ADUs & conversions · Normandy Park, WA
Basement ADU Conversion in Normandy Park, WA
Turn a basement into a separate-entry dwelling unit.
Basement ADU Conversion in Normandy Park, WA
Looking for basement ADU conversion in Normandy Park? Xion Build is a licensed, bonded, and insured adus & conversions contractor delivering standout results for Normandy Park homeowners — start to finish, under one roof. Turn a basement into a separate-entry dwelling unit.
Normandy Park's quiet coastal neighborhoods favor refined kitchen, bath, and exterior projects that hold up to salt air and weather.
We write scope in plain terms: what we'll do, the materials, the sequence, and how any surprises are handled if something is uncovered.
What's included in your basement ADU conversion
A typical basement ADU conversion in Normandy Park can involve utilities, the kitchen and bath, finishes, framing — and we put the full scope in writing so you know exactly what's covered before work starts.
You get a single point of contact, licensed and insured trades, and clear communication from the first sketch to the final walkthrough.
How much does a basement ADU conversion cost in Normandy Park?
Most basement ADU conversion projects in Normandy Park fall between $100,500 – $225,500, 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 adus & conversions project — so there are no surprises later.
Why Normandy Park homeowners choose Xion Build
Transparent, written estimates with no hidden fees — you know what you're paying for before work begins.
Honest guidance on where to invest and where to save, so your budget goes toward what adds real, lasting value.
Meticulous job sites and clear daily communication, with respect for your home, your time, and your neighbors.
Our Normandy Park adus & conversions process
We pull the permits, schedule every trade in the right order, and protect your home, landscaping, and daily routine throughout the build.
It starts with a free, no-obligation consultation: what you want, the constraints, and a realistic budget range before you commit to anything.
Handoff includes a detailed walkthrough and a written warranty — not a crew that vanishes the moment the dust settles.
Frequently asked questions
Do you offer a basement ADU conversion in Normandy Park, WA?
Yes. Turn a basement into a separate-entry dwelling unit. Xion Build is a licensed, bonded, and insured adus & conversions contractor serving Normandy Park and the surrounding WA communities.
Do you offer free estimates for basement ADU conversion near Normandy Park?
Absolutely. We provide free, no-obligation in-home estimates throughout Normandy Park and the greater Eastside, with transparent, itemized pricing.
Do you handle permits and inspections?
Yes. We manage permit applications, schedule inspections, and coordinate any required engineering so the work passes cleanly in Normandy Park.
How much does a basement ADU conversion cost in Normandy Park?
Most basement ADU conversion projects in Normandy Park run $100,500 – $225,500, depending on scope, finishes, and existing conditions. After a free in-home consultation we provide a detailed written estimate so your Normandy Park price reflects the actual project — not a guess.
How long does a basement ADU conversion take?
Timelines depend on scope and permitting. Once the plan is confirmed we give you a realistic schedule and keep you updated as the adus & conversions work progresses.
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View detailsADU utility & meter separation
Separate utilities and metering for rentals.
View detailsAttached ADU build
Attached accessory dwelling units within the home's footprint.
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