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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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#1GAXIOLA GENERAL CONSTRUCTION INC

Santa Clarita, CA

Gaxiola General Construction Inc — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 6+ years experience.

View Profile📞 (661) 718 5399
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#2ANDRES CONSTRUCTION

Santa Clarita, CA

Andres Construction — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 23+ years experience.

View Profile📞 (818) 730 7963
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#3SANCHEZ FIRM CONSTRUCTION

Santa Clarita, CA

Sanchez Firm Construction — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 7+ years experience.

View Profile📞 (818) 296 8822
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#4ARMENDARIZ MARK CONSTRUCTION

Santa Clarita, CA

Armendariz Mark Construction — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 35+ years experience.

View Profile📞 (661) 803 3960
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#5FRANZ W R

Santa Clarita, CA

Franz W R — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (213) 700 1365
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#6S & T CONTRACTORS SERVICE INC

Santa Clarita, CA

S & T Contractors Service Inc — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 15+ years experience.

View Profile📞 (818) 335 3176
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#7PEREA CONSTRUCTION SERVICES INC

Santa Clarita, CA

Perea Construction Services Inc — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 13+ years experience.

View Profile📞 (213) 840 7471
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#8HENRY'S CONSTRUCTION

Santa Clarita, CA

Henry'S Construction — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 15+ years experience.

View Profile📞 (818) 307 7228
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#9BORDER DANIEL CONSTRUCTION

Santa Clarita, CA

Border Daniel Construction — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction.

View Profile📞 (661) 666 0544
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#10WELCH GEORGE J GENERAL CONTRACTOR

Santa Clarita, CA

Welch George J General Contractor — licensed ADU contractor in Santa Clarita, CA. Detached ADU construction. 43+ years experience.

View Profile📞 (818) 590 9432
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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