Decks & outdoor living · Seattle, WA
Composite Deck Build in Seattle, WA
Low-maintenance composite decking with hidden fasteners.
Composite Deck Build in Seattle, WA
Looking for composite deck build in Seattle? Xion Build is a licensed, bonded, and insured decks & outdoor living contractor delivering standout results for Seattle homeowners — start to finish, under one roof. Low-maintenance composite decking with hidden fasteners.
From Laurelhurst to Queen Anne, Seattle's older homes often need structural care alongside the kitchen, bath, and addition work that modernizes them.
Decks are structural — footings, ledger flashing, and railing connections are what keep them safe and standing through wet PNW winters.
What's included in your composite deck build
A typical composite deck build in Seattle can involve railings, lighting, footings, stairs — and we put the full scope in writing so you know exactly what's covered before work starts.
From low-maintenance composite to cedar and Ipe hardwood, plus cable railings, pergolas, and covered patios, we build for how the Northwest weathers wood and detail the finishes for looks.
How much does a composite deck build cost in Seattle?
Most composite deck build projects in Seattle fall between $14,000 – $51,500, depending on the size of the space, the finishes you choose, and the condition of what's already there.
Because every home is different, we don't quote final numbers sight unseen. After a free in-home consultation you get a detailed, itemized estimate tied to your actual decks & outdoor living project — so there are no surprises later.
Why Seattle homeowners choose Xion Build
Local crews who know Eastside permitting, inspections, and the way Pacific Northwest weather tests a home.
Honest guidance on where to invest and where to save, so your budget goes toward what adds real, lasting value.
Licensed, bonded, and insured in Washington — every project is built to meet or exceed code and backed by a written warranty.
Our Seattle decks & outdoor living process
Handoff includes a detailed walkthrough and a written warranty — not a crew that vanishes the moment the dust settles.
Design and material selections come next, so finishes, fixtures, and pricing are locked in before demolition — no surprises mid-project.
It starts with a free, no-obligation consultation: what you want, the constraints, and a realistic budget range before you commit to anything.
Frequently asked questions
Are you a licensed decks & outdoor living contractor?
Yes — Xion Build is licensed, bonded, and insured in WA. Every project is built to meet or exceed code and is backed by a written warranty.
How much does a composite deck build cost in Seattle?
Most composite deck build projects in Seattle run $14,000 – $51,500, depending on scope, finishes, and existing conditions. After a free in-home consultation we provide a detailed written estimate so your Seattle price reflects the actual project — not a guess.
Do you offer a composite deck build in Seattle, WA?
Yes. Low-maintenance composite decking with hidden fasteners. Xion Build is a licensed, bonded, and insured decks & outdoor living contractor serving Seattle and the surrounding WA communities.
What should we decide before starting a composite deck build?
Your budget range, must-haves, timeline, and any finishes you already love. For decks & outdoor living work we also review access, existing conditions, and whether permits are required in Seattle.
Do you handle permits and inspections?
Yes. We manage permit applications, schedule inspections, and coordinate any required engineering so the work passes cleanly in Seattle.
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Code-compliant stairs, landings, and ramps.
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Convert a deck or patio into a screened porch.
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Integrated step, post, and rail lighting plus outlets.
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Wood and composite railings with custom balusters.
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