The answer to 'average cost of drain' is that the typical cost for a professional drain cleaning can range from $75 to $300, depending on several factors. These include the location and severity of the clog, the type of drain (sink, shower, floor, etc.), the accessibility of the drain, and whether any additional plumbing work is required.
Simple clogs in an accessible drain may be on the lower end of the range, while more complex issues like tree root intrusion or a full blockage could be on the higher end. The cost also varies based on your local plumber's rates and any emergency or after-hours service fees. Getting quotes from 2-3 local plumbers is essential to understand the typical pricing in your area.