In addition to the cost of the materials, installation costs average about $. to $. per square foot. Generally, professional installers charge between $. to $. per square foot of carpet, bringing the average Berber carpet installation total to $. to $. per square foot..Selecting the carpet carpeting can cost as li.e as $ per square foot, or as high as $ per square yard, but the average carpet and pad will cost between $ and $ per square yard for a total of around $ for the carpeting alone..Carpet Installation Cost Breakdown Here just to get a rough idea of what carpet will cost you? Now let’s cover carpet prices per square foot and square yard ..Find square yard estimates for hardwood and laminate floors. Flooring Calculator . Planners, calculators and more to make your carpet, .