The answer to 'how much to replace thermostat local' is that the cost to replace a thermostat can vary quite a bit depending on several factors. Typically, homeowners can expect to pay anywhere from $50 to $300 or more to have a new thermostat installed by a professional HVAC technician. The final cost will depend on the type of thermostat, the complexity of the installation, and the rates charged by local HVAC companies in your area.
Some key factors that influence the cost include the type of thermostat (basic manual vs smart/programmable), whether electrical or Wi-Fi wiring is required, and the labor rates in your local market. Older homes may also need additional work to accommodate a new thermostat. It's best to get 2-3 quotes from reputable HVAC companies to compare pricing and services in your local area.