average tile floor installation cost
1 These average around $410 for the 30 square foot sizes, and will also require a thermostat or timer installation. 2  This is a DIY project, but many homeowners incorporate it into the tile project.3  It may require the use of a licensed electrician, with a project time of two hours at roughly $75 per hour. Additionally, the homeowner must include another $5 to $10 per square foot for installation fees as well. 2  This means that a mid-range cost for a floor-only installation would run the homeowner around $715.