The answer to 'landscape design installation cost in Illinois' is that the cost can vary widely depending on several factors, but typically ranges from $5,000 to $25,000 or more. The size and complexity of the landscape design, the materials used, and the labor required are the main drivers of the overall cost.
For a basic landscape design with simple plantings and a few features, you can expect to pay on the lower end of the range. More elaborate designs with hardscaping elements like patios, walkways, or water features will be on the higher end. The location, soil conditions, and accessibility of the property can also impact the final cost.