Storage tank
$1,600–$2,400Typical cost, including installation
WATER HEATER REPLACEMENT IN RED OAK
Red Oak Water Heater
Replacement
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See what replacement costs ↓RED OAK AT A GLANCE
Replacing a water heater in Red Oak.
In Red Oak, a single-trade job like a water heater swap is $100 per contractor, and licensed-trade contractors must register every year in the Community Core portal. Oncor delivers power and Atmos supplies gas. The city buys water from Dallas Water Utilities, but some neighborhoods are served by other water providers.
- Permit to replace with the same type
- Yes · City of Red Oak Development Services (Permits & Inspections)
- Permit fee
- $100 per contractor for work involving only one trade, such as a plumber (Master Fee Schedule, Resolution 25-087R, rev. 12/23/2025)
- Who gets the permit
- Contractors registered with the city. Homeowners register in Community Core too; the city offers 'Homeowner and Contractor Registration' and how-to guides for both.
- Electric utility
- Oncor Electric Delivery (wires) with a retail electric provider chosen by the customer
- Gas utility
- Atmos Energy
- Water
- City of Red Oak (water purchased from Dallas Water Utilities). The city says portions of Red Oak fall under other water CCN (service-area) holders, so some addresses have a different water provider.
- Rebate worth checking
- Oncor Marketplace – Heat Pump Water Heater Retailer Coupon (Active)
- Typical home
- Built 2007 (median) · 76% owner-occupied
- Companies found
- 4 that advertise water heater work
01 / TYPICAL PRICES
What a new water heater costs.
Know before you call.
Heat-pump tank
$2,500–$5,000Typical cost, including installation
Tankless
$2,400–$5,400Typical cost, including installation
AI equipment illustrations; models vary and images are not to scale. Typical national prices from Home Depot ↗, checked September 28, 2026. The source doesn’t say how many jobs the ranges are based on. These are not Red Oak averages or guaranteed quotes.
Compare what each quote includes.Equipment · Labor · Permits · Old heater removalHow to compare quotes →
What we know about prices in Red Oak
- National installer’s published rangeThe ranges above. Home Depot ↗
- Local permit fee$100 per contractor for work involving only one trade, such as a plumber (Master Fee Schedule, Resolution 25-087R, rev. 12/23/2025). City of Red Oak Development Services (Permits & Inspections) fee source ↗
- Local company’s advertised price2 of the companies listed for Red Oak post water heater prices or specials on their websites: Mr. Rooter Plumbing (Ennis / Waxahachie), ARS/Rescue Rooter Dallas. Each offer has its own conditions.
- Measured local dataNot collected yet, so no Red Oak average is shown.
What can change the price in Red Oak?
Any major electrical, plumbing or mechanical work on the main building counts as a remodel. Permits expire six months after they're issued.
02 / COMPANIES WE FOUND
Who replaces water heaters in Red Oak?
Companies that advertise water heater replacement here, with what their water heater customers say.
Companies we found in our research. They are not Ember & Tank providers or partners. We show selected reviews, not a rating or every review. How we choose reviews →
Mr. Rooter Plumbing (Ennis / Waxahachie)
Lists Red Oak among the areas it serves. Based in Ennis.
- Tank
- Repair
Published price: Coupon on location homepage: '$200 Off Water Heater Installation' (limit one per customer; offer expires 01/31/27).
What the reviews say
Water heater feedback Customers praised same-day water heater service and courteous, knowledgeable technicians.
Worth knowing No water heater complaints found in the sources checked.
3 water heater reviews read, checked September 29, 2026.
Mr. Rooter Plumbing of Dallas
Lists Red Oak among the areas it serves. Based in Farmers Branch.
- Tank
- Tankless
- Repair
- Emergency service
What the reviews say
Water heater feedback Reviewers praised same-day water heater replacement and a technician who helped secure warranty coverage on a failed unit.
Worth knowing Several customers said technicians quoted replacements they did not need or at prices far above other plumbers; Mr.
6 water heater reviews read, checked September 29, 2026.
Roto-Rooter Plumbing & Water Cleanup (Dallas)
Lists Red Oak among the areas it serves. Based in Dallas.
- Tank
- Tankless
- Heat pump
- Repair
- Emergency service
What the reviews say
Water heater feedback Company-hosted testimonials praise a prompt weekend tankless repair and clear explanations from technicians.
Worth knowing No water heater complaints found in the sources checked; the only accounts found are testimonials chosen by the company.
3 water heater reviews read, checked September 29, 2026.
ARS/Rescue Rooter Dallas
Lists Red Oak among the areas it serves. Based in Irving.
