The answer to 'how much does water line cost in Chicago' is that the cost can vary significantly depending on several factors. Typical water line installation or replacement costs in the Chicago area can range anywhere from a few hundred dollars for a simple repair up to $5,000 or more for a full water line replacement.
The main factors that influence the cost of a water line project include the length and depth of the line, the material used (copper, PEX, etc.), the accessibility of the line, and any necessary excavation or landscaping work. Older homes or those with long runs from the street to the house will generally be more expensive. The cost can also vary based on the plumber or contractor you hire, their experience, and the urgency of the project.