elevator specs included? Absolutely. Full elevator shaft dimensions and mechanical notes are included in the CAD files.
Can I change the number of stories or adjust room locations? Yes—modifications are fast, affordable, and handled by our in-house team. Request a quote here.
Is this plan good for aging in place? Definitely. The elevator and compact layout offer lifelong accessibility.
Can I preview the entire blueprint? Yes. You can view all included sheets before committing.

Start Building Your Dream Home Today

Ready to make this coastal retreat your reality? Contact our expert team at [email protected] or send us a message.

Your dream beach house starts with the right plan—let’s build something amazing!