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Choose the right project type

Find the right ADU for your property.

Make room for the way you want to live. Explore ADUs, conversions, and home additions, with guidance from the first property review through project handoff.

  • Property-specific guidance
  • Coordinated project support
  • A simpler, clearer process
Illustrative contemporary backyard home in natural daylight

Better living lives in your backyard.

Design / Permits / Construction

Explore our ADU and home improvement services

Illustrative detached backyard home with a private garden entrance
01

Detached ADU

A freestanding secondary home with property-specific placement, access, utility, and approval requirements.

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Illustrative residence with coordinated single- and two-story volumes
02

Attached ADU

A secondary living space connected to the primary home and coordinated with its structure and utilities.

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Illustrative compact residential conversion design with a separate entrance
03

Garage Conversion

Reuse an existing garage after structure, foundation, egress, utilities, and local requirements are confirmed.

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Illustrative compact living space with a kitchenette and garden light
04

Junior ADU (JADU)

Plan a compact unit within the primary home under current property-specific and jurisdiction requirements.

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Illustrative contemporary residential expansion with garden-facing windows
05

Home Addition

Expand the primary home through property-specific design, engineering, utilities, approvals, and construction scope.

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Illustrative architectural planning and design coordination
06

ADU Design & Permitting

Coordinate property-specific design, required engineering, documents, applications, responses, and approvals.

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More ADU options & home improvements

Work with a constrained site

  • Two-Story ADU
  • Above-Garage ADU
  • Backyard Cottage
  • Guest House
  • Backyard Office
  • Basement Conversion

Design around a homeowner goal

  • Rental ADU
  • Multigenerational ADU
  • Aging-in-Place ADU
  • Custom ADU

Choose a design direction

  • Prefab ADU
  • Modern ADU
  • Luxury ADU

Improve the existing home

  • Bathroom Remodeling
  • Kitchen Remodeling
  • Whole Home Remodeling
  • Second-Story Addition

One coordinated delivery path

From property to keys.

A clear process with defined steps, so you know what happens next and what needs to be confirmed before moving forward.

  1. 01

    Property Review

    • Review available records and your goals
    • Identify options and items to verify
    • Define the next steps before design
  2. 02

    Design & Permits

    • Coordinate design and engineering
    • Prepare and submit permit documents
    • Manage agency comments and revisions
  3. 03

    Construction

    • Coordinate the agreed building scope
    • Manage inspections and quality checks
    • Complete the walkthrough and handoff

Scope is project-specific. Online guidance is preliminary; surveys, professional design, engineering, permits, and construction agreements remain separate requirements.

See the full process

Let’s get started

Start with your property.

Review your property’s preliminary potential, then talk through the options, priorities, and next steps with our team.

(650) 400-7606

We’re here to answer your questions.

Property-specific guidanceDesign. Permits. Construction.
Compare modelsCost calculatorFull process

Let’s talk about your project.

(650) 400-7606sales@adu.zone

San Jose office

84 West Santa Clara Street Suite 700
San Jose, CA 95113
(650) 400-7606Get directions

Walnut Creek office

1990 N California Blvd, 8th Floor
Walnut Creek, CA 94596
(925) 744-5040Get directions
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