Electric Water Heater Thermostat Replacement
Standard $260Website Special $225You save $35Calling? Just say 'Website Special.'Replace one failed upper or lower thermostat and test operation. Second thermostat: +$100.
40-Gallon Electric Water Heater — Installed from $1,475.00
Standard from $1,700Website Special from $1,475You save $225Calling? Just say 'Website Special.'Includes: Removal and haul-away of your old unit (up to 50 gallons), installation of the new unit with hot and cold connections, and T&P connection.
Add to Your Install (Optional)
| Option | Standard | Website Special |
|---|---|---|
| Shut-off valve (cold supply at heater) Recommended if your current valve is corroded or hard to turn. Your choice. | $145 | $125 |
| Drain pan | $115 | $95 |
| Pan drain line to exterior (up to 10 ft) | $195 | $165 |
| Water heater stand (18" platform) | $225 | $195 |
| City permit (if your city requires one) Applies to all units. Some cities require a permit for water heater replacement. If you skip it, pulling the permit is up to you. | $65 | $65 |
| Tankless units | ||
| Bypass / service valves (isolation valve kit) Highly recommended. Tankless units need yearly flushing, and service valves make that maintenance possible. Your choice. | $250 | $250 |
| Tankless water heater filter Highly recommended to help protect the unit from scale and extend its life. Your choice. | $200 | $200 |
Old unit over 50 gallons? Haul-away is $75.
Calling? Just say 'Website Special' and tell us which add-ons you want.
Book online anytime at your upfront price. Same-day service Monday-Friday, 8:30 AM-5:30 PM.
Water Heater Replacement in McAllen, TX
All Valley Plumbing & A/C Co. — Water Heater Online Replacement Special
Water heater leaking? No charge to come out. The replacement price is right here on this page.
No-charge visit applies to tank water heaters. Tankless units have a diagnostic fee.
Upfront Price Guide
Starting-at prices for water heater replacement in McAllen, TX and the Rio Grande Valley.
Electric Tank
| 30 gal Medium | Standard from $1,680Website Special from $1,456.86You save $223.14Calling? Just say 'Website Special.' |
| 30 gal Tall | Standard from $1,740Website Special from $1,511.85You save $228.15Calling? Just say 'Website Special.' |
| 40 gal Medium | Standard from $1,700Website Special from $1,475You save $225Calling? Just say 'Website Special.' |
| 40 gal Tall | Standard from $1,755Website Special from $1,525You save $230Calling? Just say 'Website Special.' |
| 50 gal Medium | Standard from $1,750Website Special from $1,519You save $231Calling? Just say 'Website Special.' |
| 50 gal Tall | Standard from $1,805Website Special from $1,569You save $236Calling? Just say 'Website Special.' |
Gas Tank
| 30 gal | Standard from $2,125Website Special from $1,843.98You save $281.02Calling? Just say 'Website Special.' |
| 40 gal | Standard from $2,020Website Special from $1,754.55You save $265.45Calling? Just say 'Website Special.' |
| 50 gal | Standard from $2,775Website Special from $2,412.30You save $362.70Calling? Just say 'Website Special.' |
Prices last updated: September 22, 2026
In most cases, your water heater will be replaced with a Rheem unit of the same size and capacity. If a different brand or size is needed, we'll show you the price and you approve it before any work begins.
Website Special pricing applies when you book online or mention our website pricing when you call. Standard pricing applies otherwise.
TanklessSee exact price in the online tool
Includes: Removal and haul-away of your old unit (up to 50 gallons), installation of the new unit with hot and cold connections, and T&P connection.
Why This Pricing Tool Exists
Most homeowners don't plan for a water heater replacement. When it fails, the first questions are always the same:
How much is this going to cost?
What's required versus optional?
Can I handle this without disrupting everything else I'm paying for?
This pricing tool is designed to answer those questions upfront.
By walking you through the details and showing clear pricing online, you can understand exactly what's involved before scheduling—no sales visit required, no guessing, and no surprises later.
Because unexpected water heater replacements can strain a household budget, our online pricing process includes financing options for qualified homeowners. If you indicate interest in financing, we will provide a secure pre-qualification link along with your exact price after you complete the form.
Once you review and approve the estimate, you can complete the pre-qualification process. After pre-qualification is confirmed, you may proceed with the full financing application and schedule your installation—allowing you to move forward without delaying a necessary replacement.
With transparent pricing, professional installation up to local code, and flexible payment options, you can make an informed decision and move forward with confidence—on your terms.
Start Your Pricing Below
Answer a few quick questions to see your estimated water heater replacement price.
Includes: Removal and haul-away of your old unit (up to 50 gallons), installation of the new unit with hot and cold connections, and T&P connection.
Add to Your Install (Optional)
| Option | Standard | Website Special |
|---|---|---|
| Shut-off valve (cold supply at heater) Recommended if your current valve is corroded or hard to turn. Your choice. | $145 | $125 |
| Drain pan | $115 | $95 |
| Pan drain line to exterior (up to 10 ft) | $195 | $165 |
| Water heater stand (18" platform) | $225 | $195 |
| City permit (if your city requires one) Applies to all units. Some cities require a permit for water heater replacement. If you skip it, pulling the permit is up to you. | $65 | $65 |
| Tankless units | ||
| Bypass / service valves (isolation valve kit) Highly recommended. Tankless units need yearly flushing, and service valves make that maintenance possible. Your choice. | $250 | $250 |
| Tankless water heater filter Highly recommended to help protect the unit from scale and extend its life. Your choice. | $200 | $200 |
Old unit over 50 gallons? Haul-away is $75.
