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ADU Builders & Contractors in Shadow Hills, CA

Building an ADU in Shadow Hills? You'll find 16 licensed contractors in the area, ready to help. Shadow Hills's ADU market continues to grow as homeowners invest in additional living space, rental income, and multi-generational housing.

📊 ADU Quick Facts for Shadow Hills

Avg. Cost/sqft

$193-$368

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 16 ADU Contractors in Shadow Hills

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#1WEBB GEORGE CONSTRUCTION INC

Shadow Hills, CA

Webb George Construction Inc — licensed ADU contractor in Shadow Hills, CA. Detached ADU construction. 15+ years experience.

View Profile📞 (818) 383 8016
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#2WESTCO SERVICE CO

Shadow Hills, CA

Westco Service CO — licensed ADU contractor in Shadow Hills, CA. Detached ADU construction. 32+ years experience.

View Profile📞 (818) 504 6353
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#3LEON GENERAL CONSTRUCTION INC

Shadow Hills, CA

Leon General Construction Inc — licensed ADU contractor in Shadow Hills, CA. Detached ADU construction. 5+ years experience.

View Profile📞 (818) 355 2161
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#4ANDY THRIFT HOME IMPROVEMENT

Shadow Hills, CA

Andy Thrift Home Improvement — licensed ADU contractor in Shadow Hills, CA. Detached ADU construction. 18+ years experience.

View Profile📞 (626) 372 6735
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#5NAYIRIAN VACHE

Shadow Hills, CA

Nayirian Vache — licensed ADU contractor in Shadow Hills, CA. Detached ADU construction.

View Profile📞 (818) 484 6466
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#6NEW ERA FRAMING SERVICES

Shadow Hills, CA

New Era Framing Services — licensed ADU contractor in Shadow Hills, CA. Detached ADU construction. 12+ years experience.

View Profile📞 (818) 279 4973
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#7BALEKJIAN BROTHERS INC

Shadow Hills, CA

Balekjian Brothers Inc — licensed ADU contractor in Shadow Hills, CA. Detached ADU construction. 13+ years experience.

View Profile📞 (714) 488 2790
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#8MODERN DEVELOPMENTS LA INC

Shadow Hills, CA

Modern Developments LA Inc — licensed ADU contractor in Shadow Hills, CA. Detached ADU construction.

View Profile📞 (818) 800 7055
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#9SO CAL ELECTRICAL CO

Shadow Hills, CA

SO Cal Electrical CO — licensed ADU contractor in Shadow Hills, CA. Detached ADU construction. 15+ years experience.

View Profile📞 (818) 351 7731
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#10JOSE AVELAR

Shadow Hills, CA

Jose Avelar — licensed ADU contractor in Shadow Hills, CA. Detached ADU construction.

View Profile📞 (213) 503 8161
View All 16 Contractors →

💰 How Much Does an ADU Cost in Shadow Hills?

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

$1,104 - $5,104

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Shadow Hills

How much does it cost to build an ADU in Shadow Hills?▼
The average cost to build an ADU in Shadow Hills 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 Shadow Hills?▼
The ADU permit process in Shadow 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 Shadow Hills?▼
In Shadow 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 Shadow Hills?▼
Shadow 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 Shadow Hills?▼
No parking is required for ADUs in Shadow 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.

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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