Service Area

Builder in Boise, ID

Serving Boise — Free estimates, written quotes, no obligation.

Building Tiny Homes, ADUs, and Modular Housing in Boise, ID

Genesis Buildings brings custom tiny homes, modular buildings, and accessory dwelling units to homeowners across Boise, from the tree-lined streets of the North End to the newer developments out toward Harris Ranch and Hidden Springs. Whether you're adding a backyard cottage in Hyde Park or setting a foundation for a modular home on a lot near the Boise Bench, we handle the details from planning through delivery. Call us at (360) 318-3984 to talk through what you have in mind.

What makes building in Boise different

Boise's mix of housing is part of what makes each project its own puzzle. The North End and Depot Bench are full of older homes with mature trees, narrow lots, and setbacks that take real planning to work around, while Columbia Village, Bown Crossing, and Harris Ranch bring newer construction with HOA guidelines that often spell out siding, roof color, and placement. A design that drops easily onto a wide lot in Warm Springs Mesa won't always fit the tighter footprints closer to downtown, so we plan each build around the property in front of us.

The high-desert climate here asks a lot of a structure. Boise sees hot, dry summers with strong sun, then winters that swing between hard freezes and wet snow, plus the wind that rolls down off the foothills. That range means roofing, insulation, and sealing all have to be chosen for real temperature swings rather than a mild average. We build with materials that hold up to that kind of seasonal stress, so your ADU or tiny home stays comfortable in July heat and January cold alike.

Foundations matter too. Properties along the Boise River and the Greenbelt corridor can sit on different soil than the rockier ground up in the foothills near Hidden Springs, and any building that's going to serve as a permanent living space needs a foundation matched to its site. Permitting through the City of Boise for an ADU or modular home also has its own steps, and getting those right up front keeps a project moving instead of stalling. We factor all of that into the plan before the first board goes down.

Services we offer in Boise

  • ADUs — Accessory dwelling units built to add living space, host family, or create rental income, designed to fit your lot's setbacks and your neighborhood's requirements.
  • Tiny Homes — Compact, thoughtfully finished homes that make the most of a small footprint, a good match for tight North End and Hyde Park lots or a private corner of a larger property.
  • Modular Buildings — Modular housing that can be finished into full living space with interior, kitchen, bathroom, and laundry packages, delivered and set on your site.
  • Foundations — Permanent foundations matched to your soil and your building, so your home is set right from the ground up.

Every build can be customized with the finishes and options that fit how you'll actually use the space. Just tell us what you're picturing, and we'll help you get there.

Local, reliable, and nearby

We build our structures at our manufacturing location in Winlock, WA, and deliver across the region, which means Boise homeowners get a build that's carefully assembled before it ever reaches your property. That approach keeps the on-site work shorter and the process simpler for you, from your first conversation through the day we set the building in place. Boise is within our delivery range, and we're glad to talk logistics and timelines for your specific address, whether you're near Boise State and Julia Davis Park or out past Columbia Village.

Serving neighborhoods across the city — North End, Hyde Park, Warm Springs Mesa, the Boise Bench, Bown Crossing, Harris Ranch, Hidden Springs, and the ZIP codes in between including 83702, 83703, 83705, 83706, 83709, and 83716 — we aim to make the whole experience straightforward and clear. You'll know what you're getting, what it costs, and when it's coming.

If you're thinking about adding an ADU, a tiny home, or a modular home in the Boise area, we'd love to hear about your project. Call Genesis Buildings at (360) 318-3984 and let's talk through your options, your property, and what it'll take to build something that lasts.

Where we work in Boise

Neighborhoods

North End · Hyde Park · Warm Springs Mesa · Boise Bench (Depot Bench) · Columbia Village · Harris Ranch · Bown Crossing · Hidden Springs

ZIP codes

83702 · 83703 · 83704 · 83705 · 83706 · 83709 · 83712 · 83713 · 83714 · 83716

Landmarks we work near

Julia Davis Park · Boise State University · St. Luke's Boise Medical Center · Idaho State Capitol · Boise River Greenbelt · Zoo Boise

Not on the list? Genesis Buildings covers all of Boise and the surrounding area — call (360) 318-3984 and we'll confirm in a minute.

Frequently Asked Questions

Can you deliver a tiny home or ADU to Boise, ID from your Winlock plant?

Boise sits well beyond our standard delivery range, which reaches up to about 250 miles from our Winlock, WA manufacturing plant. Boise is roughly 450 miles away, so a standard delivery isn't something we can promise. Call us at (360) 318-3984 and we'll talk honestly about whether your Ada County project is workable or point you in the right direction.

Do you handle ADU permits for Ada County and the City of Boise?

