Plumbing Work Cost in St. Louis, MO
Plumbing Work in St. Louis, MO costs a median of $3,159, with the middle 50% of projects between $1,584 and $5,750. Based on 51,891 permits filed between January 2018 and July 2026 with City of St. Louis Department of Public Safety. Last updated July 10, 2026.
Sourced from 51,891 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.