Storage tank
$1,600–$2,400Typical cost, including installation
WATER HEATER REPLACEMENT IN KENNESAW
Kennesaw Water Heater
Replacement
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See what replacement costs ↓KENNESAW AT A GLANCE
Replacing a water heater in Kennesaw.
We couldn't confirm Kennesaw's permit rules online. Call the city to confirm fees and whether homeowners can get the permit before you schedule a replacement. Cobb EMC members nearby can get up to $500 from its Energy Network program, which covers a new water heater.
- Permit to replace with the same type
- Check with the city · City of Kennesaw
- Electric utility
- Cobb EMC
- Rebate worth checking
- Energy Network energy efficiency incentive (Active)
- Typical home
- Built 1998 (median) · 65% owner-occupied
- Companies found
- 14 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 Kennesaw averages or guaranteed quotes.
Compare what each quote includes.Equipment · Labor · Permits · Old heater removalHow to compare quotes →
What we know about prices in Kennesaw
- National installer’s published rangeThe ranges above. Home Depot ↗
- Local company’s advertised price8 of the companies listed for Kennesaw post water heater prices or specials on their websites: Reliable Heating & Air, Plumbing & Electrical, Superior Plumbing, Atlanta Star Plumbing, Estes Services, High Priority Plumbing and Services, Inc., R.S. Andrews, Allgood Home Services (ARS/Rescue Rooter), RooterPLUS!. Each offer has its own conditions.
- Measured local dataNot collected yet, so no Kennesaw average is shown.
02 / COMPANIES WE FOUND
Who replaces water heaters in Kennesaw?
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 →
Reliable Heating & Air, Plumbing & Electrical
Lists Kennesaw among the areas it serves. Based in Kennesaw.
- Tank
- Tankless
- Repair
Published price: Water heater replacement 'Starting at $2,349 or as low as $29.99/month'; Atlanta installation cost ranges shown as Low $2,199 / Average $2,500 / High $3,999+ Specials page: Rheem Standard Electric Water Heater $2,399.00 installed; tankless 'Starting At... $4,999.00 Installed' or $49.99/mo; 40-gallon for $29.99/mo installed via Comfort as a Service $89.95 diagnostic fee waived with approved repair.
What the reviews say
Water heater feedback No water heater praise found in the BBB entries checked.
Worth knowing Complainants reported install delays, a 37-gallon heater swapped for a 50-gallon, disputed anode/maintenance coverage, and lease terms they said were not explained; Reliable asked for documentation in one case, and a lease complaint and a payoff complaint were later resolved or credited.
5 water heater reviews read, checked September 29, 2026.
Superior Plumbing
Lists Kennesaw among the areas it serves. Based in Kennesaw.
- Tank
- Tankless
- Emergency service
Published price: Coupon: '$25 OFF — Save $25 on Water Heaters'.
What the reviews say
Water heater feedback No water heater praise found in the sources checked.
Worth knowing A reviewer disputed $89.50 dispatch and $478.68 labor charges for a valve replacement on a 2018 Superior-installed heater; Superior replied that its own parts-and-labor warranty is one year and the manufacturer's 10-year warranty is parts only.
1 water heater review read, checked September 29, 2026.
Ace Hardware Home Services Atlanta (North Georgia)
Lists Kennesaw among the areas it serves. Based in Marietta.
- Tank
- Tankless
- Repair
- Emergency service
What the reviews say
Water heater feedback Reviewers praised a tankless job, a quick replacement of a leaking heater, and a technician who explained gas and electric options.
Worth knowing No water heater complaints found in the sources checked.
3 water heater reviews read, checked September 29, 2026.
Atlanta Star Plumbing
Lists Kennesaw among the areas it serves. Based in Smyrna.
- Tank
- Tankless
- Repair
- Emergency service
Published price: Coupon: '$100 OFF Water Heater Replacement' (mention when booking; offers cannot be combined); also $25 off for first-time customers.
What the reviews say
Water heater feedback Reviewers praised quick, same-day response, no upsell pressure and repairs completed from parts on the truck.
Worth knowing No water heater complaints found in the sources checked.
3 water heater reviews read, checked September 29, 2026.
Casteel Heating, Cooling, Plumbing and Electrical
Lists Kennesaw among the areas it serves.
