ADU Builders & Contractors in Alpine, CA
With 111 verified ADU contractors serving Alpine, 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 Alpine
Avg. Cost/sqft
$195-$370
Permit Timeline
60-120 weeks
Max Size
1200 sqft
Setbacks
4ft sides
Top 111 ADU Contractors in Alpine
Alpine, CA
Kta Construction Company — licensed ADU contractor in Alpine, CA. Detached ADU construction. 48+ years experience.
Alpine, CA
Bucher Cameron General Construction — licensed ADU contractor in Alpine, CA. Detached ADU construction. 6+ years experience.
Alpine, CA
Ras Construction & Plumbing Inc — licensed ADU contractor in Alpine, CA. Detached ADU construction. 13+ years experience.
Alpine, CA
Northcutt & Company Inc — licensed ADU contractor in Alpine, CA. Detached ADU construction. 9+ years experience.
Alpine, CA
Baker James Construction Company — licensed ADU contractor in Alpine, CA. Detached ADU construction. 43+ years experience.
Alpine, CA
Billtwell Construction — licensed ADU contractor in Alpine, CA. Detached ADU construction.
Alpine, CA
Gaytan Construction — licensed ADU contractor in Alpine, CA. Detached ADU construction. 6+ years experience.
Alpine, CA
Nyx Construction Services — licensed ADU contractor in Alpine, CA. Detached ADU construction.
Alpine, CA
Rjs General Builders — licensed ADU contractor in Alpine, CA. Detached ADU construction. 8+ years experience.
Alpine, CA
Lazaro Construction — licensed ADU contractor in Alpine, CA. Detached ADU construction. 5+ years experience.
💰 How Much Does an ADU Cost in Alpine?
Garage Conversion
$67,500 - $127,500
Converting existing garage to living space
Detached ADU
$145,000 - $320,000
New standalone unit (600-1,200 sqft)
Permit & Fees
$1,108 - $5,108
Plan check, permits, utility connections
* Costs vary based on size, finishes, site conditions, and contractor. Get quotes from multiple Alpine contractors to compare pricing.
❓ Frequently Asked Questions About ADUs in Alpine
How much does it cost to build an ADU in Alpine?▼
How long does it take to get an ADU permit in Alpine?▼
What are the ADU size limits in Alpine?▼
What is the setback requirement for ADUs in Alpine?▼
Do I need to provide parking for my ADU in Alpine?▼
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