Water heater installation in Henderson, NV
Across the Las Vegas Valley, a standard 50-gallon gas tank installation generally runs $1,400 to $2,100, with larger tanks and tankless conversions higher. Those are market ranges rather than a quote — yours comes in writing before anything is disconnected. Sunrise Service is a licensed Nevada plumbing contractor, C-1D #0079086, installing tank and tankless systems across the valley since 1993, and we take $100 off when we haul away your old tank.
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Local Cost Breakdown
How much does water heater installation cost in Henderson, NV?
Two things drive it: which unit you choose, and the condition of whatever it is connecting to. These are typical installed ranges across the Las Vegas Valley in 2026:
| UNIT TYPE | LAS VEGAS VALLEY RANGE, 2026 | WHAT DRIVES IT |
|---|---|---|
| 40-gallon electric tank | $1,200 – $1,700 | The simplest swap — no venting to rebuild. Two to three hours where the existing circuit already supports it. |
| 50-gallon gas tank | $1,400 – $2,100 | The valley’s most common replacement. Venting condition and gas line sizing decide where inside the range it lands. |
| 75–80 gallon tank | $2,200 – $2,800 | Larger households. Bigger unit, heavier to handle, and occasionally a supply upgrade to feed it. |
| Tankless conversion | $2,500 – $4,500 | The gas line and venting drive this, not the appliance. Budget a full day on site. |
Those figures describe the market rather than your home. Two installs of the identical unit can land hundreds apart depending on access, whether the existing venting and supply still comply, and whatever the last installer left behind — none of which can be judged until someone opens the closet. Your own number, with parts, labor and permit in a single figure, comes before any work starts.

What’s included in a water heater installation?
Sizing and selection
We confirm the unit actually suits the household rather than matching whatever was there before. Tank capacity, fuel type, venting route and recovery rate all get checked against how the home actually uses hot water.
Permit
We file with the City of Henderson before work starts. The permit is inside the quoted price, never billed separately afterwards.
Removal and haul-away
The old unit is drained, disconnected and taken away. If it is a 40 to 75 gallon tank being replaced with a new one, that is where the $100 buy-back applies.
Installation
New unit set and connected, with venting, gas or electrical supply, shut-off, expansion tank and connectors all brought to code as the install requires.
Testing and inspection
We fill and fire the system, check for leaks at every connection, verify the temperature and pressure relief valve, and confirm recovery. The permit inspection is scheduled and we meet the inspector.
Walkthrough
Before we leave you know how to shut it off, what the warranty covers, and when it should next be flushed.
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Find Your Match
Tank vs. tankless water heater: which is right for your Henderson home?
Tank water heaters are the best solution for most Henderson homes. It costs less up front, the swap is a same-day job in most cases, and a correctly sized tank keeps up with a normal household without difficulty.
Tankless earns its cost in specific situations rather than universally. It makes sense if you have run out of hot water regularly, if you want the floor space back, or if you are staying in the house long enough for the longer service life to matter. The catch sits upstream of the unit. Most homes here were plumbed for a tank, and a tankless burner asks for more gas at once than that supply was built to deliver — so the pipe diameter, the meter run and the vent all get reassessed before anyone quotes you an appliance. Budget a day on site and a higher number than the equipment price implies.
There is a Henderson-specific wrinkle worth knowing. Tankless units are more sensitive to scale than tanks are, because the water is heated across a narrow heat exchanger rather than sitting in a tank. In water this hard, a tankless system without treatment ahead of it needs descaling on a schedule to hold its efficiency. That does not make tankless the wrong choice here — it makes water treatment part of the decision rather than an afterthought.
Extend Your Lifespan
How long do water heaters last in Henderson’s hard water?
Las Vegas Valley water is among the hardest in the country. It arrives from the Colorado River carrying dissolved calcium and magnesium, and every gallon your water heater warms leaves a little of both behind.
The practical effect at installation time is that the manufacturer’s stated lifespan assumes water softer than ours. A tank rated for a decade in a mild-water market will generally give a Henderson home less than that if nothing else changes — which is worth knowing before you choose between two units on price alone.
Three decisions at install actually move that number. Anode rod material comes first — that is the sacrificial component that corrodes so the tank does not, and in water this hard the right choice buys real years. Then there is treatment: a softener fitted alongside a new heater protects it from day one rather than after the damage has started. Last is the flush schedule, which matters more here than the manual assumes and is far easier to keep to when it is set up at handover.
None of that is upselling. Done properly, it is the difference between one installation and two.
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What Our Customers Say
I was immediately helped on Easter Sunday when I had no hot water. They had a technician come within a few hours. The Tech, Tristin is so professional and clearly explained my choices. He ended up replacing my hot water heater and fixing the holdings.
Margy F.
I recently had a water heater replaced. Omar came out and was extremely professional and thorough. He took the time to discuss routine maintenance that would help prolong the life of my new water heater.
Adrian R.
I recently got a tankless water heater installed and I love being able to take endless hot showers… Thank you Jason for helping me understand the benefits and making sure everything went well with the installation.
Angela B.

