ADU & Tiny Home Floor Plans.
Every build starts with the right floor plan.
Our collection of custom ADU and tiny home floor plans spans from compact 240 sq ft studios to spacious 1,000+ sq ft three-bedroom homes – all designed for permanent placement on your property in Spokane, WA and across North Idaho.
Find the Right ADU Floor Plan for Your Property.
These aren’t catalogue plans. Whether you’re working with a tight backyard lot in Spokane Valley or a larger rural property near Coeur d’Alene or Sandpoint, we’ll help you find the plan that fits.
Browse by bedroom count below. Already have a layout in mind? We build fully custom ADU floor plans too. Bring your vision and we’ll make it work for your property and your life.
Not sure where to start? Explore our ADU financing options or learn about our build process before you browse.
Browse Our Tiny Home Floor Plans
Not finding exactly what you're looking for?
Every Brio floor plan is a starting point, not a ceiling. We build fully custom ADU and tiny home floor plans designed around your property, your budget, and the way you actually live. Tell us what you need and we’ll design it with you.
Ready to build?
You’ve found a plan you like. Here’s what happens next.
Schedule a free consultation with the Brio team.
We’ll assess your property, walk you through what your chosen plan looks like in your space, and give you a clear picture of timeline and cost – no pressure, no surprises.
Need to figure out financing first? See your ADU financing options.
Let's Bring Your Tiny Home to Life
Planning an ADU for rental income, a tiny home retreat, or an ADU for aging parents? Let’s talk about what’s possible for your property, whether it sits in Spokane or Spokane Valley or across the line in North Idaho.