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20-1878 HOUSE PLAN – Coastal House Plan – 4-Bed, 4-Bath, 3,191 SF

Coastal and Charleston house plan with horizontal siding exterior • 4 bed • 4 bath • 3,191 SF. Double porches, elevated garage, open living layout. Includes CAD+PDF + unlimited build license.

Original price was: $2,476.45.Current price is: $1,454.99.

999 in stock

What’s Included

Foundation Type *

Multiple foundation types may be selected. One foundation option is usually covered by the 10 hours of free drafting. If unsure, select ‘AS SHOWN’ — changes can be handled with included drafting hours.

Select Framing Options*

Recommended for colder climates or higher energy efficiency.

Optional Free Enhancements

What happens after purchase?
  1. Instant order confirmation is sent to your email.
  2. We review your notes and reach out if anything needs clarification.
  3. Digital plan files are delivered within 1 business day (7 days a week).
  4. Digital electrical plans and material list are delivered within 2 days.
  5. Revisions — request changes anytime and we’ll update your files.
Total: $1,454.99

* Please verify all details with the actual plan, as the plan takes precedence over the information shown below.

Width

42'-6"

Depth

46'-0"

Htd SF

Unhtd SF

Bedrooms

Bathrooms

# of Floors

# Garage Bays

Architectural Styles

Indoor Features

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Outdoor Features

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Bed and Bath Features

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Kitchen Features

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Garage Features

Condition

New

Ceiling Features

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Structure Type

Exterior Material

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Elegant Coastal Home Plan with Charleston & Low Country Character

A thoughtfully designed Coastal Beach house plan featuring classic Charleston proportions, elevated construction, and expansive outdoor living spaces.

This beautifully balanced Coastal Beach house plan blends refined architectural tradition with modern livability. Inspired by classic Charleston and Low Country homes, the design emphasizes symmetry, natural light, and outdoor connection—making it ideal for coastal environments, waterfront lots, or neighborhoods seeking timeless Southern charm.

With approximately 3,191 square feet of heated living space, this home is carefully planned to accommodate both relaxed daily living and memorable entertaining. Elevated construction not only enhances curb appeal but also improves resilience for coastal conditions while creating valuable garage and storage space below.

Architectural Style Overview

This design is firmly rooted in Coastal and Beach architecture, complemented by unmistakable Charleston and Low Country influences. These styles are defined by generous porches, strong horizontal lines, and light, airy materials that feel equally elegant and relaxed.

  • Wide stacked front porches on multiple levels
  • Symmetrical façade with clean, classic proportions
  • Elevated main living level for coastal durability
  • Metal railing systems for a modern coastal touch

Exterior Materials & Curb Appeal

The exterior is finished with horizontal lap siding paired with crisp painted trim, creating a timeless coastal palette that reflects sunlight and resists visual aging. The restrained material selection allows the home’s form and outdoor spaces to take center stage.

  • Durable horizontal siding (fiber cement or wood)
  • Clean white trim for contrast and definition
  • Covered porches ideal for shade and airflow
  • Garage-level design that enhances elevation and views

This approach aligns with best practices in coastal residential architecture, emphasizing longevity, ventilation, and comfort. Publications like
Fine Homebuilding frequently highlight these principles in successful coastal homes.

Interior Living Experience

Inside, the home opens into a bright and welcoming layout where living, dining, and kitchen spaces flow seamlessly. Large windows and multiple exterior doors allow natural light to flood the interior while maintaining strong visual connections to the surrounding porches.

  • Open-concept main living areas
  • Generous ceiling heights for an airy feel
  • Flexible spaces suited for entertaining or daily family life
  • Clear circulation between indoor and outdoor zones

Kitchen & Dining Design

The kitchen is positioned as the heart of the home, offering functionality without sacrificing style. Its layout supports both casual meals and larger gatherings, making it ideal for coastal lifestyles where entertaining is part of everyday living.

  • Central island for prep and seating
  • Walk-in pantry for organized storage
  • Easy access to dining and outdoor areas

Bedrooms & Private Retreats

This plan includes four well-proportioned bedrooms, each designed to provide comfort and privacy. The owner’s suite is thoughtfully placed to maximize views and separation from secondary bedrooms.

  • Private owner’s suite with generous closet space
  • Additional bedrooms ideal for guests or family
  • Multiple bathrooms for convenience and comfort

Outdoor Living & Porches

One of the defining features of this Coastal Beach home plan is its exceptional outdoor living design. Stacked porches on the front façade create multiple opportunities to enjoy breezes, sunsets, and neighborhood views.

  • Covered upper and lower porches
  • Spaces designed for seating, dining, and relaxation
  • Strong indoor–outdoor flow for coastal climates

Garage & Storage Solutions

The elevated structure allows for a spacious garage level that supports both parking and storage. This design is especially beneficial in coastal or flood-prone areas while preserving the home’s elegant appearance.

  • Multiple vehicle garage capacity
  • Additional storage for outdoor gear
  • Protected entry points into the main living areas

Ideal Lot Types

This home plan performs beautifully on:

  • Coastal and waterfront lots
  • Flood-zone or high-water-table sites
  • Narrow or deep lots requiring vertical design

What’s Included with This House Plan

  • Editable CAD files for customization
  • Print-ready PDF plans
  • Unlimited build license
  • Structural engineering included
  • Free foundation modifications

Why This Coastal Home Stands Out

By combining Coastal, Beach, Charleston, and Low Country influences, this design delivers a rare balance of elegance and practicality. It feels equally at home near the ocean, along a river, or in a coastal-inspired neighborhood inland.

Every detail—from the porch proportions to the clean exterior materials—supports a lifestyle built around comfort, resilience, and timeless design.

Build with Confidence

This plan is more than a beautiful exterior—it’s a complete architectural solution designed for long-term enjoyment. Whether you’re building a primary residence or a luxury coastal retreat, this home offers flexibility, durability, and enduring style.

Start building your Coastal dream home today with a plan designed to last for generations.

20-1878 HOUSE PLAN – Coastal House Plan – 4-Bed, 4-Bath, 3,191 SF
WHAT'S INCLUDED IN THE DELIVERY
All plans are drawn to scale and include:
  • 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*
Plans purchased are for an “unlimited” multi-use license
*Delivered plans include minimally what are shown in the product images. In most cases, additional notes and details not shown are included. To inquire about these details, please contact us at support@myhomefloorplans.com prior to purchase.*

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.