What is the maximum ADU size allowed in Sun Valley?

Detached ADUs in Sun Valley can be up to 1200 square feet.

ADU Builders & Contractors in Sun Valley, CA

Q: How much does it cost to build an ADU in Sun Valley?

The average cost ranges from $143,000 to $318,000, or $193-368 per square foot.

Q: How long does it take to get an ADU permit in Sun Valley?

The permit process typically takes 60 to 120 weeks in Sun Valley.

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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#1NINE ONE CONSTRUCTION INC

Sun Valley, CA

Nine One Construction Inc — licensed ADU contractor in Sun Valley, CA. Detached ADU construction.

View Profile 📞 (818) 284 9582

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#2M&M CONSTRUCTION GROUP

Sun Valley, CA

M&M Construction Group — licensed ADU contractor in Sun Valley, CA. Detached ADU construction.

View Profile 📞 (818) 489 9003

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#3BOLDER BUILDERS INC

Sun Valley, CA

Bolder Builders Inc — licensed ADU contractor in Sun Valley, CA. Detached ADU construction.

View Profile 📞 (828) 234 7468

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#4DAVID BADALYAN

Sun Valley, CA

David Badalyan — licensed ADU contractor in Sun Valley, CA. Detached ADU construction.

View Profile 📞 (818) 455 6644

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#5LUMINOUS 911 INC

Sun Valley, CA

Luminous 911 Inc — licensed ADU contractor in Sun Valley, CA. Detached ADU construction.

View Profile 📞 (818) 426 9936

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#6G GONZALEZ CONSTRUCTION

Sun Valley, CA

G Gonzalez Construction — licensed ADU contractor in Sun Valley, CA. Detached ADU construction. 7+ years experience.

View Profile 📞 (818) 200 3518

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#7PINNOW TOM CONSTRUCTION

Sun Valley, CA

Pinnow Tom Construction — licensed ADU contractor in Sun Valley, CA. Detached ADU construction. 38+ years experience.

View Profile 📞 (818) 426 7750

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#8BAKMAZIAN GEVORG

Sun Valley, CA

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

View Profile 📞 (818) 693 3230

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#9ARMTECH CO INC

Sun Valley, CA

Armtech CO Inc — licensed ADU contractor in Sun Valley, CA. Detached ADU construction. 26+ years experience.

View Profile 📞 (818) 768 0203

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#10JT CONSTRUCTION GROUP INC

Sun Valley, CA

JT Construction Group Inc — licensed ADU contractor in Sun Valley, CA. Detached ADU construction. 9+ years experience.

View Profile 📞 (626) 500 0404

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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