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ADU Builders & Contractors in Sun Valley, CA

Sun Valley, CA is home to 157 ADU contractors ready to help. From initial permits to final inspection, these local professionals know Sun Valley's building codes and can guide your project from concept to completion.

📊 ADU Quick Facts for Sun Valley

Avg. Cost/sqft

$193-$368

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 157 ADU Contractors in Sun Valley

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#1KIRAKOSYAN VILEN

Sun Valley, CA

Kirakosyan Vilen — licensed ADU contractor in Sun Valley, CA. Detached ADU construction.

View Profile📞 (818) 653 8053
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#2SERVICEMASTER RECOVERY BY AHR

Sun Valley, CA

Servicemaster Recovery BY Ahr — licensed ADU contractor in Sun Valley, CA. Detached ADU construction. 9+ years experience.

View Profile📞 (626) 522 1088
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#3J L H CONSTRUCTION

Sun Valley, CA

J L H Construction — licensed ADU contractor in Sun Valley, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (818) 648 3933
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#4MENDOZA & SON CONSTRUCTION CO INC

Sun Valley, CA

Mendoza & Son Construction CO Inc — licensed ADU contractor in Sun Valley, CA. Detached ADU construction. 19+ years experience.

View Profile📞 (818) 261 5747
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#5ACOUSTICAL CONSTRUCTION INC

Sun Valley, CA

Acoustical Construction Inc — licensed ADU contractor in Sun Valley, CA. Detached ADU construction. 20+ years experience.

View Profile📞 (818) 767 0325
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#6APEX BUILDERS

Sun Valley, CA

Apex Builders — licensed ADU contractor in Sun Valley, CA. Detached ADU construction. 26+ years experience.

View Profile📞 (818) 606 9864
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#7SMG STONE COMPANY INC

Sun Valley, CA

Smg Stone Company Inc — licensed ADU contractor in Sun Valley, CA. Detached ADU construction. 37+ years experience.

View Profile📞 (818) 767 0000
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#8SHARP BUILDERS

Sun Valley, CA

Sharp Builders — licensed ADU contractor in Sun Valley, CA. Detached ADU construction. 15+ years experience.

View Profile📞 (818) 929 5654
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#9WOOD STONE & STEEL CONSTRUCTION CORP

Sun Valley, CA

Wood Stone & Steel Construction Corp — licensed ADU contractor in Sun Valley, CA. Detached ADU construction. 36+ years experience.

View Profile📞 (818) 523 3460
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#10PRESTIGIOUS CONSTRUCTION DESIGN INC

Sun Valley, CA

Prestigious Construction Design Inc — licensed ADU contractor in Sun Valley, CA. Detached ADU construction. 6+ years experience.

View Profile📞 (818) 404 5203
View All 157 Contractors →

💰 How Much Does an ADU Cost in Sun Valley?

Garage Conversion

$66,500 - $126,500

Converting existing garage to living space

Detached ADU

$143,000 - $318,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$1,117 - $5,117

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Sun Valley

How much does it cost to build an ADU in Sun Valley?▼
The average cost to build an ADU in Sun Valley ranges from $143,000 to $318,000, or approximately $193 to $368 per square foot. Garage conversions typically cost $66,500 to $126,500.
How long does it take to get an ADU permit in Sun Valley?▼
The ADU permit process in Sun Valley 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 Sun Valley?▼
In Sun Valley, 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 Sun Valley?▼
Sun Valley 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 Sun Valley?▼
No parking is required for ADUs in Sun Valley 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.

Also See ADU Contractors In

Los Angeles (3215)San Diego (2582)San Francisco (2170)Sacramento (1551)Riverside (925)Fresno (904)Anaheim (784)Irvine (760)

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