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Water Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement Boulder
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Water Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement Boulder
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Water Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement Boulder
Water Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement Boulder
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Water Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement Boulder
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Water Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement Boulder
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Water Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement BoulderWater Heater Replacement Boulder
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Routine

Water Heater Replacement in Boulder, MT

Find trusted professionals, understand costs, and track repairs in PropDoctor

Cost Range

$900–$3,000

Local Pros

4 available

Overview

Replace your old or failed water heater with a new tank or tankless system. Includes removal of old unit, installation, connection to water and gas/electric lines, and code-compliant venting.

Boulder Climate Considerations (mixed dry)

  • Frozen pipes from extreme cold
  • Hard water mineral buildup
  • Outdoor spigot freezing

Common Signs You Need Water Heater Replacement

  • Unit is 10-15 years old
  • Frequent repairs needed
  • Rust in hot water
  • Tank leaking from bottom
  • Cannot keep up with hot water demand
  • Energy bills increasing

Water Heater Replacement Cost in Boulder

Low

$900

Average

$1,950

High

$3,000

See detailed cost breakdown →

When to Call a Professional

Call a professional when:

Water heater installation involves gas lines or high-voltage electrical, water connections, venting, and permits. Always hire a licensed plumber.

Montana licensing: plumbers are required to be licensed in Montana.

Plumbers in Boulder

ProPortal
View all 4 plumbers in Boulder

Boulder Housing Market

Median Household Income

$61,250

Median Home Value

$194,800

Median Rent

$692/mo

Homeownership Rate

71.1%

Population

1,326

Median Year Built

1972

Source: U.S. Census Bureau, ACS 2023 5-Year Estimates

Track This in PropDoctor

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Replacement
PropDoctor

Water Heater Replacement

Date

April 2026

Cost

$1,950

Vendor

Your local pro

Warranty

10-year material warranty

Boulder average: $900$3,000

Before

Issue documented with photos

After

Repair completed, area sealed

Materials Used

Water heater unitExpansion tankWater flex linesGas connector

Warranty Details

10-year material warranty

Auto-Checkup Created

"Water Heater Inspection" — every 12 months

Added by youApril 2026

Property Health Score

Good

82

plumbing category +15 pts(6782)

Documentation19/25
Maintenance20/25
Warranty22/25
Investment21/25

Your health score is calculated based on documentation completeness, maintenance currency, warranty coverage, and investment tracking.

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Maintenance Plan for Boulder

PropDoctor

Recommended Maintenance Plan — Boulder, Montana

Climate: Mixed-Dry Semi-Arid

Key Risks

  • Frozen pipes from extreme cold
  • Hard water mineral buildup
  • Outdoor spigot freezing
  • Severe hailstorms
  • Heavy snow loads

Schedule

Every 6 months

Visual inspection (DIY)(DIY)

every 12 months

Professional water heater replacement

Estimated: $1200–$4000

Year 10–15

Plan for full replacement

Estimated: $3,600–$12,000

Find Help with SmartSearch

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Find a plumber near me

I found 4 plumbers in your area. Here are the top results:

ProPortal
Professionals Found
4 results
SM

Smith & Sons

Connected

plumber

4.9(47)
BookQuote
JR

J&R Home Services

plumber

4.7(23)
From $95/hr
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Title:plumber
Category:plumber
Date:2026-04-03
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Related Services in Boulder

Montana Regulations

Building Code: IRC 2018

Seller Disclosure: Sellers of residential property must complete a Seller's Property Condition Disclosure Form.

Natural Disaster Risks: Wildfires, Blizzards, Flooding, Earthquakes

Frequently Asked Questions

How much does water heater replacement cost in Boulder, MT?
Water Heater Replacement in Boulder typically costs between $900 and $3,000. Factors that affect cost include Tank vs tankless, Gas vs electric, Tank size (40-80 gallon). Boulder-area costs reflect the local market.
Do plumbers need a license in Montana?
Yes, Montana requires plumbers to be licensed. Always verify your contractor's license before hiring. Montana follows IRC 2018 building codes.
Should I hire a professional for water heater replacement?
Water Heater Replacement is generally recommended as a professional service. Water heater installation involves gas lines or high-voltage electrical, water connections, venting, and permits. Always hire a licensed plumber..
Do I need a permit for water heater replacement in Montana?
Permit requirements for water heater replacement vary by jurisdiction in Montana. Check with the Boulder building department or your contractor.
What plumber problems are common in the Boulder area?
Due to the mixed dry climate in Boulder, common issues include: Frozen pipes from extreme cold; Hard water mineral buildup; Outdoor spigot freezing. Regular maintenance can prevent many of these problems.
When is the best time for water heater replacement in Boulder?
In Boulder's mixed dry climate, winter poses the highest risk with Heavy snow loads and Extreme cold (-20°F possible). Schedule water heater replacement before winter to avoid emergency rates and longer wait times.
How does Boulder's weather affect home plumbing needs?
Boulder experiences 16" of annual rainfall, 30" of snowfall, 50 freeze-thaw cycles per year, which directly impacts water heater replacement requirements. The area is in USDA hardiness zone 6a. These conditions mean homeowners should budget for more frequent inspections and preventive maintenance.

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