Why Sunrise Service
Stan Gordon and Alice Ross-Gordon founded Sunrise Service in Henderson in September 1993. Within the first decade the company was installing HVAC systems in roughly 5,000 new valley homes a year — about a quarter of all new construction at the time. Matt Ballard and David Brown took over leadership in 2024. More than 100,000 homes and businesses served, still working out of 7380 Commercial Way.
For this work specifically: we are a licensed Nevada plumbing contractor under C-1D #0079086, verifiable through the Nevada State Contractors Board. We are A+ rated and accredited by the Better Business Bureau, and rated 4.9 stars across more than 1,400 Google reviews. We pull the permit on every water heater installation and meet the inspector ourselves. And we quote the full job before we disconnect anything.
Frequently Asked Questions
Do I need a permit to install a water heater in Henderson, NV?
Yes. Replacing or installing a water heater in Henderson requires a plumbing permit and an inspection. We handle the filing and meet the inspector ourselves, so it is not something you arrange. It matters later too — unpermitted work turns up when the house sells, and it is the kind of thing an insurer asks about after a failure.
Is there a rebate for replacing my old water heater?
We run a $100 buy-back on your old tank when we install a new 40 to 75 gallon tank — that comes straight off the job. It does not apply to customer-supplied equipment and cannot be combined with other offers. Separately, Southwest Gas and NV Energy have historically offered efficiency rebates on qualifying units, and those programs change year to year, so ask us what is current when we quote and we will tell you what your unit qualifies for.
What size water heater do I need?
For most Henderson households it comes down to how many people draw hot water at once. A 40 gallon tank suits one or two people, 50 gallons covers most three or four person homes, and larger households or homes with a soaking tub usually want 75 or 80. Recovery rate matters as much as capacity, which is why we size against how the home is actually used rather than replacing like for like.
Gas vs. electric water heater installation cost
Electric units generally cost less to install where the wiring already supports them, because there is no venting to build. Gas usually costs more up front and less to run, and recovers faster. In practice the choice is mostly made by what the house already has — converting between the two means either running a gas line or upgrading the electrical service, and that is what changes the number rather than the heater.
Does Sunrise Service offer financing for water heater installation?
Yes. Financing is available on water heater installations, and it is worth asking about before you narrow your choice of unit — the difference between a standard tank and a higher-efficiency or tankless system is often smaller monthly than it looks as a single figure.
Same-day water heater installation near me
When a tank has failed outright we treat it as urgent, and we run emergency service around the clock. Same-day installation is realistic for a straightforward tank-to-tank replacement, subject to the unit being in stock and the day’s schedule — call and we will tell you honestly whether today is achievable rather than promising it and rescheduling. A tankless conversion is a full day’s work and gets scheduled rather than squeezed in.
Licensed water heater installers Las Vegas Valley
Sunrise Service holds Nevada plumbing contractor licence C-1D #0079086, which you can verify yourself through the Nevada State Contractors Board. Ask any contractor for their number before they start — a licensed contractor will give it to you without hesitating, and the board’s lookup takes about a minute.
Best tankless water heater installation company in Henderson, NV
Judge it on the install rather than the brand. The three questions worth asking are whether they will resize the gas line, how they are handling the venting, and whether they pull the permit. A tankless unit installed on an undersized gas line will underperform for its whole life, and the homeowner usually blames the unit.
How long does water heater installation take?
Swapping a tank for a tank is usually a morning. Going tank to tankless takes the whole day, because the gas supply and the vent both have to be reworked before the new unit goes on the wall. Tight locations — an attic, or a closet with barely enough clearance — add time either way, and we will tell you which yours is when we quote.
What happens to my old water heater?
We drain it, disconnect it and take it away as part of the job. If it is a 40 to 75 gallon tank and we are installing a new tank, the $100 buy-back applies and comes off your invoice.
Water heater installation in Henderson, NV
Quoted in full before we start, permit included, $100 back on your old tank.

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Service Areas
At Sunrise Service, we proudly define ourselves as certified service professionals with a passion for helping our community. We are proud to offer our water heater services in and around the following communities:
- Boulder City
- Centennial Hills
- Enterprise
- Henderson
- Las Vegas
- North Las Vegas
- Paradise
- Summerlin South
- Summerlin
- Spring Valley
- Sunrise Manor
- Whitney
For more information on areas we cover or services we provide, please call (702) 213-4565.