Home additions · Mukilteo, WA
Primary Suite Addition in Mukilteo, WA
A new primary bedroom, bath, and closet wing.
Primary Suite Addition in Mukilteo, WA
Looking for primary suite addition in Mukilteo? Xion Build is a licensed, bonded, and insured home additions contractor delivering standout results for Mukilteo homeowners — start to finish, under one roof. A new primary bedroom, bath, and closet wing.
Mukilteo's bluff and waterfront homes call for weather-tight exteriors, decks, and remodels designed around the Sound views.
From room additions and bump-outs to second stories and full primary suites, we handle structural engineering and permits up front so there are no surprises.
What's included in your primary suite addition
A typical primary suite addition in Mukilteo can involve foundation work, finishes, framing, windows — and we put the full scope in writing so you know exactly what's covered before work starts.
A home addition lives or dies on the connection to the existing house — foundation, framing, and rooflines have to marry seamlessly so the new space feels original.
How much does a primary suite addition cost in Mukilteo?
Most primary suite addition projects in Mukilteo fall between $90,000 – $300,000, 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 home additions project — so there are no surprises later.
Why Mukilteo homeowners choose Xion Build
Transparent, written estimates with no hidden fees — you know what you're paying for before work begins.
Local crews who know Eastside permitting, inspections, and the way Pacific Northwest weather tests a home.
One dedicated point of contact coordinates the entire job, so you're never chasing subcontractors or wondering who's responsible.
Our Mukilteo home additions process
We pull the permits, schedule every trade in the right order, and protect your home, landscaping, and daily routine throughout the build.
Design and material selections come next, so finishes, fixtures, and pricing are locked in before demolition — no surprises mid-project.
Each phase is inspected and documented, and we keep you updated so you always know what's happening and what's next.
Frequently asked questions
How much does a primary suite addition cost in Mukilteo?
Most primary suite addition projects in Mukilteo run $90,000 – $300,000, depending on scope, finishes, and existing conditions. After a free in-home consultation we provide a detailed written estimate so your Mukilteo price reflects the actual project — not a guess.
Do you offer a primary suite addition in Mukilteo, WA?
Yes. A new primary bedroom, bath, and closet wing. Xion Build is a licensed, bonded, and insured home additions contractor serving Mukilteo and the surrounding WA communities.
Do you offer free estimates for primary suite addition near Mukilteo?
Absolutely. We provide free, no-obligation in-home estimates throughout Mukilteo and the greater Eastside, with transparent, itemized pricing.
How long does a primary suite addition take?
Timelines depend on scope and permitting. Once the plan is confirmed we give you a realistic schedule and keep you updated as the home additions work progresses.
Do you handle permits and inspections?
Yes. We manage permit applications, schedule inspections, and coordinate any required engineering so the work passes cleanly in Mukilteo.
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