Now supporting renovations, additions and ADUs!

Your ADU, simplified

We’ve reimagined the experience of building a custom ADU to save you time and money.

Book a Consultation

Save money and time on your construction project

200+ completed projects

ADU

Cedar-Sided ADU Adds Space for Hosting and Working

ADU

Light-Filled ADU for In-Laws and Family Flex Space

ADU

Modern ADU Delivered with Transparent, Streamlined Process

ADU

The Ultimate ADU for Senior Living and Work-from-Home

ADU

Cozy Scandinavian-Inspired ADU Doubles as a Workspace and Guesthouse

ADU

This Burlingame ADU is the Perfect Blend of Comfort and Space Efficiency

ADU

Santa Clarita Attached ADU for Multigenerational Living

ADU

ADU in Alameda HOA Adds Flexible Space for the Family

ADU

Customized Craftsman ADU for Multi-Generational Family

ADU

Los Angeles Garage Conversion ADU

Design and build the smart way

Save money

with multiple competitive bids

Get three bids from providers in our network. Multiple bids means you get competitive pricing.

Get your estimate

Save time

by accessing all the pros you need, in one place

We connect you with vetted architects, engineers and contractors to save you the time and hassle of piecing a team together yourself.

We connect you with vetted architects, engineers and contractors.

Book a consultation

Avoid headaches

by connecting with trusted pros

Our network of providers is highly vetted and invite-only. We track how our pros perform on timeline and budget, keeping only the top providers on our platform.

Our providers are highly vetted, and we continuously track performance on timeline and budget.

Start your project

“Working with the designer we found through Cottage was really collaborative, and we achieved exactly what we wanted. It felt like we were a team.”

Kathy, homeowner

Sophia, Designer

Gabriel, Contractor

Wyatt, Structural Engineer

Christian, Civil Engineer

"Working with Cottage was a fantastic experience. The designer and contractor they matched us with stayed on budget and on time. We love the result!"

Angela, homeowner

Evelyn, Designer

Aaron, Contractor

Jordan, Land Surveyor

“I had a great experience with Cottage. It was great to be able to manage everything for my project online.”

Jocelyn, homeowner

Sophia, Designer

Dylan, Structural Engineer

Javier, Contractor

Chloe, Energy Consultant

“Cottage was a great solution for our project. We liked that we could find all the providers we needed on the Cottage platform.”

Bob, homeowner

Elijah, Designer

Aaron, Contractor

Joseph, Civil Engineer

Streamlined process

Feasibility

Understand what’s possible on your property. Get preliminary guidance on budget and timeline.

Design & Permit

Choose from a curated list of architects best fit for your project. Work directly with them on design and permitting.

Bid

Get competitive bids from vetted ADU contractors. Choose the builder that’s right for your project and budget.

Construction

Your contractor will bring your ADU to life. Track their progress and make payments through our digital platform.

How Cottage works

Already have a set of plans?

Upload them and we’ll get you multiple bids.

Get Bids

Learn more

Make room for more

Book a Consultation

flexible space

generations

family time

rental income

Book your free consultation call

Let’s get to know you.

Let’s get to know you.

We haven’t broken ground in your area yet.

Your ADU, simplified

200+ completed projects

Cedar-Sided ADU Adds Space for Hosting and Working

Light-Filled ADU for In-Laws and Family Flex Space

Modern ADU Delivered with Transparent, Streamlined Process

The Ultimate ADU for Senior Living and Work-from-Home

Cozy Scandinavian-Inspired ADU Doubles as a Workspace and Guesthouse

This Burlingame ADU is the Perfect Blend of Comfort and Space Efficiency

Santa Clarita Attached ADU for Multigenerational Living

ADU in Alameda HOA Adds Flexible Space for the Family

Customized Craftsman ADU for Multi-Generational Family

Los Angeles Garage Conversion ADU

Design and build the smart way

Save money

with multiple competitive bids

Save time

by accessing all the pros you need, in one place

Avoid headaches

by connecting with trusted pros

“Working with the designer we found through Cottage was really collaborative, and we achieved exactly what we wanted. It felt like we were a team.”

"Working with Cottage was a fantastic experience. The designer and contractor they matched us with stayed on budget and on time. We love the result!"

“I had a great experience with Cottage. It was great to be able to manage everything for my project online.”

“Cottage was a great solution for our project. We liked that we could find all the providers we needed on the Cottage platform.”

Explore floor plans

Haskell

Travers

Francis

Ashbury

Pepper

Robby

Hopkins

Edelen

Shamrock

Marion

Haight

Granada

Mattos

Ogden

Nelson

Vanessa

Piper

Madison

Maria

Greentree

Streamlined process

Already have a set of plans?

Meet Cottage

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