How much does it cost to replace a sewer line in Chicago, IL?
Full sewer line replacement in Chicago, IL typically runs $4,000–$12,000 depending on length, depth, and what's above it — driveways and landscaping raise the price. A spot repair of one bad section runs $1,500–$4,000. Trenchless methods (pipe lining or bursting) often land in the same range but spare your yard; they only work if the old line hasn't collapsed.
Likely causes
- Tree root intrusion — Roots find the joints in clay and cast-iron lines — the #1 reason older lines fail.
- Collapsed or bellied pipe — A sagging section ('belly') collects waste until the line backs up chronically.
- End-of-life pipe material — Homes from the 1940s–70s may have fiber (Orangeburg) pipe that deforms and fails wholesale.
What you can check yourself
- Get a camera inspection and keep the video file — never approve a replacement from a verbal description alone.
- Ask for spot-repair vs full-replacement pricing in writing; one bad joint doesn't always condemn the line.
- Check whether your city has a sewer lateral program or your insurance has a service-line rider — many homeowners hold $10k+ of coverage they don't know about.
- Get two quotes: excavation pricing varies enormously with depth and access.
Typical cost
Typical in Chicago, IL: camera inspection $250–$500; spot repair $1,500–$4,000; full replacement $4,000–$12,000; trenchless lining $80–$250 per foot.
When to call a pro
Sewage backing up into the lowest drain, multiple fixtures draining slowly at once, or a lush sunken strip over the line in the yard — have it scoped this week, not this season.
Plumber pros in Chicago, IL
- Environmental Systems Design · 175 W Jackson Blvd, Chicago, IL · +13123721200
- Mr. Rooter Plumbing of Chicago · 28 E Jackson Blvd, Chicago, IL · (847) 807-3978
- Millennium Piping Inc · 162 N Franklin St Ste 300, Chicago, IL · 13123450560
- Sewer Drain Cleaning Chicago · 27 N Wacker Dr Ste 133, Chicago, IL · (773) 678-5312
- Magic Men Service Inc · 306 S Halsted St, Chicago, IL · 3125979678
- US Chicago Plumbing For Paid version Home Service Chicago · 150 N Michigan Ave, Chicago, IL · (312) 465-1767
- Homex · 333 N Michigan Ave, Chicago, IL · +18554663948
- Jireh Plumbing · 1 E Erie St Ste 525, Chicago, IL · +17732998262
Get free quotes from Chicago, IL pros →
Data by Servik — verified local pros from official license records and public sources. Cost figures are typical ranges, not quotes; a pro's written estimate is the real number.