How much does it cost to replace a thermostat?

Thermostat replacement runs $75 for a basic programmable model installed by a handyman, $275 for a smart thermostat with C-wire install, and $550+ for zoning panels or HVAC-integrated touchscreen systems.

Quick price points (2026)

TierCostUnit
Low$75unit + install
Typical$275unit + install
High$550unit + install

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