⚡ Plumbing · St. Louis, MO

How Much Does It Cost to Repipe a House in St. Louis, MO?

Local pricing for the St. Louis metro area · Updated April 2026

Low End
$3,780
Basic install
Average Cost
$7,080
Most homeowners pay this
High End
$14,160
Complex install
$4,960
Labor (70%)
$2,120
Materials (30%)
3–7
Days to complete

What Affects Your Price?

The cost to repipe a house in St. Louis ranges from $3,780 to $14,160, with most homeowners paying around $7,080. Your actual cost depends on several factors specific to your home and the St. Louis market.

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Pipe Material (Pex Vs Copper)
Home Size
📏
Number Of Fixtures
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Slab Vs Crawlspace
🏗️
Wall Access

The Midwest has a strong pool of skilled tradespeople, and labor rates tend to be moderate compared to coastal cities. Union and non-union shops both compete, giving homeowners options on pricing.

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Permit Required in St. Louis

Budget $92–$460 for permits and inspections. Your contractor typically handles the permit process, but confirm this upfront.

Local Climate Considerations

Freeze protection is critical here. Budget for pipe insulation, heat tape on exposed runs, and deeper trenching below the frost line. Winter plumbing work typically costs more due to frozen ground conditions.

Can You DIY?

🚫 Not a DIY Project

This project requires a licensed professional in St. Louis. Attempting whole house repiping without proper licensing can void insurance and create serious safety hazards.

How to Save Money

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Frequently Asked Questions

How much does it cost to repipe a house in St. Louis, MO?

The average cost is $7,080, with most homeowners paying between $3,780 and $14,160 depending on project complexity.

Is a permit required for whole house repiping in St. Louis?

Yes, a permit is typically required. Check with your local building department for specifics.

How long does whole house repiping take in St. Louis?

Most projects take 3–7 days to complete.

Related Costs in St. Louis

Repipe a House in Nearby Cities

Repipe a House in Kansas City, MO — $7,030 Repipe a House in Springfield, MO — $6,340 Repipe a House in Columbia, MO — $6,630
Last updated: April 06, 2026 · Cost data based on local labor rates and market conditions in the St. Louis metropolitan area.