How much does it cost to unclog a drain professionally?

Professional drain unclogging by Johnson Heating, Cooling, and Plumbing is priced after an on-site diagnosis because costs vary by the clog’s location and severity. Most homeowners see higher costs when the blockage is in the main sewer or involves tree roots, while a simple sink or tub clog usually requires less work. We typically start with drain snaking, escalate to hydro jetting for heavy buildup or roots, and use a camera inspection when clogs keep coming back so we can target the fix. Our plumbers handle these jobs every day throughout the Greenwood area. Service quality is guaranteed or it’s free.

What affects the price:

• Location: single fixture line vs. main sewer or multiple fixtures
• Method: basic snaking/rooter vs. hydro jetting for hard obstructions
• Access: cleanout availability, crawlspace or slab work areas
• Diagnostics and timing: camera inspection needs, after-hours or emergency visit

If you have sewage backing up or every drain is slow, stop using water and call a licensed plumber right away.

Updated: 2026-03-12

Need help in Greenwood, IN? Call (317) 881-7738 or book online.