Adu Construction Service
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Building an ADU in Hollywood, CA typically costs between $250 and $450 per square foot, though prices can range from $150 to $600 per square foot. Major cost drivers include the ADU's size, finish level, complexity, and site conditions.
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Includes standard finishes and basic construction for a simpler ADU project.
Includes good quality materials and finishes, for a moderately complex ADU.
Includes high-end finishes, custom designs, and complex structural elements for a luxury ADU.
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$2,063.68
Total Estimate Amount
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This is a Preliminary Estimate
This estimator provides a starting point based on typical jobs. Actual costs may vary based on site conditions, material availability, permit requirements, and other factors discovered during work. We recommend a site visit before providing final pricing to customers.
This estimate is based on typical job parameters. Review and adjust for your specific situation. Standard market rates for your region, mid-grade materials unless specified, standard business hours labor rates, typical job complexity without major complications, basic cleanup included in labor time.
Job complexity
Simple repairs cost less than full installations or replacements. Multi-step jobs requiring permits or inspections add to the total.
Material quality
Budget, mid-grade, and premium materials can swing the price significantly. Discuss options with your contractor to find the right balance.
Local labor rates
Labor costs vary by region, season, and demand. Urban areas and peak seasons typically have higher rates than rural or off-peak times.
Site conditions
Difficult access, older structures, code upgrades, or unexpected issues discovered during work can increase the final cost.
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Common questions about costs and estimates for this service.
Detached ADUs ranging from 600-1,200 sq ft in California typically cost between $200,000 and $475,000. The final price depends on factors like location, finishes, and complexity.
For new residential builds in Southern California, contractors typically charge around $300–$450 per square foot. However, for ADUs, the range can be broader, from $150 to $600 per square foot, depending on finishes, structural complexity, and site conditions.
A reasonable General Contractor overhead and profit margin for an ADU project typically ranges between 15% to 25% of the total project cost.
Permit costs for ADU construction in Los Angeles can range from $5,000 to $15,000 or more, depending on the specific project and regulations.
Site preparation and foundation work for an ADU typically ranges from $20,000 to $45,000+, depending on the site's complexity and the foundation type required.