Missouri · Plumbing
Whole-House Repipe cost in Missouri
Statewide pricing, permit posture and inspection sequence for whole-house repipe in Missouri. Your city or county issues the actual permit — use the local links below to confirm fees.
Verified August 2026
Whole-House Repipe cost in Missouri
$4,100 – $14,400
Most Missouri homeowners pay around $7,400, or $4,050–$14,400 per house repiped. Permit fees typically add $100–$385.
Permit: Yes. Code adoption is local — local adoption of the irc; no statewide residential code.
Cost breakdown
| Budget scope | $4,100 |
|---|---|
| Typical project | $7,400 |
| Premium / complex | $14,400 |
| per house repiped | $4,050 – $14,400 |
| Permit fees | $100 – $385 |
| vs national baseline | -10% |
| Timeline | 3-6 days of work, 2-5 weeks including inspections and drywall repair |
What is different about whole-house repipe in Missouri
Permitting varies more within Missouri than between many states — St. Louis County municipalities can require full review while nearby unincorporated areas require little.
Owner-builder: Homeowner permits widely allowed. Whole-House Repipe generally requires a licensed contractor to pull the permit, even where owner-builder status is available.
Inspections
- Rough plumbing / pressure test
- Drywall patch
- Final inspection
What drives the price
- Number of bathrooms and fixtures
- Slab versus attic routing
- PEX versus CPVC versus copper
- Drywall cutting and patching
- House square footage and stories
Frequently asked questions
Do I need a permit to repipe a house?
Yes. A whole-house repipe is major plumbing work and requires a permit, a pressure test inspection and a final inspection in every Florida jurisdiction.
Sources
Sources & verification
Last verified August 2026. Cost figures are modeled estimates based on national baselines adjusted for local labor and material pricing — they are not quotes. Permit rules change; confirm with the building department before starting work.