Garage Conversion Estimate

Quick planning numbers for San Diego garage conversions - from basic bedroom to full ADU with kitchen and bathroom.

Based on recent projects in San Diego County. Typical range: $150-$280/sqft.

How It Works

We calculate based on typical San Diego per-sq-ft costs, adjusted for:

Project City

Garage Size (sq ft)

Typical 2-car garage: 400-500 sqft

Conversion Type

Finish Level

Bathroom

Include Extras

Kitchenette / Kitchen New HVAC system Separate entrance Premium flooring

Garage Conversion Cost Ranges in San Diego

Garage conversion costs vary by scope, finishes, and neighborhood. Here are typical 2026 ranges:

$150/sqft

$200/sqft

$250/sqft

$280/sqft

California ADU Benefits

No Parking Required: CA law waives parking for garage ADUs

Streamlined Permits: 60-day approval timeline

No Impact Fees: Under 750 sqft exempt from impact fees

Rental Income: Potential $1,500-$2,500/month in San Diego

Home Value: Adds 20-30% to property value