ADU Contractors
Dashboard

ADU Builders & Contractors in La Mesa, CA

La Mesa, CA is home to 245 ADU contractors ready to help. From initial permits to final inspection, these local professionals know La Mesa's building codes and can guide your project from concept to completion.

📊 ADU Quick Facts for La Mesa

Avg. Cost/sqft

$206-$381

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 245 ADU Contractors in La Mesa

🏗️
#1GALLENBERGER CONSTRUCTION A PARTNERSHIP

La Mesa, CA

Gallenberger Construction A Partnership — licensed ADU contractor in LA Mesa, CA. Detached ADU construction. 12+ years experience.

View Profile📞 (619) 246 8556
🏗️
#2VAN TIEGHEM D C GENERAL CONTRACTING

La Mesa, CA

Van Tieghem D C General Contracting — licensed ADU contractor in LA Mesa, CA. Detached ADU construction. 36+ years experience.

View Profile📞 (619) 559 5256
🏗️
#3L R M CONSTRUCTION AND MAINTENANCE INC

La Mesa, CA

L R M Construction And Maintenance Inc — licensed ADU contractor in LA Mesa, CA. Detached ADU construction. 12+ years experience.

View Profile📞 (619) 985 4131
🏗️
#4VERDAY SMART SOLUTIONS

La Mesa, CA

Verday Smart Solutions — licensed ADU contractor in LA Mesa, CA. Detached ADU construction. 14+ years experience.

View Profile📞 (858) 300 6172
🏗️
#5SAGE BUILDERS

La Mesa, CA

Sage Builders — licensed ADU contractor in LA Mesa, CA. Detached ADU construction. 19+ years experience.

View Profile📞 (619) 261 6884
🏗️
#6MERGENS CONSTRUCTION

La Mesa, CA

Mergens Construction — licensed ADU contractor in LA Mesa, CA. Detached ADU construction. 35+ years experience.

View Profile📞 (619) 208 3996
🏗️
#7CHRISTIE CONSTRUCTION

La Mesa, CA

Christie Construction — licensed ADU contractor in LA Mesa, CA. Detached ADU construction. 9+ years experience.

View Profile📞 (619) 402 0632
🏗️
#8LAWRENCE MARK CONSTRUCTION

La Mesa, CA

Lawrence Mark Construction — licensed ADU contractor in LA Mesa, CA. Detached ADU construction. 11+ years experience.

View Profile📞 (619) 341 3807
🏗️
#9CHRISTOPHER LEE MONTGOMERY

La Mesa, CA

Christopher Lee Montgomery — licensed ADU contractor in LA Mesa, CA. Detached ADU construction. 20+ years experience.

View Profile📞 (619) 251 5717
🏗️
#10MYRGEN CONSTRUCTION

La Mesa, CA

Myrgen Construction — licensed ADU contractor in LA Mesa, CA. Detached ADU construction.

View Profile📞 (619) 569 5452
View All 245 Contractors →

💰 How Much Does an ADU Cost in La Mesa?

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 Mesa contractors to compare pricing.

❓ Frequently Asked Questions About ADUs in La Mesa

How much does it cost to build an ADU in La Mesa?▼
The average cost to build an ADU in La Mesa 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 Mesa?▼
The ADU permit process in La Mesa 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 Mesa?▼
In La Mesa, 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 Mesa?▼
La Mesa 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 Mesa?▼
No parking is required for ADUs in La Mesa 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)

Ready to Build Your ADU in La Mesa?

Get free quotes from top-rated local contractors

Find Contractors Now
← View all contractors in California