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ADU Builders & Contractors in Cypress, CA

With 115 verified ADU contractors serving Cypress, CA, homeowners have plenty of options for their accessory dwelling unit project. Local contractors ready to help specialize in everything from design-build to permit navigation.

📊 ADU Quick Facts for Cypress

Avg. Cost/sqft

$197-$372

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 115 ADU Contractors in Cypress

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#1SERVPRO OF SEAL BEACH /LOS ALAMITOS/CYPRESS

Cypress, CA

Servpro OF Seal Beach /Los Alamitos/Cypress — licensed ADU contractor in Cypress, CA. Detached ADU construction.

View Profile📞 (562) 461 9400
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#2DB CONTRACTORS INC

Cypress, CA

DB Contractors Inc — licensed ADU contractor in Cypress, CA. Detached ADU construction.

View Profile📞 (562) 833 2238
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#3JUNHEE KIM

Cypress, CA

Junhee Kim — licensed ADU contractor in Cypress, CA. Detached ADU construction. 6+ years experience.

View Profile📞 (949) 307 4150
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#4A W H INC

Cypress, CA

A W H Inc — licensed ADU contractor in Cypress, CA. Detached ADU construction. 13+ years experience.

View Profile📞 (562) 753 6829
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#5SKYTECH CONSTRUCTION

Cypress, CA

Skytech Construction — licensed ADU contractor in Cypress, CA. Detached ADU construction.

View Profile📞 (714) 566 5206
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#6MACTIG GENERAL CONSTRUCTION SERVICES

Cypress, CA

Mactig General Construction Services — licensed ADU contractor in Cypress, CA. Detached ADU construction.

View Profile📞 (714) 417 5240
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#7Y K CONSTRUCTION & MAINTENANCE

Cypress, CA

Y K Construction & Maintenance — licensed ADU contractor in Cypress, CA. Detached ADU construction. 34+ years experience.

View Profile📞 (714) 401 9941
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#8ALL AIR ENGINEERING CO

Cypress, CA

All Air Engineering CO — licensed ADU contractor in Cypress, CA. Detached ADU construction. 34+ years experience.

View Profile📞 (714) 349 7008
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#9GODMAN CONTRACTOR INC

Cypress, CA

Godman Contractor Inc — licensed ADU contractor in Cypress, CA. Detached ADU construction. 18+ years experience.

View Profile📞 (714) 468 7654
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#10STRONG AL CONSTRUCTION

Cypress, CA

Strong AL Construction — licensed ADU contractor in Cypress, CA. Detached ADU construction. 13+ years experience.

View Profile📞 (714) 904 5376
View All 115 Contractors →

💰 How Much Does an ADU Cost in Cypress?

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

$1,121 - $5,121

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Cypress

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

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