FixtureUnitFixture units in, pipe size out — the table the code actually uses.

Repipe Cost

Whole-house repipe by fixture count and bathroom count.

1 article

Whole-house repipe cost in Missouri for 12 fixtures

A whole-house repipe in Missouri
$7,398
12 fixtures · typical range $4,686 – $12,947
Typical total$617 per fixture$7,398
Range you should see in bidsthree bids on the same scope normally land inside this$4,686 – $12,947
Labor portion70% of the job — this is the part that moves by state$5,179
Material portion30% — bought at national prices$2,219
Plumbers, Pipefitters, and Steamfitters pay in Missouriabout $36/hr · BLS OEWS May 2025, SOC 47-2152$75,010/yr
U.S. mean for the same tradeSOC 47-2152$72,170/yr
Versus the national priceMissouri trade pay runs +3.9% against the U.S. mean+$198

Notes

  • Where the number comes from. The national price for a whole-house repipe is $600 per fixture — whole-house repipe pricing published for 2026, $380–$1,050 per fixture — the low end is PEX, the high end copper. Labor is about 70% of that. Plumbers, Pipefitters, and Steamfitters in Missouri average $75,010 a year against a U.S. mean of $72,170 — a factor of 1.039 — so the labor half is scaled by that and the material half is not.
  • What is in the price: new supply lines to every fixture, valves, connections at each stub-out, pressure testing, and labor.
  • What is not: drywall repair and repainting after the walls are opened, drain and vent lines, the water heater, and permits. These are the lines that turn a $7,398 quote into a $9,248 invoice, so ask about each one before signing.
  • Why state matters more than people expect. Materials ship at national prices; crews do not move. Missouri sits above the national mean by 3.9%, which lands on 70% of the job and moves the total by $198.
  • Use this as a bid check, not a quote. It prices an average job in an average condition. Difficult access, the state of what is being replaced, the season, and a crew booked out three months all move the real number, and none of them are in a per-unit average.

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Whole-house repipe cost by state

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