Missouri overview / Local market page

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Sewer Line Replacement Cost in St. Louis, MO

In St. Louis, sewer line replacement typically costs between $3,200 and $10,000, with most homeowners paying around $6,500. The middle 50% of projects fall between $4,550 and $8,500. These figures are based on 4 recent projects in your area.

Early data · 4 reports so far. compare with the broader service overview before making a decision. More reports make this guide stronger.

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Price distribution

Median $6,500.00 · typical $4,550.00–$8,500.00

$6,500.00

$3,200.00

$10,000.00

Shaded band: middle 50% of reports (25th–75th percentile). Median tick in teal.

Most jobs land between $3,470.00 and $9,700.00 (5th–95th percentile). Ignoring 1 outlier below and 1 above.

Based on reports from Apr 2026 (first entries this month).

Data freshness: 4 reports in the last 90 days. Help keep this current →

Data last updated Apr 7, 2026.

Latest reports

The underlying prices behind this page.

4 total reports

$10,000.00

7 days ago

Was quoted about $10k in 2014 for a similar job, including removing a tree and dealing with dips in the line.

$8,000.00

7 days ago

We replaced our sewer line and it cost about $8k. Similar situation to the one described, with quotes ranging from 8-15k.

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Real homeowner write-ups, locked.

$ • • •

7 days ago

"Had the entire sewer line replaced for about $5k, excluding the part out to the street which was fine."

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