Tankless water heater — Longmont, CO
Last updated: September 24, 2026
What affects the price
The final price for a new water heater depends on a few moving parts. First, you have to choose the right fuel source—gas or electric—and decide if you want to stick with a standard tank or upgrade to a tankless model. We also look at the physical space where it sits and whether your current venting or gas lines meet modern safety codes. If we need to move the unit or upgrade plumbing to get it up to speed, that shifts the labor involved. Exact pricing confirmed free on the call.
About this service
A tankless water heater heats water only as it passes through the unit, saving space and energy by eliminating a storage tank. This is a great choice if you want endless hot water or are looking to lower your monthly utility bills. Installing one involves upgrading gas lines or electrical circuits to meet the unit's power needs. Total costs depend on the capacity required for your household. Exact pricing confirmed free on the call.
While you might not think about hot water as much in the summer, it is a great time to evaluate your system’s health. Because the incoming groundwater is warmer, your heater doesn't have to work as hard, making it a stress-free window to replace an aging unit before you hit the busy autumn season.
Frequently asked in Longmont
What's the average cost for a hot water heater in Longmont?
How can I find 'water heater near me' in Longmont?
What's the average cost of putting in a new water heater in Longmont?
The average cost of putting in a new water heater in Longmont depends on several variables, including the type of unit selected—tankless versus storage tank—and the specific installation requirements of your property. Older homes in areas like the Prospect neighborhood might require more extensive plumbing or venting work compared to newer constructions. We provide transparent, no-obligation quotes after assessing your home's unique needs, ensuring you receive an accurate estimate for your new water heater installation.
What is the most efficient type of water heater for Longmont homes?
For Longmont homes, energy-efficient water heaters, particularly on-demand or tankless models like those from Rinnai, are generally the most efficient. These systems heat water only when needed, significantly reducing energy waste compared to traditional storage tank heaters. Heat pump water heaters are also highly efficient alternatives. We can assess your household's hot water usage and recommend the most efficient type of water heater that aligns with your energy conservation goals and budget.
What are the signs I need a new hot water heater in Longmont?
Are Navien tankless water heaters a good fit for Longmont?
Navien tankless water heaters are an excellent choice for Longmont residents seeking advanced efficiency and reliable hot water. These units heat water on demand, significantly reducing energy consumption and utility costs, which is particularly beneficial given Colorado's climate variations. Their compact design also saves space, a valuable asset in many Longmont properties. We can assess your home's hot water needs and existing infrastructure to determine if a Navien tankless system is the optimal solution for you.
What are the benefits of an energy-efficient water heater in Longmont?
An energy-efficient water heater provides significant benefits for Longmont homeowners, primarily through reduced utility bills and a lower environmental impact. Models such as tankless or heat pump water heaters consume less energy to provide the same amount of hot water as older, less efficient units. This translates to cost savings over the lifespan of the appliance. We can help you select an energy-efficient model that meets your household's hot water demands while maximizing savings and sustainability.
Also serving nearby: Boulder · Thornton · Westminster · Arvada · Greeley
More on this: DOE water heating — efficiency and sizing.
Service area details
Serving all of Longmont — population 98,630; about 3,396 residents per square mile across 29.0 sq mi. ZIP codes covered include 80501, 80502, 80503, 80504.
Neighborhoods served in Longmont: Meadowdale, Downtown Longmont, Prospect, St. Vrain Greenway — and every surrounding area.
Areas we serve
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