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ADU Builders & Contractors in Santa Cruz, CA

Santa Cruz, CA is home to 414 ADU contractors ready to help. From initial permits to final inspection, these local professionals know Santa Cruz's building codes and can guide your project from concept to completion.

📊 ADU Quick Facts for Santa Cruz

Avg. Cost/sqft

$193-$368

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 414 ADU Contractors in Santa Cruz

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#1HOWLAND BUILT INC

Santa Cruz, CA

Howland Built Inc — licensed ADU contractor in Santa Cruz, CA. Detached ADU construction. 21+ years experience.

View Profile📞 (831) 359 9529
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#2JOBY AERO INC

Santa Cruz, CA

Joby Aero Inc — licensed ADU contractor in Santa Cruz, CA. Detached ADU construction. 5+ years experience.

View Profile📞 (831) 713 9272
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#3BLUE WAVE ROOFING

Santa Cruz, CA

Blue Wave Roofing — licensed ADU contractor in Santa Cruz, CA. Detached ADU construction. 27+ years experience.

View Profile📞 (831) 240 5487
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#4PEREZ PAULO CONSTRUCTION

Santa Cruz, CA

Perez Paulo Construction — licensed ADU contractor in Santa Cruz, CA. Detached ADU construction.

View Profile📞 (831) 226 4073
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#5J B BUILDING

Santa Cruz, CA

J B Building — licensed ADU contractor in Santa Cruz, CA. Detached ADU construction. 25+ years experience.

View Profile📞 (831) 588 6674
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#6MODERN TECH CONSTRUCTION

Santa Cruz, CA

Modern Tech Construction — licensed ADU contractor in Santa Cruz, CA. Detached ADU construction.

View Profile📞 (408) 545 8677
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#7ARGABRITE CONSTRUCTION

Santa Cruz, CA

Argabrite Construction — licensed ADU contractor in Santa Cruz, CA. Detached ADU construction. 25+ years experience.

View Profile📞 (408) 315 1881
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#8BRANAGAN BUILDERS INC

Santa Cruz, CA

Branagan Builders Inc — licensed ADU contractor in Santa Cruz, CA. Detached ADU construction. 14+ years experience.

View Profile📞 (831) 212 2441
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#9SEYLE NICHOLAS

Santa Cruz, CA

Seyle Nicholas — licensed ADU contractor in Santa Cruz, CA. Detached ADU construction. 37+ years experience.

View Profile📞 (831) 427 2203
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#10JACOBSON KARL DANIEL

Santa Cruz, CA

Jacobson Karl Daniel — licensed ADU contractor in Santa Cruz, CA. Detached ADU construction. 25+ years experience.

View Profile📞 (831) 334 9870
View All 414 Contractors →

💰 How Much Does an ADU Cost in Santa Cruz?

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

$1,097 - $5,097

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Santa Cruz

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