The answer to 'generator installation cost in Chicago' is that the cost can vary significantly depending on several factors. Typically, generator installation in the Chicago area can range from $3,000 to $15,000 or more, depending on the size and complexity of the project.
Some key factors that influence the cost include the size and power output of the generator, the type of fuel it uses (natural gas or propane), the difficulty of the installation site, and any necessary electrical work or permits. Larger, whole-home generators tend to be more expensive to install than smaller portable units. Additionally, the cost can be higher if the installation requires extensive excavation, running new gas lines, or upgrading the home's electrical panel.