- Tank
- Tankless
- Repair
Published price: Coupon: 'Save Up to $300 on a New Water Heater' — purchase and installation of qualifying water heater required, residential only; 'Offer expires 09/30/2026.'
What the reviews say
We haven’t found reviews that mention this company’s water heater work yet.
Order: companies based in Red Oak first, then companies whose water heater reviews we’ve read. Each group is alphabetical. These businesses are not our employees or vetted partners and do not receive requests from Ember & Tank. We haven’t checked their license, insurance or quality of work. Texas plumbing license lookup ↗.
See before-and-after replacement examples from independent companies →
HOMES IN RED OAK
What Red Oak homes are like.
2007Median year built
13%Built before 1980
76%Owner-occupied
18%Heat with utility gas
86%Single-family homes
About 40% of homes were built since 2010, so many original water heaters are reaching the age when replacement planning makes sense.
77% of homes heat with electricity, which usually means an electric water heater. It’s worth getting a price on a heat pump model too.
U.S. Census Bureau, American Community Survey ACS 2024 5-year ↗ (2020-2024). Heating fuel is what homes use to heat the house. It often, but not always, matches the water heater’s fuel.
LOCAL CONDITIONS
What’s different in Red Oak.
Your water company depends on your address
Red Oak gets its water from Dallas Water Utilities through a pipeline that replaced the city's old wells. Parts of the city are in other providers' service areas (CCNs). The city posts a CCN map you can check.
Late permits cost double
If work starts before you get the permit, Red Oak doubles the fee.
ENERGY & WATER
Who supplies Red Oak homes.
Energy
- Electric: Oncor Electric Delivery (wires) with a retail electric provider chosen by the customer (Listed by the city; Power to Choose shows only Oncor for ZIP 75154)
- Gas: Atmos Energy (Listed by the city)
Water
City of Red Oak (water purchased from Dallas Water Utilities). The city says portions of Red Oak fall under other water CCN (service-area) holders, so some addresses have a different water provider.
Red Oak Utilities Providers ↗ · Red Oak 2025 Drinking Water Quality Report (CCR) ↗
REBATES & CREDITS
Rebates for Red Oak homes.
For Oncor Electric Delivery (wires) with a retail electric provider chosen by the customer and Atmos Energy customers in Red Oak. Ask installers for the price before rebates, then check with the program that you qualify.
- Oncor Marketplace – Heat Pump Water Heater Retailer Coupon ↗Active$500-off coupon for an ENERGY STAR heat pump water heater, reserved through the Oncor Marketplace and used at participating retailers (Home Depot or Lowe's, online or in store).
- Federal Energy Efficient Home Improvement Credit (25C) ↗EndedCovered improvements made through December 31, 2025.
Checked September 29, 2026. Who qualifies and the conditions: Texas rebates · How to check an incentive.
PERMITS & LICENSING
Permits and licenses in Red Oak.
Permits and who issues them
Red Oak charges a one-trade permit fee per contractor, for example a plumber. Apply in the city's Community Core portal. If work starts before the permit is issued, you pay double.
Yes. Anyone getting a permit must have a valid contractor registration on file, and all licensed-trade contractors must register every year in Community Core.
City of Red Oak Development Services (Permits & Inspections) ↗ · Red Oak Master Fee Schedule (rev. 12/23/2025) ↗ · Red Oak Contractor Registration ↗ · Red Oak Residential Building Permit ↗
Check the installer’s license
Ask for the license number and search it yourself on the Texas plumbing license lookup ↗. A listing on Ember & Tank is not a license check. Texas licensing explained →
NEARBY CITIES
Compare places near Red Oak.
| City | Distance | Permit to replace | Fee | Electric |
|---|---|---|---|---|
| Glenn Heights | 5 mi | Required | — | Oncor Electric, Hilco Electric Cooperative |
| Lancaster | 6 mi | Required | $100 | Oncor (delivery) |
| DeSoto | 8 mi | Required | $62.50 | Oncor (delivery) |
| Waxahachie | 8 mi | Check with city | — | Oncor, HILCO Electric Cooperative, Navarro County Electric Cooperative |
| Cedar Hill | 11 mi | Required | $75 | HILCO Electric Cooperative |
| Duncanville | 12 mi | Required | $125 | Retail electric choice; Oncor delivery |
COMMON QUESTIONS
Red Oak water heater questions.
How much is a plumbing-only permit in Red Oak?
$100 per contractor for one-trade work, under the fee schedule revised December 23, 2025. It doubles if work starts without a permit.
Does my plumber need to register with Red Oak?
Yes. All licensed-trade contractors register every year in Community Core.
Is my water from the City of Red Oak?
Not always. Parts of Red Oak are in other water providers' service areas. Check the city's CCN map.
More guides: Texas water heater replacement · All local guides