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ADU Builders & Contractors in Julian, CA

Julian, CA is home to 18 ADU contractors ready to help. From initial permits to final inspection, these local professionals know Julian's building codes and can guide your project from concept to completion.

📊 ADU Quick Facts for Julian

Avg. Cost/sqft

$204-$379

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 18 ADU Contractors in Julian

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#1NORTH COAST CONSTRUCTION

Julian, CA

North Coast Construction — licensed ADU contractor in Julian, CA. Detached ADU construction. 27+ years experience.

View Profile📞 (760) 612 4639
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#2SOCAL CONSTRUCTION

Julian, CA

Socal Construction — licensed ADU contractor in Julian, CA. Detached ADU construction. 20+ years experience.

View Profile📞 (619) 254 4684
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#3J C R CONSTRUCTION

Julian, CA

J C R Construction — licensed ADU contractor in Julian, CA. Detached ADU construction. 13+ years experience.

View Profile📞 (619) 672 1355
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#4REBCO FRAMING

Julian, CA

Rebco Framing — licensed ADU contractor in Julian, CA. Detached ADU construction. 23+ years experience.

View Profile📞 (760) 419 4277
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#5MUSICK CODY

Julian, CA

Musick Cody — licensed ADU contractor in Julian, CA. Detached ADU construction.

View Profile📞 (619) 805 5003
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#6ZAD-CON DEVELOPMENT

Julian, CA

Zad-Con Development — licensed ADU contractor in Julian, CA. Detached ADU construction. 39+ years experience.

View Profile📞 (619) 955 2418
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#7D L R BUILDERS INC

Julian, CA

D L R Builders Inc — licensed ADU contractor in Julian, CA. Detached ADU construction. 23+ years experience.

View Profile📞 (760) 765 3926
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#8GARRETT CONSTRUCTION & REMODELING

Julian, CA

Garrett Construction & Remodeling — licensed ADU contractor in Julian, CA. Detached ADU construction. 28+ years experience.

View Profile📞 (619) 415 1784
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#9DEWITT JACOB CONSTRUCTION

Julian, CA

Dewitt Jacob Construction — licensed ADU contractor in Julian, CA. Detached ADU construction. 21+ years experience.

View Profile📞 (760) 212 1743
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#10JEREMY NOBLE CONSTRUCTION

Julian, CA

Jeremy Noble Construction — licensed ADU contractor in Julian, CA. Detached ADU construction. 16+ years experience.

View Profile📞 (760) 473 1203
View All 18 Contractors →

💰 How Much Does an ADU Cost in Julian?

Garage Conversion

$72,000 - $132,000

Converting existing garage to living space

Detached ADU

$154,000 - $329,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$1,117 - $5,117

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Julian

How much does it cost to build an ADU in Julian?▼
The average cost to build an ADU in Julian ranges from $154,000 to $329,000, or approximately $204 to $379 per square foot. Garage conversions typically cost $72,000 to $132,000.
How long does it take to get an ADU permit in Julian?▼
The ADU permit process in Julian 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 Julian?▼
In Julian, 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 Julian?▼
Julian 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 Julian?▼
No parking is required for ADUs in Julian 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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