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ADU Builders & Contractors in Sacramento, CA

Sacramento is one of California's most affordable ADU markets at roughly $170/sq ft, with building permit fees starting around $1,268. The city allows detached ADUs up to 1,200 sq ft and waives impact fees for units under 750 sq ft. Hot summers regularly topping 100°F make energy-efficient HVAC essential. With rental demand fueled by state government workers, an ADU contractor in Sacramento can help you build a unit generating $1,200–$1,800/month.

📊 ADU Quick Facts for Sacramento

Avg. Cost/sqft

$250-$450

Permit Timeline

4-10 weeks

Max Size

1200 sqft

Setbacks

4ft sides

View Sacramento Planning Department →

Top 1551 ADU Contractors in Sacramento

🏗️
#1KEYSTONE MIC INC

Sacramento, CA

★★★★★
5.0(1394 reviews)

Keystone Mic Inc — licensed ADU contractor in Sacramento, CA. Detached ADU construction.

View Profile📞 (916) 870 8484
🏗️
#2MILESTONE PLUMBING

Sacramento, CA

★★★★★
5.0(252 reviews)

Milestone Plumbing — licensed ADU contractor in Sacramento, CA. Detached ADU construction.

View Profile📞 (916) 224 6078
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#3DINH HEATING AND COOLING

Sacramento, CA

★★★★★
5.0(173 reviews)

Dinh Heating And Cooling — licensed ADU contractor in Sacramento, CA. Detached ADU construction.

View Profile📞 (916) 821 6385
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#4AMERICAN BUILDINGS J&S

Sacramento, CA

★★★★★
5.0(163 reviews)

American Buildings J&S — licensed ADU contractor in Sacramento, CA. Detached ADU construction.

View Profile📞 (530) 788 3256
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#5NOR-CAL WHOLE HOUSE FANS

Sacramento, CA

★★★★★
5.0(161 reviews)

Nor-Cal Whole House Fans — licensed ADU contractor in Sacramento, CA. Detached ADU construction. 21+ years experience.

View Profile📞 (916) 801 4396
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#6PRO SERVICE RESTORE WATER AND FIRE DAMAGE

Sacramento, CA

★★★★★
5.0(160 reviews)

Pro Service Restore Water And Fire Damage — licensed ADU contractor in Sacramento, CA. Detached ADU construction.

View Profile
🏗️
#7A2Z WATER HEATERS

Sacramento, CA

★★★★★
5.0(117 reviews)

A2z Water Heaters — licensed ADU contractor in Sacramento, CA. Detached ADU construction. 18+ years experience.

View Profile📞 (916) 402 9006
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#8PLACER COUNTY HANDYMAN

Sacramento, CA

★★★★★
5.0(117 reviews)

Placer County Handyman — licensed ADU contractor in Sacramento, CA. Detached ADU construction. 17+ years experience.

View Profile📞 (916) 878 7887
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#9HANDYMAN CONSTRUCTION

Sacramento, CA

★★★★★
5.0(117 reviews)

Handyman Construction — licensed ADU contractor in Sacramento, CA. Detached ADU construction. 28+ years experience.

View Profile📞 (916) 233 8015
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#10ADU BUILDERS CALIFORNIA

Sacramento, CA

★★★★★
5.0(104 reviews)

Adu Builders California — licensed ADU contractor in Sacramento, CA. Detached ADU construction. 9+ years experience.

View Profile📞 (916) 277 8760
View All 1551 Contractors →

💰 How Much Does an ADU Cost in Sacramento?

Garage Conversion

$60,000 - $150,000

Converting existing garage to living space

Detached ADU

$100,000 - $300,000

New standalone unit (600-1,200 sqft)

Permit & Fees

$3,000 - $11,000

Plan check, permits, utility connections

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

❓ Frequently Asked Questions About ADUs in Sacramento

How much does it cost to build an ADU in Sacramento?▼
The average cost to build an ADU in Sacramento ranges from $100,000 to $300,000, or approximately $250 to $450 per square foot. Garage conversions typically cost $60,000 to $150,000.
How long does it take to get an ADU permit in Sacramento?▼
The ADU permit process in Sacramento typically takes 4 to 10 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 Sacramento?▼
In Sacramento, 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 Sacramento?▼
Sacramento 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 Sacramento?▼
No parking is required for ADUs in Sacramento 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)Riverside (925)Fresno (904)Anaheim (784)Irvine (760)Huntington Beach (667)

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