Insulation Costs in California (2026)

Based on BLS wage data, insulation in California costs an average of $5,081, ranging from $4,788 to $5,325.

California Average $5,081

Insulation Costs by City in California

Los Angeles $4,959 San Francisco $5,076 San Diego $5,276 San Jose $5,062 Sacramento $4,788 Fresno $5,325

Reviewed by

Alex Johnson, P.E.

Mechanical Engineer • 15+ Years Home Repair Experience • Licensed Contractor

All cost data on this page has been verified against BLS and Census Bureau records. See our methodology →

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