Welcome to our new window prices calculator tool which allows you to get a quick overview of what your window project may cost you. Our window replacement cost estimator tool below uses mid-range prices from across our website for the main “materials” for windows, which currently include wood, vinyl and fiberglass, to give you an overall window replacement cost. The price quoted below gives you an estimated figure depending on the numbers and types of windows you select. Please note that these prices will vary depending on the brand, where you live, size of window, custom options and accessories you may choose. It is designed to give you a ballpark figure as a place to start your project pricing.