Licensed Plumber Required

Water Heater Replacement (Tank) Cost in Saint Louis, MO

PEX Pipes – 2 Bath

The average cost of water heater replacement (tank) in Saint Louis, MO with PEX pipes (2-bath, 1,500 sq ft) is $1,000, with most homeowners paying between $830 and $1,220 depending on access difficulty, permit requirements, and contractor availability.

Cost Breakdown - Saint Louis, MO

Parts & Materials
$580
PEX profile
Labor
$370
3.1 hrs x $102/hr
Permits & Misc
$50
permits, disposal, parts
Total Estimate
$1,000
Range: $830-$1,220

* Estimates based on Saint Louis area labor rates ($102/hr). Actual costs vary. Get 3 quotes.

Home Profile

Pipe Material
PEX
Bathrooms
2 Bath
Home Size
1,500 sq ft
Local Labor Rate
$102/hr

Signs You Need This Service

  • !No hot water or only lukewarm water
  • !Rusty or discolored hot water
  • !Water heater older than 10 years
  • !Rumbling or popping sounds from tank
  • !Water pooling around the base of unit

What is Included

  • +Shut off gas/electric and water supply
  • +Drain and disconnect old unit
  • +Install new tank water heater
  • +Reconnect gas or electric supply
  • +Test pressure relief valve
  • +Haul away old unit

Ready to Hire a Plumber in Saint Louis?

Use this estimate as your baseline. Get at least 3 quotes and ask each plumber to itemize parts, labor, and permits separately.

Fair range: $830 to $1,220

Compare Quotes from Top-Rated Plumbers via Angi

Frequently Asked Questions

How much does water heater replacement (tank) cost in Saint Louis, MO?

The average cost of water heater replacement (tank) in Saint Louis, MO is $1,000, with most homeowners paying between $830 and $1,220 depending on home conditions and contractor availability.

How long does water heater replacement (tank) take?

Most water heater replacement (tank) jobs take 3.1 hours for a 2-bathroom home with PEX pipes. Complex jobs or older homes may require additional time.

Can I do water heater replacement (tank) myself?

This job requires a licensed plumber due to permit requirements, complexity, or safety considerations.

What affects water heater replacement (tank) cost in Saint Louis?

Key cost factors include pipe material (PEX), home size (1,500 sq ft, 2 baths), local labor rates ($102/hr in Saint Louis), and permit fees.

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