Well Pressure Tank Replacement Costs?

On February 16, 2025  By newsroom   Topic: Home Services

1. Cost by Tank Type:

  • Diaphragm Tank:
    • $200–$500 (standard sizes)
    • Up to $2,500 for larger tanks (e.g., 119 gallons, metal options)
  • Bladder Tank:
    • $150–$400
    • Up to $1,500 for larger sizes
  • One-Compartment Tank:
    • $100–$300
  • Capacity Costs: $10–$15 per gallon, with tanks ranging from 20–120 gallons.

2. Labor Costs:

  • Plumber or Handyperson:
    • $125–$200 on average
    • Higher for hard-to-reach installations.

3. Additional Repairs:

  • Well pump replacement: ~$1,600 (if needed as part of the system).

4. DIY Considerations :

  • DIY Savings: Avoid $125–$200 labor costs.
  • Requirements:
    • Pre-charged tank
    • Familiarity with well systems
  • Tip: Ensure help for heavy lifting.

5. Money-Saving Tips:

  • Opt for a larger tank:
    • Reduces cost per gallon.
    • Extends time between replacements.
  • Consult your well pump manufacturer to confirm compatibility.

Replacing a well pressure tank is essential for maintaining water flow and pressure. Choosing the right tank type and capacity, along with professional or DIY installation, ensures smooth operation for years to come.


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