The answer to 'how much to fix water heater installation in my area' is that the cost can vary widely depending on several factors. Generally, the typical range for a basic water heater installation by a professional plumber in most areas is between $500 to $1,500.
The main factors that influence the cost include the type and size of the water heater, the complexity of the installation, the materials needed, and the labor rates in your local area. Additionally, if any plumbing or electrical work is required to bring the installation up to code, that can also add to the overall cost. It's best to get quotes from 2-3 local plumbers to compare prices and services.