Custom Deck Design & Construction in King County, WA
Your deck should do more than fill a backyard space—it should extend your home’s style and function. At Petra Decks, we specialize in custom deck design and professional deck installation, creating outdoor living areas that last for decades.
A Collaborative Custom Deck Design Process with Purpose
From Inspiration to Build-Ready Plans
At Petra Decks, we believe every great deck starts with a great plan. Our process is collaborative, thoughtful, and centered on your vision. As a trusted deck builder with 25+ years in residential framing and decks installation, we listen closely, study your property, and turn your ideas into detailed, build-ready plans that deliver lasting value.
Designed with Your Vision in Mind
Tailored Outdoor Living Spaces That Fit Your Life
Whether you’re dreaming of a spacious entertainment deck, a peaceful backyard retreat, or a multi-level design for the whole family, Petra Decks has the expertise to bring it to life. Our team is recognized by homeowners across King County as the best deck contractor for professional deck installation that balances beauty with functionality.
Engineered for the Pacific Northwest
Built to Handle King County’s Climate & Codes
Every project is designed with our region in mind. From managing heavy rainfall and constant moisture to adapting to elevation changes and strict local building codes, our decks are engineered to thrive in King County, WA. As a local deck company, we specialize in new deck construction and repairs that hold up in the Pacific Northwest’s unique environment.
Balancing Beauty & Function
Aesthetic Elegance Meets Everyday Use
A deck should look incredible and perform just as well. That’s why we design with purpose—incorporating privacy, sun and shade balance, durable low-maintenance materials, and family-friendly layouts. The result is a deck that reflects your style and works hard year-round. Every project is backed by 5-star reviews, client satisfaction guaranteed, and starts with a free consultation.
What’s Included in Our Custom Deck Design Services
Our design services are the first step in building your dream deck, patio, or multi-level outdoor space.
Free Consultation & Site Visit
On-site analysis of your property
Ideas for layout, material, and functional zones
Understanding of your style, needs, and budget
Conceptual Designs & Renderings
Scaled 2D and 3D renderings
Adjustments for layout and features
Material options presented (composite, PVC, cedar)
Permit-Ready Plans
Professionally drafted designs ready for city/HOA submission
Seamless transition from design to construction with our team
Why Choose Petra Decks for your Deck Design & Installation?
25+ Years of Expert Craftsmanship
With decades of hands-on experience in framing and outdoor construction, we bring lasting quality and precision to every project.
Local Knowledge That Matters
From complex terrain to HOA regulations and King County building codes, we design decks that meet all local requirements—seamlessly and stress-free.
A Collaborative, Transparent Process
We value clear communication and honest guidance, partnering with you every step of the way to bring your vision to life with confidence.
Ready to Design Your Dream Deck in King County?
Whether you're in Sammamish, Kent or Renton, Petra Decks is here to bring your outdoor vision to life. From first sketch to final screw, we handle it all—with craftsmanship, care, and creativity. Let’s build something beautiful—right in your own backyard.
Frequently Asked Questions About Deck Design & Construction
How does the custom deck design process work?
Our process starts with a free consultation where we listen to your goals, style preferences, and budget. We then create detailed, build-ready plans tailored to your home and lifestyle. Once approved, our team handles every step of the professional deck installation, ensuring your project is smooth from start to finish.
What makes Petra Decks the best deck contractor in King County?
With 25+ years in residential framing and decks installation, we bring unmatched craftsmanship and local expertise. Homeowners trust us because we deliver durable decks built for the Pacific Northwest climate—earning us consistent 5-star reviews and a reputation as a trusted deck builder.
Can you design a deck that fits my backyard’s unique layout?
Yes. Whether your property has slopes, limited space, or elevation changes, we specialize in creating custom deck designs that maximize your yard’s potential. Our team adapts every plan to King County building codes, so your deck is not only beautiful but safe and long-lasting.
Do you handle both new deck construction and repairs?
Absolutely. As a local deck company, Petra Decks provides new deck construction from the ground up and high-quality repairs or upgrades for existing structures. Whether it’s replacing worn boards, adding railings, or expanding your space, we’ve got you covered.
What materials can I choose for my deck?
We work with both cedar and modern composite and PVC decking, giving you options to match your style, budget, and maintenance preferences. During your consultation, we’ll walk you through the pros and cons of each so you can make the best choice for your outdoor space.
How long does the deck construction process take?
Timeline depends on the size and complexity of the project. Most standard decks take 2–4 weeks from start to finish. Larger, multi-level, or highly customized decks may take longer. We provide a clear schedule during the planning stage so you know exactly what to expect.
Do you serve my area in King County, WA?
Yes. We proudly serve homeowners across King County, WA, including Sammamish, Snoqualmie, Issaquah, Bellevue, Redmond, North Bend, Kent, Maple Valley, and surrounding neighborhoods.