Calling? Just say 'Website Special' and tell us which add-ons you want.
Quick answer
How much does water heater replacement cost in McAllen, TX?
At All Valley Plumbing & A/C Co., water heater replacement in McAllen, TX ranges from $1,456.86 to $2,412.30 (prices updated September 22, 2026). You can see your exact price online and book without a sales visit, and your price is approved before any work begins. Call 956-686-6656 if you would rather talk to someone.
Get My Price
Answer three easy questions and see your installed price. No sales visit.
Water Heater Repair Prices
$45 diagnostic fee - waived when you approve any repair.
Website Special pricing applies when you book online or mention our website pricing when you call. Standard pricing applies otherwise.
Electric Water Heater Heating Element Replacement
Standard $320Website Special $275You save $45Calling? Just say 'Website Special.'Replace one failed heating element and test heating operation. Second element: +$125.
Gas Water Heater Gas Control Valve Replacement
Standard $490Website Special $425You save $65Calling? Just say 'Website Special.'Replace failed gas control valve/thermostat and verify proper burner operation.
Gas Water Heater Thermocouple Replacement
Standard $260Website Special $225You save $35Calling? Just say 'Website Special.'Replace failed thermocouple and verify pilot/burner operation.
Tank Water Heater Flush / Descaling
Standard $435Website Special $375You save $60Calling? Just say 'Website Special.'Drain and flush tank to remove sediment and mineral buildup.
T&P Relief Valve Replacement
Standard $260Website Special $225You save $35Calling? Just say 'Website Special.'Replace temperature and pressure relief valve and test for proper operation.
Anode Rod Replacement
Standard $260Website Special $225You save $35Calling? Just say 'Website Special.'Remove and replace sacrificial anode rod to help protect the tank from corrosion. If the rod is seized or overhead clearance is limited, we show you the price before any extra work.
Prices include parts, labor, and testing. If we find anything the posted price doesn't cover, we show you that price first and you approve it before we touch it.
Prices last updated: September 22, 2026
Is your Rheem water heater still under warranty?
Check coverage with Rheem and see our posted price to install a covered tank.
Check your Rheem warrantyFrequently Asked Questions
Electric tank replacements start at $1,456.86 and gas tank replacements start at $1,754.55, including removal and haul-away of the old unit up to 50 gallons and installation of the new one. Use the online pricing tool on this page to get your exact price in about 60 seconds.
Includes: Removal and haul-away of your old unit (up to 50 gallons), installation of the new unit with hot and cold connections, and T&P connection.
Rusty or brown hot water, water pooling under the tank, popping or rumbling sounds, or hot water that runs out much faster than it used to. Most tanks in the Rio Grande Valley last about 8 to 12 years.
Yes. The prices posted here are our online booking prices — there is no separate coupon.
It's the silver or white sticker on the side of the tank, usually at eye level or a little below, listing the brand, model number, serial number and the size in gallons. Type the model number from that sticker into the pricing tool on this page and it shows your exact installed price.
In most cases, your water heater will be replaced with a Rheem unit of the same size and capacity. If a different brand or size is needed, we'll show you the price and you approve it before any work begins.
No. You get your price online, book online, and we install. No sales visit, no upsell.
Turn off the cold water valve on top of the heater, turn off power at the breaker (electric) or set the gas valve to OFF/pilot (gas). Book online anytime at your upfront price. Same-day service Monday-Friday, 8:30 AM-5:30 PM.
Most standard tank replacements are completed the same day.
Yes, for qualified homeowners; a pre-qualification link is sent with your estimate.
McAllen, Mission, Edinburg, Pharr, Weslaco, Harlingen and the Rio Grande Valley.
Ready to Book Your Water Heater Replacement?
This is an online special — book directly online in minutes.
Have ready:
- If you already sent your label photo above, we have it — no need to send it twice.
- If not: one photo of the heater's label and one of the full tank.
Questions? 956-686-6656 | Book online anytime at your upfront price. Same-day service Monday-Friday, 8:30 AM-5:30 PM.
¿Cuánto cuesta cambiar un boiler en McAllen?
En All Valley Plumbing & A/C Co., cambiar un boiler (calentador de agua) en McAllen y el Valle cuesta desde $1,456.86 hasta $2,412.30, ya instalado. El precio incluye la instalación y retirar el boiler viejo de hasta 50 galones. Nuestros precios están publicados aquí mismo: usted ve su precio antes de que vayamos. Sin sorpresas y sin vendedores en su casa.
¿Busca el precio de un boiler instalado en McAllen? Está publicado arriba.
¿Su boiler está goteando? No cobramos por ir a revisarlo. (Los boilers sin tanque / tankless tienen un cargo de diagnóstico.)
Con nosotros, desde $1,456.86 instalado, según el tamaño (30, 40 o 50 galones). Todos los precios están publicados en esta página.
No. El precio ya está en línea. Puede reservar en línea o llamarnos y le confirmamos el mismo precio.
Sí. Se habla español. Llame al (956) 686-6656.