ADU Builders & Contractors in Oak Hills, CA

Oak Hills, CA is home to 42 ADU contractors ready to help. From initial permits to final inspection, these local professionals know Oak Hills's building codes and can guide your project from concept to completion.

📊 ADU Quick Facts for Oak Hills

Avg. Cost/sqft

$209-$384

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 42 ADU Contractors in Oak Hills

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Oak Hills, CA

Nolot Francois — licensed ADU contractor in Oak Hills, CA. Detached ADU construction. 13+ years experience.

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Oak Hills, CA

Big Dog Construction Inc — licensed ADU contractor in Oak Hills, CA. Detached ADU construction. 5+ years experience.

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Oak Hills, CA

Cal Nor Construction CO — licensed ADU contractor in Oak Hills, CA. Detached ADU construction. 46+ years experience.

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Oak Hills, CA

Murphy Bernard General Contractor — licensed ADU contractor in Oak Hills, CA. Detached ADU construction. 19+ years experience.

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Oak Hills, CA

Gilley'S Construction — licensed ADU contractor in Oak Hills, CA. Detached ADU construction. 22+ years experience.

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Oak Hills, CA

Monroy'S Construction — licensed ADU contractor in Oak Hills, CA. Detached ADU construction. 9+ years experience.

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Oak Hills, CA

Tolari Tim Development — licensed ADU contractor in Oak Hills, CA. Detached ADU construction. 35+ years experience.

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Oak Hills, CA

Lawrence Robert Scott — licensed ADU contractor in Oak Hills, CA. Detached ADU construction. 37+ years experience.

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Oak Hills, CA

Oak Hills Contractors Inc — licensed ADU contractor in Oak Hills, CA. Detached ADU construction. 17+ years experience.

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Oak Hills, CA

Shed World Llc — licensed ADU contractor in Oak Hills, CA. Detached ADU construction. 20+ years experience.

💰 How Much Does an ADU Cost in Oak Hills?

Garage Conversion

$74,500 - $134,500

Converting existing garage to living space

Detached ADU

$159,000 - $334,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$1,097 - $5,097

Plan check, permits, utility connections

* Costs vary based on size, finishes, site conditions, and contractor. Get quotes from multiple Oak Hills contractors to compare pricing.

❓ Frequently Asked Questions About ADUs in Oak Hills

How much does it cost to build an ADU in Oak Hills?
The average cost to build an ADU in Oak Hills ranges from $159,000 to $334,000, or approximately $209 to $384 per square foot. Garage conversions typically cost $74,500 to $134,500.
How long does it take to get an ADU permit in Oak Hills?
The ADU permit process in Oak Hills typically takes 60 to 120 weeks. California law requires cities to approve or deny ADU permits within 60 days of receiving a complete application.
What are the ADU size limits in Oak Hills?
In Oak Hills, detached ADUs can be up to 1200 square feet. Attached ADUs are limited to 50% of the primary dwelling or 1,200 sqft, whichever is less. Junior ADUs (JADUs) are limited to 500 sqft and must be within the existing home.
What is the setback requirement for ADUs in Oak Hills?
Oak Hills requires 4-foot setbacks from side property lines and 4-foot setbacks from rear property lines for new ADU construction. Converted structures (like existing garages) may maintain their current setbacks.
Do I need to provide parking for my ADU in Oak Hills?
No parking is required for ADUs in Oak Hills if your property is within half a mile of public transit, in a historic district, part of an existing multi-family building, or if the ADU is a garage conversion. Otherwise, one space may be required.

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