Licensed Plumber Required

Sewer Line Replacement Cost in Nashville, TN

Cast Iron – 2 Bath (Pre-1960)

The average cost of sewer line replacement in Nashville, TN with Cast Iron pipes (2-bath, 1,500 sq ft) is $8,140, with most homeowners paying between $6,760 and $9,930 depending on access difficulty, permit requirements, and contractor availability.

Cost Breakdown - Nashville, TN

Parts & Materials
$4,090
Cast Iron profile
Labor
$3,730
31 hrs x $102/hr
Permits & Misc
$320
permits, disposal, parts
Total Estimate
$8,140
Range: $6,760-$9,930

* Estimates based on Nashville area labor rates ($102/hr). Actual costs vary. Get 3 quotes.

Home Profile

Pipe Material
Cast Iron
Bathrooms
2 Bath
Home Size
1,500 sq ft
Local Labor Rate
$102/hr

Signs You Need This Service

  • !Recurring sewer backups despite repeated cleaning
  • !Sewer line over 40 years old
  • !Tree root intrusion confirmed on camera
  • !Collapsed or offset pipe sections
  • !Escalating repair costs with no lasting fix

What is Included

  • +Full camera inspection and mapping
  • +Excavate full sewer line length
  • +Remove old clay, cast iron, or Orangeburg pipe
  • +Install new PVC or HDPE sewer line
  • +Backfill and restore landscaping
  • +Permit, inspection, and city approval

Ready to Hire a Plumber in Nashville?

Use this estimate as your baseline. Get at least 3 quotes and ask each plumber to itemize parts, labor, and permits separately.

Fair range: $6,760 to $9,930

Compare Quotes from Top-Rated Plumbers via Angi

Frequently Asked Questions

How much does sewer line replacement cost in Nashville, TN?

The average cost of sewer line replacement in Nashville, TN is $8,140, with most homeowners paying between $6,760 and $9,930 depending on home conditions and contractor availability.

How long does sewer line replacement take?

Most sewer line replacement jobs take 31.0 hours for a 2-bathroom home with Cast Iron pipes. Complex jobs or older homes may require additional time.

Can I do sewer line replacement myself?

This job requires a licensed plumber due to permit requirements, complexity, or safety considerations.

What affects sewer line replacement cost in Nashville?

Key cost factors include pipe material (Cast Iron), home size (1,500 sq ft, 2 baths), local labor rates ($102/hr in Nashville), and permit fees.

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