Three-Bedroom ADU Models & Floor Plans
Explore Bark & Build's spacious three-bedroom ADUs — ideal for multigenerational living, growing families, or premium, high-value rentals across the Peninsula.
JRSPLC ★★★★★ 4.9 on Google · Read our reviewsFind the Perfect 3-Bedroom ADU for Your Property
Browse our fully permitted three-bedroom ADU models — each designed for comfort, energy efficiency, and long-term value. Filter by bathroom or area to find the best fit for your home.
A Smarter Way to Add Value to Your Property
Accessory Dwelling Units are one of the highest-return home improvements available in San Mateo County. From dependable rental income to flexible living space and lasting equity, a well-built ADU works for your family and your finances for decades to come.
Earn Passive Income
Turn unused backyard space into dependable monthly rental income — a proven way to offset your mortgage in one of California's tightest housing markets.
Expand Your Living Space
Add hundreds of square feet of flexible living area — ideal for a home office, guest suite, or room for family to stay close.
Increase Property Value
A permitted, professionally built ADU is a lasting asset that can meaningfully raise your home's long-term resale value on the Peninsula.
Permit-Ready, Start to Finish
One licensed, in-house team handles design, engineering, permitting, and construction — built right and approved without the runaround.
Future-Proof Your Lifestyle
Build a space that adapts as life changes: a growing family today, multigenerational living tomorrow, and rental income whenever you need it.
Homeowners Love Building With Bark & Build
With hundreds of successful ADU and remodel projects completed across San Mateo County and the Peninsula, we’re proud to be one of the area’s most trusted builders. See what real homeowners have to say about working with our team.