What is the maximum ADU size allowed in La Mirada?

Detached ADUs in La Mirada can be up to 1200 square feet.

ADU Builders & Contractors in La Mirada, CA

Q: How much does it cost to build an ADU in La Mirada?

The average cost ranges from $156,000 to $331,000, or $206-381 per square foot.

Q: How long does it take to get an ADU permit in La Mirada?

The permit process typically takes 60 to 120 weeks in La Mirada.

La Mirada, CA is home to 99 ADU contractors ready to help. From initial permits to final inspection, these local professionals know La Mirada's building codes and can guide your project from concept to completion.

📊 ADU Quick Facts for La Mirada

Avg. Cost/sqft

$206-$381

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 99 ADU Contractors in La Mirada

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#1O & E BUILDERS INC

La Mirada, CA

O & E Builders Inc — licensed ADU contractor in LA Mirada, CA. Detached ADU construction.

View Profile 📞 (714) 315 6756

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#2PARK SEAN

La Mirada, CA

Park Sean — licensed ADU contractor in LA Mirada, CA. Detached ADU construction.

View Profile 📞 (714) 461 6374

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#3ESKO SYSTEMS INC

La Mirada, CA

Esko Systems Inc — licensed ADU contractor in LA Mirada, CA. Detached ADU construction.

View Profile 📞 (213) 214 0101

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#4HECTOR RODRIGUEZ CONSTRUCTION

La Mirada, CA

Hector Rodriguez Construction — licensed ADU contractor in LA Mirada, CA. Detached ADU construction.

View Profile 📞 (623) 262 5267

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#5CALL D A D BUILDERS

La Mirada, CA

Call D A D Builders — licensed ADU contractor in LA Mirada, CA. Detached ADU construction.

View Profile 📞 (562) 387 4664

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#6SQUARE YI CONSTRUCTION INC

La Mirada, CA

Square YI Construction Inc — licensed ADU contractor in LA Mirada, CA. Detached ADU construction.

View Profile 📞 (310) 850 1892

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#7OPES LLC

La Mirada, CA

Opes Llc — licensed ADU contractor in LA Mirada, CA. Detached ADU construction.

View Profile 📞 (714) 714 2033

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#8COOL ROOF SERVICE LLC

La Mirada, CA

Cool Roof Service Llc — licensed ADU contractor in LA Mirada, CA. Detached ADU construction. 17+ years experience.

View Profile 📞 (213) 321 8488

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#9CITRUS HOMES INC

La Mirada, CA

Citrus Homes Inc — licensed ADU contractor in LA Mirada, CA. Detached ADU construction. 8+ years experience.

View Profile 📞 (562) 587 5515

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#10KOENIG HOWARD CONSTRUCTION

La Mirada, CA

Koenig Howard Construction — licensed ADU contractor in LA Mirada, CA. Detached ADU construction. 56+ years experience.

View Profile 📞 (562) 943 6878

View All 99 Contractors →

💰 How Much Does an ADU Cost in La Mirada?

Garage Conversion

$73,000 - $133,000

Converting existing garage to living space

Detached ADU

$156,000 - $331,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$1,097 - $5,097

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in La Mirada

How much does it cost to build an ADU in La Mirada?▼

The average cost to build an ADU in La Mirada ranges from $156,000 to $331,000, or approximately $206 to $381 per square foot. Garage conversions typically cost $73,000 to $133,000.

How long does it take to get an ADU permit in La Mirada?▼

The ADU permit process in La Mirada 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 La Mirada?▼

In La Mirada, 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 La Mirada?▼

La Mirada 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 La Mirada?▼

No parking is required for ADUs in La Mirada 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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