The answer to 'toilet installation cost' is that the cost can vary significantly depending on several factors. Typical ranges for a standard toilet installation by a professional plumber can be anywhere from $200 to $800 or more, depending on the complexity of the job.
Some of the key factors that influence the cost include the type of toilet (standard vs. high-efficiency), whether any plumbing work is needed to prepare the area, the accessibility of the installation site, and whether any additional parts or fixtures are required. Labor costs can also vary based on your local market and the experience level of the plumber.