We service Berkeley, CA and surrounding areas including zip codes 94701, 94702, 94703, 94704, 94705, 94706, 94707, 94708, 94709, 94710, 94712, and 94720


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ADU in Berkeley, CA

Berkeley, CA is well-known for its famous university, culturally varied population, and many cultural and gastronomic offerings. Found on the east side of the bay from San Francisco, this charming community offers residents the best of both worlds: a small-town atmosphere and easy access to the amenities of a major city. Berkeley has ideal weather, a lively entertainment scene, and environmentally conscious populace, making it one of the most enriching places to live in California.

An accessory dwelling unit (ADU) in Berkeley, CA could be the ideal answer if you plan to keep your primary residence for a long time and also need space to house your extended family, parents, or adult children. ADUs are fully functional and independent additional living quarters for the primary residence, and the advantages of living close to loved ones while maintaining independence are what make them so popular. If you live in the Berkeley, CA area and are interested in increasing the value of your house while also giving your family more room to grow, you should look into one of Acton ADU’s professionally built, personalized ADUs for families.

ACTON ADU’S APPROACH

The Construction of an ADU

Getting a high quality ADU built is no simple task. The process of planning and building an ADU in Atherton, CA, has its challenges, but also has tremendous rewards. We endeavor to make it as simple for you as possible. Here is a brief description of how it works:

  • The first step in establishing whether your project meets the requirements for an ADU is to validate it. To ensure your property conforms to all rules, we’ll inspect it. Answer the question of what can actually be built on your property legally.
  • We’ll work with you to personalize your ADU. There are numerous pre-designed layouts available that can be used right out of the box or tweaked to your needs. There are also many interior packages to choose from, with a variety of design options.
  • Once designed, we’ll acquire your ADU permit and then start building your ADU. Our experienced craftsmen will begin ADU construction to the exact specifications.

The Acton ADU procedure is intended to be straightforward. To ensure that your ADU in Berkeley, CA, is exactly what you’ve envisioned, we’ll work directly with you at every stage. To start working on your project right now, get in touch with us!

ACTON ADU

Your ADU Contractors in Berkeley, CA

Acton ADU, operates in Berkeley, CA, as well as many other cities in the Bay Area. We have a group of knowledgeable experts who can work with you to design and construct the best ADU for your requirements. We also understand the applicable code requirements and can secure the required permissions for your project.

Adding an ADU can increase your home’s living space, potential income, and value. An ADU may be used for any purpose you can think of, such as a guest house or a home office. You might utilize additional space on your Berkeley, CA, property that would otherwise go unused by adding an ADU. Call Acton ADU right away to get started!

Questions about ADUs in Berkeley, CA? Inquire Below
TYPES OF ADUS WE SERVICE IN Berkeley, CA
  • Attached
  • Detached
  • Interior
WHAT DO I NEED TO KNOW ABOUT BUILDING AN ADU IN Berkeley, CA?

Get All the ADU Zoning & Regulation Details

CITY OR COUNTYBerkeley, California
DATE UPDATED11/07/2022
ZONINGAll residential, except in ES-R, M, MM, MU-U, U and on a lot with frontage on a roadway with less than 26’ in pavement width in the Hillside Overlay (H)
TYPES OF ADUSJunior ADU
Single-family ADU: Conversion, Detached, Attached
Multifamily ADU: Conversion, Detached
STORIESMust comply with district height/story requirements
LOT SIZENo minimums.
MAXIMUM ADU FLOOR AREAJunior: 500 SF
Conversion: 850 SF for studio and 1 bedroom, 1,000 for 2+ bedrooms
Detached: 1,200 SF
Attached: No more than 50% of FA of existing or proposed primary unit
LOT COVERAGEMust comply with the open space requirements of underlying district. ADUs created without massing modification to existing legal accessory structures or buildings (no change in building footprint or roof height) are not subject to open space and lot coverage requirements.
BEDROOMN/A
STORAGEN/A
KITCHENJunior: Efficiency kitchen required
Single/Multifamily: Full kitchen required.
BATHMust provide separate sanitation facilities.
PARKINGIf ADU creation removes off-street parking for primary dwelling unit, replacement parking is required. No additional off-street parking is required for ADUs.
SETBACKS4′ rear and side yard setbacks required for detached
Note: Fire Department regulations should be assessed on a project by project basis.
HEIGHT16′ max
LOCATIONADUs are not allowed in front yard setback.
REAR YARD COVERAGEMust comply with the open space requirements of underlying district. ADUs created without massing modification to existing legal accessory structures or buildings (no change in building footprint or roof height) are not subject to open space and lot coverage requirement.
DESIGNNo design review necessary.
Note: Historic Neighborhoods or Districts should be assessed on a project by project basis. 
OWNER OCCUPANCYThrough 2025, property owner is not required to occupy either the primary dwelling unit or the ADU. JADU requires owner occupancy.
ENTRYWAYSJunior ADUs and Single Family ADUs require exterior entrance. Multifamily ADUs require an independent entrance.
RESOURCES>> Berkeley, CA City Website
>> Berkeley, CA City Housing Element Updates
>> Berkeley, CA Post Offices
SOURCE CODEhttps://berkeleyca.gov/construction-development/permits-design-parameters/permit-process/residential-additions-and
Important Note: Rules and regulations are updated and changed frequently. It’s one of our jobs to be up to speed and navigate those regulations. Let us know if our website isn’t up to date or if you have any information that could help. Cheers!

LET’S DISCUSS YOUR ADU IN Berkeley, CA

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