How Much Does Trenchless Sewer Line Replacement Cost on Average?

There is no single “average” price for trenchless sewer line replacement; reputable contractors set the cost after a camera inspection of your pipe. Golden West starts with a $49 Sewer Line Repair Assessment, then confirms final pricing once the inspection shows the pipe’s condition, length, access, and the best trenchless method. In many homes, a short, damaged section can be reinforced or replaced, while widespread failures call for a full line replacement. Our Denver‑area crews handle these projects year‑round, which helps us recommend options that fit Front Range properties.

Key cost drivers to expect:

• Pipe length and diameter to be rehabilitated or replaced
• Depth and access points needed for entry and exit pits
• Method selected (lining vs. pipe‑bursting vs. targeted sectional repair)
• Pre‑work needs such as hydro‑jetting or addressing root intrusion and collapses

Schedule a camera inspection early to define scope and avoid surprise change orders. <br/> Updated: 2026-04-03 <br/> Need help in Golden, CO? Call 7206138880 or book online. “Edgar and Felix came out for a backed up sewer line. The service was prompt and thorough, they fixed it in less than an hour.” — Beatrice S.