Smoke / CO Detector Replacement Cost in San Diego, CA
What homeowners in San Diego typically pay to replace a smoke / co detector in 2026.
Typical range
$95–$185
Most homeowners pay around $140 installed.
EstimatedUpdated 6/16/2026
How we calculated this
High local labor rates and strict California fire safety code compliance drive the premium for professional installation.
Nearby cities
Other safety replacement costs in San Diego
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