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ADU Builders & Contractors in Covina, CA

Covina, CA homeowners looking to build an ADU have 203 licensed contractors to choose from, ready to help. Whether you're planning a garage conversion, detached ADU, or junior ADU, finding the right contractor in Covina starts here.

📊 ADU Quick Facts for Covina

Avg. Cost/sqft

$197-$372

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 203 ADU Contractors in Covina

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#1ACEDO NICK BUILDERS INC

Covina, CA

Acedo Nick Builders Inc — licensed ADU contractor in Covina, CA. Detached ADU construction. 41+ years experience.

View Profile📞 (626) 665 4296
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#2WOODLANDS GENERAL CONTRACTING LLC

Covina, CA

Woodlands General Contracting Llc — licensed ADU contractor in Covina, CA. Detached ADU construction. 8+ years experience.

View Profile📞 (626) 523 6530
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#3HANSEN'S HARDWOOD FLOORS

Covina, CA

Hansen'S Hardwood Floors — licensed ADU contractor in Covina, CA. Detached ADU construction. 33+ years experience.

View Profile📞 (626) 945 3151
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#4B R G BUILDERS

Covina, CA

B R G Builders — licensed ADU contractor in Covina, CA. Detached ADU construction. 15+ years experience.

View Profile📞 (626) 833 8005
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#5FLORES PEDRO

Covina, CA

Flores Pedro — licensed ADU contractor in Covina, CA. Detached ADU construction. 9+ years experience.

View Profile📞 (626) 975 9116
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#6M C S

Covina, CA

M C S — licensed ADU contractor in Covina, CA. Detached ADU construction. 31+ years experience.

View Profile📞 (626) 856 3646
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#7REED CONSTRUCTION & DEVELOPMENT

Covina, CA

Reed Construction & Development — licensed ADU contractor in Covina, CA. Detached ADU construction. 7+ years experience.

View Profile📞 (626) 966 6959
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#8CLARK ANDREW CONSTRUCTION

Covina, CA

Clark Andrew Construction — licensed ADU contractor in Covina, CA. Detached ADU construction. 22+ years experience.

View Profile📞 (626) 644 9419
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#9K L R CONSTRUCTION INC

Covina, CA

K L R Construction Inc — licensed ADU contractor in Covina, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (626) 833 4874
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#10CLEARWATER BUILDING CORP

Covina, CA

Clearwater Building Corp — licensed ADU contractor in Covina, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (626) 825 1529
View All 203 Contractors →

💰 How Much Does an ADU Cost in Covina?

Garage Conversion

$68,500 - $128,500

Converting existing garage to living space

Detached ADU

$147,000 - $322,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$1,111 - $5,111

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Covina

How much does it cost to build an ADU in Covina?▼
The average cost to build an ADU in Covina ranges from $147,000 to $322,000, or approximately $197 to $372 per square foot. Garage conversions typically cost $68,500 to $128,500.
How long does it take to get an ADU permit in Covina?▼
The ADU permit process in Covina 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 Covina?▼
In Covina, 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 Covina?▼
Covina 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 Covina?▼
No parking is required for ADUs in Covina 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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