Custom Deck Contractor in South King County

If you’re searching for a trusted deck builder in South King County, Petra Decks delivers craftsmanship, reliability, and custom design. With over 25 years in residential framing and deck installation, we’ve become the best deck contractor for homeowners who want lasting quality and personalized results.

Top Deck Contractor -Petra Decks-Composite and PVC decking and railing installation.

Why Choose Petra Decks in South King County?

  • Experienced Local Craftsmanship – 25+ years building decks designed for the Northwest climate and lifestyle.

  • Custom Designs Tailored to You – Every deck starts with your vision. We provide layouts and 2D/3D renderings so you know exactly what to expect.

  • Premium Materials – From Trex composite to Azek PVC to traditional cedar, we use trusted products for beauty and durability.

  • Stress-Free Project Management – Permits, scheduling, and communication are all handled by us.

  • Client Satisfaction Guaranteed – Our 5-star reviews show the care and professionalism behind every project.

  • Warranty Protection – Enjoy the peace of mind that comes with warranties on both materials and workmanship.

Petra Decks Project Gallery – Custom Deck Builder Near You

See what makes us the best deck contractor in the area. From durable composite and PVC decking to timeless cedar designs, our gallery showcases custom deck projects built for beauty and function.

 

Our Decking Services in South King County

Custom Features & Deck Enhancements

As a custom deck builder, we offer:

  • Under-deck waterproofing → create usable space beneath your deck

  • Built-in seating & planters → maximize functionality

  • Custom railings & privacy screens → combine safety with style

  • Pergolas & trellises → provide shade and year-round comfort

  • Lighting packages → enjoy your deck day and night

Our Deck Building Process

As a professional deck contractor, we make the process simple and stress-free:

  1. Free Consultation & Estimate
    Share your vision—we’ll assess your site and provide a detailed, itemized estimate.

  2. Design & Material Selection
    Choose from cedar, composite, and PVC decking. We bring real samples and digital 3D renderings to help you visualize your deck.

  3. Permits & Approvals
    Our deck company handles permits and HOA approvals, ensuring everything is up to code.

  4. Construction
    Our skilled crew builds with precision, managing daily cleanup and safety.

  5. Final Walkthrough & Warranty
    We complete every project with a final inspection and stand behind our work with strong warranties.

Warranties & Peace of Mind

  • Workmanship Guarantee → covering framing and installation

  • Manufacturer Warranties → 25–50 years on Trex, TimberTech, and Azek products

 

Discover How We’ve Transformed Outdoor Spaces for Our Clients

 

Start Your Deck Project in South King County

Ready to work with a trusted custom deck builder in South King County? Petra Decks is the best deck contractor homeowners count on for quality, reliability, and style.

Call today or request your free consultation to get started.

Frequently Asked Questions – Custom Decks in South King County

Q: How much does a custom deck cost in South King County?
A: Costs vary depending on size, materials, and design features. On average, composite decks in South King County range from $45–$65 per square foot, while premium PVC or custom designs may be higher. We provide a free consultation and detailed estimate before starting any project.

Q: What’s the difference between composite, PVC, and cedar decking?
A: Composite (Trex, TimberTech) offers durability with low maintenance. PVC (Azek) provides a premium, waterproof surface that resists fading. Cedar is a traditional choice with natural beauty but requires regular maintenance. We’ll walk you through options to fit your budget and style.

Q: Do you handle deck repairs as well as new installations?
A: Yes. We offer deck repairs, replacements, and upgrades throughout South King County. Whether you need a few boards replaced, railings updated, or a full rebuild, our team is ready.

Q: How long does deck installation take?
A: Most custom decks take 1–3 weeks depending on size, design, and permitting. We create a clear timeline before starting and keep you updated every step of the way.

Q: Do you offer warranties on your decks?
A: Yes. Our projects include manufacturer warranties on materials like Trex and Azek, plus our workmanship warranty, so you can have peace of mind long after construction is finished.

Q: What areas of South King County do you serve?
A: We proudly serve Kent, Auburn, Covington, Maple Valley, Renton, Federal Way, Des Moines, Normandy Park, Burien, Black Diamond, and surrounding South King County neighborhoods.

Neighborhood Areas Petra Decks Served:
South King County, Kent, Auburn, Covington, Maple Valley, Renton, Federal Way, Tukwila, Des Moines, Normandy Park, Burien, Black Diamond