How much does it cost to install a 40-gallon water heater?

Author: Mervin Jast  |  Last update: Tuesday, August 5, 2025

Naturally, tanks that heat more gallons of water typically have a higher price point, so the larger the tank size, the more you can expect to pay. For example, the average 40-gallon water heater installation cost runs between $1,000 and $2,500, while its 80-gallon counterpart runs between $2,650 and $3,910.

How much does it cost to install a 40-gallon hot water heater?

The cost to replace a 40-gallon water heater is $600 to $1,600 for an electric unit or $900 to $3,000+ for a gas unit, including installation labor. A 40-gallon water heater costs $400 to $2,000 for the unit alone, depending on the brand, features, energy efficiency, and fuel type.

How much does Lowe's charge to install a water heater?

The price depends on whether you want an electric or gas water heater. The basic installation fee at Lowe's is around $320. But, before the contractor can set up the heater, they'll need to come to your home to check the conditions and determine the best location for it. This inspection will cost you an additional $34.

How long does it take to install a 40-gallon hot water heater?

How long does it take to install a 40-gallon hot water heater? For tank-to-tank installation, anticipate up to three to four hours.

Why is installing a water heater so expensive?

One of the most common factors as to why tankless water heater installations are expensive is that they have very complex designs which include gas lines, water lines, electrical wiring, and more.

Actual Cost For a New Water Heater (Complete Breakdown)

What is the labor cost to install a hot water heater?

Labor Cost to Install Water Heater

In general, plumbers cost $45 to $200 per hour, while electricians cost $50 to $100 per hour. Expect the following average price ranges for labor alone: Replacing a tank-style water heater: $150–$450. Replacing a tankless water heater: $600–$1,850.

Does homeowners insurance cover a water heater?

Whether or not homeowners insurance covers water heater leaks depends on the specific circumstances of the leak and the terms of your policy. In general, if the leak is sudden and accidental, and not caused by your negligence, your policy will likely cover the cost of repairs.

Does Home Depot install water heaters?

The Home Depot partners with local, licensed and insured professionals to help homeowners choose the right water heater for their home. If you live within 30 miles of a Home Depot store and call us before noon at 1-800-HOME-DEPOT, our team offers same-day installation.

How many showers can you take with a 40 gallon water heater?

For instance, a typical shower uses about 10 gallons of hot water. So, if you have a 40-gallon hot water tank, you should be able to get four average-length showers out of your hot water tank. This also depends on how much hot water you use for other things.

How long does it take for a plumber to install a hot water heater?

Once you decide to (or are forced to) replace your current water heater, there are a few decisions you need to make to get the process started. If there are no issues or complications, a licensed plumber should be able to complete the process in 2-3 hours.

Will a plumber install a water heater I bought?

Licensed plumbers have the training and experience to properly install hot water heaters of all types. This includes electric and gas, tank and tankless, heat pump and geothermal. The job sometimes requires skills in addition to plumbing.

Can I install a water heater myself?

Do not attempt installing a gas water heater yourself unless you're experienced and comfortable with soldering, working with natural gas and following local installation codes. Save yourself the hassle with our gas water heater installation services which include removal of the old water heater.

Who is best to install a water heater?

However, we strongly recommend hiring a licensed plumber or water heater installer to handle the work. Licensed installers are far less likely to make a mistake during the installation, which means paying for the experience decreases your risk of a leak and other issues.

What is the lifespan of a 40 gallon water heater?

A standard 40-gallon tank will last between 10 and 15 years while larger tanks (50 gallons) have a lifespan of up to 20 years. If you live in an area with hard water, the life expectancy of your water heater may be much shorter than if you lived in an area with soft water.

How much does Lowes charge to install a water heater?

The price depends on whether you want an electric or gas water heater. The basic installation fee at Lowe's is around $320. Once you purchase the project, a trusted independent installer will contact you to schedule your installation.

Is a 40 gallon water heater enough for 2 people?

A 40 gallon hot water heater can accommodate around 2 to 3 people in a home. This is a rough estimate that will vary based on the number of appliances in your house and the average duration of your shower.

How long should a 40 gallon water heater take to heat up?

An average 40-gallon heater will only take about 30 to 40 minutes to provide heat water, while you can expect hot water from a larger tank (80-gallons) in approximately 60 to 70 minutes. Electric hot water tanks, on the other hand, will take a little longer.

How much hot water does a 10 minute shower use?

Generally, taking a shower uses less water than a full bath. A standard showerhead flows at a rate of 2.5 gallons per minute . This means that a ten-minute shower only uses 25 gallons of water.

How long will 40 gallons of water last?

For example, if one were to use this amount solely for drinking and cooking purposes, it could potentially last a single individual for approximately 5-7 days. If this volume is also allocated for personal hygiene, such as showers and washing dishes, the duration might decrease to 2-3 days.

What is the labor cost to install a 40 gallon hot water heater?

For example, the average 40-gallon water heater installation cost runs between $1,000 and $2,500, while its 80-gallon counterpart runs between $2,650 and $3,910.

What brand of water heater is the most reliable?

Best Water Heater Brands Ranked
  1. Navien. In 1978, Navien got its start in the water heater business. ...
  2. Bradford White. Bradford White began in 1881. ...
  3. Kenmore. Kenmore is a recognizable brand, but usually in the kitchen appliance sphere. ...
  4. Rheem. ...
  5. Rinnai.

Who do you get to install a water heater?

After buying a new water heater from a plumbing company, it is installed by a licensed plumber. He or she performs all work necessary to place your new system into service for your family's use.

Does new water heater lower insurance?

A new water heater can significantly reduce your insurance premiums due to the lower risk involved. If your water heater is old or faulty, find a professional plumber to replace it.

How long does a water heater last?

While today's water heaters are better designed than older models, they still require regular maintenance in order to prolong their lives. With regular inspection, draining, and flushing, you can expect a gas water heater to last anywhere from 8-12 years and an electric water heater to last anywhere from 10-15 years.

What type of water damage is covered by homeowners insurance?

In general terms, water damage that is considered “sudden and accidental” will most likely be covered by your homeowners policy.

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