Our permitting experience is built around Washington jurisdictions. Boise ADUs fall under City of Boise zoning and Ada County building codes, which have their own rules on lot size, owner-occupancy and setbacks. If you're outside our service area we can't pull those permits, but call (360) 318-3984 and we'll be straight with you about what we can and can't do for a Boise site.

Will a modular home you build hold up to Treasure Valley winters and summer heat?

Our structures are engineered and built to a higher standard for durability, with insulation packages for floor, wall and ceiling that suit hot summers and cold snaps like Boise's. Keep in mind our build-and-deliver service is centered on Washington within about 250 miles of Winlock, so reach us at (360) 318-3984 to confirm whether we can serve your area.

How fast can you respond to a project inquiry from the Boise area?

We answer calls and quote requests promptly, and our Shed Builder tool gives you a design and price in minutes. That said, Boise is outside our usual delivery footprint from Winlock, WA, so a site visit or fast turnaround isn't realistic that far east. Phone (360) 318-3984 and we'll tell you quickly whether we're a fit for your project.

What Our Customers Say

4.8 average from 42 reviews

  • Kylee Hintz
    ★★★★★

    100% would have never purchased my 3 sheds if it weren't for Crissy Winward's excellent customer service! Crissy designed two outdoor dog kennels for me in 2024 - custom designed, work efficiently here two years later. My proudest purchase(s) to date. When I had a problem, Crissy was there and sent out two service men to repair slight damages from a design flaw in the first few months. Super thankful for the builders and repairmen as well for their punctuality, urgency, and professionalism. You were great! From purchase to aftercare, everything was seamless thanks to Crissy's efficient networking and communication. I recently just purchased an RTO 10x12 shed that matches my buildings for a tack room. Again, would not have even known about it had Crissy not hand selected it for me. I was specifically looking for something ready to deliver, with a certain budget in mind for my new tack room. I hadn't even reached out - it was like Crissy read my mind and sent it to me on a random afternoon! My relationship built with Crissy during the last two years will last a lifetime and I will be a lifelong customer thanks to her! Thank you, Genesis Outbuildings for your awesome sheds!

  • Bobby Ball
    ★★★★★

    Genesis Building built a 24x36 pole barn with concrete slab for me. My experience with them was great from start to finish. They were easy to work with on the details and quick to address any concerns I had with the process or product. Their engineered plan passed through the county permit process with no problems and the quality of materials used was great. Their crew was very engaging and gave great attention to detail in both the construction and in keeping the construction site clean. Josh was my primary point of contact and oversaw the job. He is great at communicating and kept me in the loop throughout the build. He was able to answer all my questions and followed through on everything he said. They definitely went the extra mile for me and I am thrilled with the final product which will be my dream wood shop! I have no reservation in recommending them.

  • Melissa Toney
    ★★★★★

    Joas was absolutely wonderful to work with. I had tried other companies who were trying to force me to buy (prior to having a permit in hand) or else they would not honor their quote provided days before. I could not believe how patient and understanding he was with all my last minute changes. The county gave me a really hard time getting my permit so I opted to go below 200 sq ft and actually saved a HUGE amount doing so. So again there was another change and Joas never batted an eye. He took so much time providing me with multiple quotes in different sizes to get me as close to my budget as possible. He responded quickly and even on his own private time. I truly appreciate him and I will definitely go through him for my next building in the VERY near future. TJ delivered my building today and he was also a pleasure to work with. My building had taller walls so it wouldn’t fit under my powerlines but that didn’t stop him. He unloaded the building at the bottom of my nearly 900 foot driveway and used a really cool machine to drive it to the very top. He made things look EASY! He was polite, kind, and VERY easy to work with. I cannot thank him enough for doing such a great job. It was a great experience working with these family men and I will NEVER go through anyone else because I just do not think any other company can compare. Thank you from the bottom of my heart for turning my dreams of working from home into a reality. I cannot tell you how many happy pups there will be getting massages in this BEAUTIFUL building!

  • James H
    ★★★★★

    I recently had a shed moved by TJ. His communication was great, he showed up on time (with a really cool trailer), did a great job loading my shed and moving it to my new house. My shed was not a fantastic or particularly sturdy shed, but he managed to move it without damaging anything. The price was very fair and much less than another company I spoke to. I may not ever need another shed moved, but if I do Genesis buildings will be my first call. I would also not hesitate to call them for a new shed in the future.

  • Mr. McMartín
    ★★★★★

    Daryl and the whole team at Genesis were a pleasure to deal with! I’m in the construction industry and they were very professional to deal with, it was exactly 3 weeks from placing the order to delivery. The quality was also way above our expectations. The delivery went so smoothly and quickly… I can’t say enough about how great the whole experience was.

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