(866) 871-2892

Home › Colorado › Boulder

Water Heater Repair in Boulder, CO

66% of households in Boulder heat with gas. That is the strongest free clue to what kind of water heater is in your basement, and it decides which faults are even possible.

Answer first

Most households in Boulder heat with gas — 66% of them — which is the strongest free clue to what stands in the basement, though the figure counts house heating rather than the water heater itself. On a gas heater the suspects are the pilot, the thermocouple and the gas control valve, in that order.

Source: US Census Bureau, American Community Survey 5-year estimates, table B25040.

HeaterRelay is a referral service, not a contractor. We connect homeowners with independent contractors. Contractors are required to hold whatever credential their state or municipality demands. Every state page sets out who licenses plumbers there and where to check, so you can confirm before work begins. We carry out no work, we sell no equipment, we do not set prices, and we never charge homeowners anything — the contractors in our network pay us when we route them a call.
1

What Boulder runs on

Most households here burn gas, which means the tank usually has a flame under it and a vent above it, and both can be the reason for cold water.

FuelShare of households
Gas — mains and bottled66%
Electricity30%
Fuel oil and keroseneunder 1%
Everything else3%

Source: US Census Bureau, American Community Survey 5-year estimates, table B25040 (house heating fuel), 2023 release. Universe: 54,241 occupied housing units in the ZIP code areas covering Boulder.

The Colorado average is 5 points lower, so the state figure would mislead you about this town.

It is worth being precise: this counts home heating fuel. It predicts the water heater well and does not measure it, and no published table measures it directly.

2

Which one do you have

The quick test is the top of the tank. A vent pipe means combustion; no vent means elements. Knowing which of the two you own is the difference between a diagnosis and a guess.

Then match what you are seeing: cold from the start, hot then cold, banging and popping, or a leak.

ZIP codes we route in Boulder

  • 80301
  • 80302
  • 80303
  • 80304
  • 80305
  • 80309
  • 80310
3

Nearby towns, and what they burn

The nearby towns we route all lead on gas as well, so the regional pattern is consistent. It still does not tell you what is in your own house.

Know the fuel and the symptom? That is most of the call.Gas and electric heaters fail in almost entirely different ways, so saying which you have gets you to the right person faster. We route the call and never charge you for it. Whatever else is wrong in Boulder, mention it while we have you.

Call (866) 871-2892
Call (866) 871-2892