The cost of renovating a backyard can vary depending on a number of factors, including the size of the yard, the materials and features you want to include, and the complexity of the project. In general, you can expect to pay anywhere from a few thousand dollars to tens of thousands of dollars or more for a backyard renovation project. Some common backyard renovation elements include landscaping, hardscaping, outdoor kitchens or living spaces, and pools or water features, which can range in cost from a few hundred dollars to several thousand dollars depending on the materials and installation details.