Smoke / CO Detector Replacement Cost in Washington, DC
What homeowners in Washington typically pay to replace a smoke / co detector in 2026.
Typical range
$65–$125
Most homeowners pay around $95 installed.
EstimatedUpdated 6/16/2026
How we calculated this
High local labor costs and strict district electrical and safety codes necessitate professional installation for residential devices.
Other safety replacement costs in Washington
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