Plumbing Work Cost in St. Louis, MO
Plumbing Work in St. Louis, MO costs a median of $3,100, with the middle 50% of projects between $1,518 and $5,700. Based on 50,259 permits filed between January 2018 and April 2026 with City of St. Louis Department of Public Safety. Last updated April 23, 2026.
Sourced from 50,259 building permits on file with the City of St. Louis. Source: St. Louis Building Permits.
Types of Plumbing Work Work in St. Louis
| Type | Typical cost | Range | Projects |
|---|---|---|---|
| Fixtures | $3,500 | $500 - $9,000 | 23 |
| Repipe | $4,600 | $500 - $20,000 | 262 |
| Sewer Line | $3,000 | $100 - $20,000 | 612 |
| Water Heater | $2,000 | $100 - $20,000 | 772 |
What Most Homeowners Paid
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Half of all projects cost less. Half cost more.