Spokane, WA · 2026 cost guide
Most Spokane homeowners pay $700–$7,000 for waterproofer work on a remodel or renovation — but it depends entirely on scope. The only way to get a real number is to describe your project and let a pro look at it.
Get your exact quote →2 licensed waterproofers in Spokane review your job · Free
Rough ballparks for Spokane. Your exact number depends on scope, materials, and finish.
Smaller scope
$700–$2,590
Single-room updates, partial work, or a focused part of a remodel.
Typical project
$2,590–$4,795
A full waterproofer package within a kitchen, bath, or renovation.
Larger / premium
$4,795–$7,000+
Whole-home scope, premium materials, or new-build work.
Scope & size
How much work, how many rooms, square footage.
Materials & finish
Standard vs premium materials and finish level.
Site access & prep
Demo, existing conditions, and how easy the site is to work.
Permits & inspections
Whether your project needs permits or sign-off.
Waterproofing pros for bathrooms, wet areas & renovation tanking.
Is the quote really free?
Yes — 100% free, no obligation. Up to 2 licensed waterproofers review your project and give you real numbers. Pros pay a small fee only when they choose to reach out.
How accurate is the $700–$7,000 range?
It's a realistic ballpark for Spokane, adjusted for local WA labor and material costs — but every project differs. A waterproofer who sees your actual scope will give you a far more accurate quote than any online estimate.
How many quotes will I get?
Up to two. We match you with 2 local waterproofers — enough to compare, without your phone blowing up.
Are the waterproofers licensed?
Yes. Every pro is licensed and verified before they can receive your project details.