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ADU Builders & Contractors in Santa Clarita, CA

Santa Clarita in LA County offers suburban lots well-suited for ADU construction. The city provides clear guidelines and has seen growing interest in accessory dwelling units.

📊 ADU Quick Facts for Santa Clarita

Avg. Cost/sqft

$375-$600

Permit Timeline

8-14 weeks

Max Size

1200 sqft

Setbacks

4ft sides

View Santa Clarita Planning Department →

Top 243 ADU Contractors in Santa Clarita

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#1WITHERS WILLIAM

Santa Clarita, CA

Withers William — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 49+ years experience.

View Profile📞 (818) 621 6306
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#2RESOLUTION DESIGN INC

Santa Clarita, CA

Resolution Design Inc — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 18+ years experience.

View Profile📞 (661) 212 3644
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#3JT RESOURCES INC

Santa Clarita, CA

JT Resources Inc — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 10+ years experience.

View Profile📞 (661) 367 6827
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#4MARSHALL DESIGN & CONSTRUCTION INC

Santa Clarita, CA

Marshall Design & Construction Inc — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 7+ years experience.

View Profile📞 (310) 980 8312
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#5CENTRE POINTE RESOURCES INC

Santa Clarita, CA

Centre Pointe Resources Inc — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 16+ years experience.

View Profile📞 (818) 365 3869
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#6PERFORMANCE AIR CONDITIONING

Santa Clarita, CA

Performance Air Conditioning — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 6+ years experience.

View Profile📞 (661) 360 3721
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#7B R BUILDERS INC

Santa Clarita, CA

B R Builders Inc — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 19+ years experience.

View Profile📞 (661) 296 3899
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#8M B CONSTRUCTION SERVICES

Santa Clarita, CA

M B Construction Services — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 19+ years experience.

View Profile📞 (661) 888 3259
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#9RBA CONSTRUCTION INC

Santa Clarita, CA

Rba Construction Inc — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction.

View Profile📞 (310) 774 7826
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#10WALL TO WALL CONSTRUCTION

Santa Clarita, CA

Wall TO Wall Construction — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 20+ years experience.

View Profile📞 (661) 212 3106
View All 243 Contractors →

💰 How Much Does an ADU Cost in Santa Clarita?

Garage Conversion

$95,000 - $185,000

Converting existing garage to living space

Detached ADU

$185,000 - $450,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$4,000 - $16,000

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Santa Clarita

How much does it cost to build an ADU in Santa Clarita?▼
The average cost to build an ADU in Santa Clarita ranges from $185,000 to $450,000, or approximately $375 to $600 per square foot. Garage conversions typically cost $95,000 to $185,000.
How long does it take to get an ADU permit in Santa Clarita?▼
The ADU permit process in Santa Clarita typically takes 8 to 14 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 Santa Clarita?▼
In Santa Clarita, 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 Santa Clarita?▼
Santa Clarita 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 Santa Clarita?▼
No parking is required for ADUs in Santa Clarita 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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