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ADU Builders & Contractors in Santee, CA

Santee, CA homeowners looking to build an ADU have 174 licensed contractors to choose from, ready to help. Whether you're planning a garage conversion, detached ADU, or junior ADU, finding the right contractor in Santee starts here.

📊 ADU Quick Facts for Santee

Avg. Cost/sqft

$193-$368

Permit Timeline

60-120 weeks

Max Size

1200 sqft

Setbacks

4ft sides

Top 174 ADU Contractors in Santee

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#1CIFTCI SELIM

Santee, CA

Ciftci Selim — licensed ADU contractor in Santee, CA. Detached ADU construction. 9+ years experience.

View Profile📞 (619) 955 0901
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#2RESTORATION RX LLC

Santee, CA

Restoration RX Llc — licensed ADU contractor in Santee, CA. Detached ADU construction. 6+ years experience.

View Profile📞 (619) 655 0537
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#3RHULE CONSTRUCTION COMPANY

Santee, CA

Rhule Construction Company — licensed ADU contractor in Santee, CA. Detached ADU construction. 35+ years experience.

View Profile📞 (858) 513 4398
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#4VILLAGE FLOORING & RENOVATIONS

Santee, CA

Village Flooring & Renovations — licensed ADU contractor in Santee, CA. Detached ADU construction. 35+ years experience.

View Profile📞 (619) 401 6472
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#5SAN DIEGO REFRIGERATION

Santee, CA

San Diego Refrigeration — licensed ADU contractor in Santee, CA. Detached ADU construction. 15+ years experience.

View Profile📞 (619) 456 4562
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#6ALLURE WINDOWS AND DOORS INC

Santee, CA

Allure Windows And Doors Inc — licensed ADU contractor in Santee, CA. Detached ADU construction. 16+ years experience.

View Profile📞 (619) 647 7744
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#7HAMAND CHRIS

Santee, CA

Hamand Chris — licensed ADU contractor in Santee, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (619) 723 9597
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#8ELITE CONTRACTING GROUP LLC

Santee, CA

Elite Contracting Group Llc — licensed ADU contractor in Santee, CA. Detached ADU construction.

View Profile
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#9MICHAEL'S BUILDING MAINTENANCE & REPAIRS

Santee, CA

Michael'S Building Maintenance & Repairs — licensed ADU contractor in Santee, CA. Detached ADU construction. 19+ years experience.

View Profile📞 (619) 301 9427
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#10SPIVEY ROBERT CONSTRUCTION INC

Santee, CA

Spivey Robert Construction Inc — licensed ADU contractor in Santee, CA. Detached ADU construction. 36+ years experience.

View Profile📞 (619) 334 8037
View All 174 Contractors →

💰 How Much Does an ADU Cost in Santee?

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 Santee contractors to compare pricing.

❓ Frequently Asked Questions About ADUs in Santee

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