Licensed Plumber Required

Tankless Water Heater Installation Cost in Lexington, KY

Luxury Home – Copper 5 Bath

The average cost of tankless water heater installation in Lexington, KY with Copper pipes (5-bath, 5,000 sq ft) is $3,390, with most homeowners paying between $2,810 and $4,140 depending on access difficulty, permit requirements, and contractor availability.

Cost Breakdown - Lexington, KY

Parts & Materials
$2,060
Copper profile
Labor
$1,070
9.2 hrs x $98/hr
Permits & Misc
$260
permits, disposal, parts
Total Estimate
$3,390
Range: $2,810-$4,140

* Estimates based on Lexington area labor rates ($98/hr). Actual costs vary. Get 3 quotes.

Home Profile

Pipe Material
Copper
Bathrooms
5 Bath
Home Size
5,000 sq ft
Local Labor Rate
$98/hr

Signs You Need This Service

  • !Constantly running out of hot water
  • !High energy bills from aging tank unit
  • !Upgrading during kitchen or bath renovation
  • !Adding a new bathroom or ADU
  • !Tank water heater at end of life

What is Included

  • +Remove existing water heater
  • +Wall-mount new tankless unit
  • +Upgrade gas line if required
  • +Install dedicated venting
  • +Program and commission unit
  • +Test flow at all fixtures

Ready to Hire a Plumber in Lexington?

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

Fair range: $2,810 to $4,140

Compare Quotes from Top-Rated Plumbers via Angi

Frequently Asked Questions

How much does tankless water heater installation cost in Lexington, KY?

The average cost of tankless water heater installation in Lexington, KY is $3,390, with most homeowners paying between $2,810 and $4,140 depending on home conditions and contractor availability.

How long does tankless water heater installation take?

Most tankless water heater installation jobs take 9.2 hours for a 5-bathroom home with Copper pipes. Complex jobs or older homes may require additional time.

Can I do tankless water heater installation myself?

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

What affects tankless water heater installation cost in Lexington?

Key cost factors include pipe material (Copper), home size (5,000 sq ft, 5 baths), local labor rates ($98/hr in Lexington), and permit fees.

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