Garage Conversion Cost Calculator

Get an instant estimate to convert your garage into living space in San Diego. ADU, bedroom, office, or rental unit.

San Diego Area

2026 Prices

Instant Results

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:

Conversion type (basic vs full ADU)
Finish level (budget vs high-end)
Bathroom inclusion (half or full)
Kitchen/kitchenette addition
Your specific city/area

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:

Basic Room

$150/sqft

With Bathroom

$200/sqft

Full ADU

$250/sqft

Premium ADU

$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

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Garage Conversion Cost FAQ

How much does a garage conversion cost in San Diego?

Garage conversions in San Diego cost $60,000-$150,000 depending on size and finishes. A basic conversion starts around $60,000, while a luxury ADU conversion can exceed $120,000.

Can I convert my garage to living space in San Diego?

Yes, San Diego allows garage conversions to ADUs or living space. Permits are required, but the process has been streamlined under California ADU laws.

How long does a garage conversion take?

Garage conversions take 2-4 months. Permitting adds 4-8 weeks, and construction takes 6-12 weeks depending on scope.

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