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CAD FILE INCLUDED

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FREE UNLIMITED BUILD

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OPTIONS INCLUDED

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PREVIEW ALL SHEETS

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STRUCTURAL INCLUDED

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FREE FND CHANGES

Need plan tweaks? Minor changes (<10 hrs) are FREE. Larger CAD drafting projects cost LESS THAN ½ of our competitors. Learn More ➜

My Home Floor Plans

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  • 4+
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  • Sale! Quickview

    8-0604-07 GARAGE

    Original price was: $1,150.56.Current price is: $651.99.

Find the Right One Story House Plans with Open Concept for Your Washington Property

Need a stylish, code-ready One Story House Plans with Open Concept for Washington? Our curated designs are perfect for backyard builds, ADUs, or second homes.

Plans come with engineering, CAD & PDF files, and full rights to build — without paying extra for each copy.

Every layout is designed with Washington zoning, space constraints, and construction standards in mind.

Top Benefits of Our One Story House Plans with Open Concept Plans in Washington

  • Printable & Editable Plans – CAD and PDF versions come standard with every purchase.
  • Structural Review Included – Each layout is engineered for safety and compliance in Washington.
  • Build as Many as You Want – No additional charge for multiple builds.
  • Foundation Choice Included – Switch to crawlspace or basement foundations with no added fee.
  • Easy Customization – Adjust floor plan details quickly and affordably.

From backyard suites to long-term investments, these One Story House Plans with Open Concept plans are tailored for convenience, flexibility, and cost-efficiency in Washington.

Architectural Inspirations for One Story House Plans with Open Concept Projects in Washington

All One Story House Plans with Open Concept styles offered for Washington are pre-engineered to balance curb appeal, functionality, and cost-effective building — no matter your aesthetic goals.

Frequently Asked Questions About One Story House Plans with Open Concept in Washington

What is a One Story House Plans with Open Concept?

A One Story House Plans with Open Concept is a secondary structure — often detached — used for guest accommodations, backyard rentals, or flexible living space. Our plans in Washington offer customization and code-compliant layouts.

Can I adjust the plan for my Washington property?

Yes. We offer fast and affordable customization for One Story House Plans with Open Concept plans — including layout edits, foundation changes, and more to meet Washington's requirements.

Will it meet Washington building codes?

All plans include structural engineering and can be adapted to meet Washington permitting and zoning codes. Let us know your lot details and we’ll help ensure compliance.

What’s included in the purchase?

You get full CAD and PDF files, an unlimited-build license, and free foundation modifications — everything needed to start building your One Story House Plans with Open Concept in Washington.

Why Builders Trust My Home Floor Plans

Each One Story House Plans with Open Concept we offer in Washington has been professionally engineered and built in real-world conditions. You’re not just getting concept art — these are tested layouts with verified build history.

From Washington soil conditions to climate loads, our One Story House Plans with Open Concept plans are engineered for practical local use. No retrofitting or guesswork needed.

Build Smarter with Our One Story House Plans with Open Concept Designs in Washington

With full CAD access, engineered approval, and no build limits, our plans make your Washington construction project easier and faster than ever.

View all architectural styles or contact our design team to get started today.