- Tank
- Tankless
- Repair
- Emergency service
What the reviews say
Water heater feedback The reviewer reported that a county inspector said the new water heater installation was done well.
Worth knowing The same reviewer was concerned by the inspector's implication about earlier installs; Casteel replied that a manager would review the installation history with the customer.
1 water heater review read, checked September 29, 2026.
Discount Plumbing & Repair
Lists Kennesaw among the areas it serves. Based in Douglasville.
- Tank
- Tankless
- Heat pump
- Repair
- Emergency service
What the reviews say
Water heater feedback Reviewers praised on-time arrival, next-day service and fair, competitive water heater replacement quotes.
Worth knowing No water heater complaints found in the sources checked.
3 water heater reviews read, checked September 29, 2026.
Estes Services
Lists Kennesaw among the areas it serves. Based in Atlanta.
- Tank
- Tankless
- Repair
Published price: Coupons: '$250 OFF Tankless Water Heater Installation. Same-Day Installation' and 'Free Water Heater Estimates'
What the reviews say
Water heater feedback A company-hosted testimonial mentions satisfaction with Estes replacing a water heater as part of years of service.
Worth knowing No water heater complaints found in the sources checked.
1 water heater review read, checked September 29, 2026.
High Priority Plumbing and Services, Inc.
Lists Kennesaw among the areas it serves.
- Tank
- Tankless
- Repair
Published price: Coupon: '$250 OFF tankless water heater installation' (not valid with other offers); also '10% off up to $100' and '$150 off' general coupons.
What the reviews say
Water heater feedback Reviewers praised a same-day replacement with a leak pan, shutoff and monitor added, and a prompt, well-stocked warranty repair visit.
Worth knowing One Yelp reviewer said the diagnosis report led their home warranty to deny a replacement; the company said the warranty required the temperature to be recorded.
5 water heater reviews read, checked September 29, 2026.
What the reviews say
Water heater feedback Reviewers praised a clean, well-explained water heater replacement and satisfactory tankless installations.
Worth knowing A BBB complainant said a spigot was disconnected during a water heater job and the company declined to fix it for free (unanswered).
5 water heater reviews read, checked September 29, 2026.
R.S. Andrews
Lists Kennesaw among the areas it serves. Based in Peachtree Corners.
- Tank
- Tankless
- Heat pump
- Repair
- Emergency service
Published price: Coupon: '$100 Off Water Heater Installation' (cannot be combined; valid normal business hours M-F; expires Oct 31, 2026).
What the reviews say
Water heater feedback Reviewers praised a tankless installation that stayed on the promised timeline and technicians who reviewed the contract and water heater care.
Worth knowing BBB complainants disputed a repair that preceded a full replacement (RS Andrews refunded $453 but not a separate $600 charge; answered), a flush visit the customer said left a valve open (answered; company said it reached an agreement), and a $7,135 two-heater price (resolved with a $951 refund).
5 water heater reviews read, checked September 29, 2026.
Also listing Kennesaw: Towne Plumber, Allatoona Plumbing, Allgood Home Services (ARS/Rescue Rooter), RooterPLUS!.
Order: companies based in Kennesaw 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. Georgia plumbing license lookup (GOALS licensee search) ↗.
FROM COMPANIES SERVING KENNESAW
Photos of water heater jobs from these companies.
HOMES IN KENNESAW
What Kennesaw homes are like.
1998Median year built
11%Built before 1980
65%Owner-occupied
67%Heat with utility gas
75%Single-family homes
The median home was built in 1998. A first or second replacement is common in homes this age.
67% of homes heat with utility gas, so gas water heaters with existing venting are common here.
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.
ENERGY & WATER
Who supplies Kennesaw homes.
Energy
- Electric: Cobb EMC (Covers parts of Cobb County; check your address)
Cobb EMC – Facts and Figures (July 2026, PDF) ↗ · Cobb EMC – Service Address Finder ↗
REBATES & CREDITS
Rebates for Kennesaw homes.
For Cobb EMC customers in Kennesaw. Ask installers for the price before rebates, then check with the program that you qualify.
- Energy Network energy efficiency incentive ↗ActiveA bill credit of up to $500, once every five years, for approved upgrades including a new water heater.
- Georgia Home Electrification and Appliance Rebates (HEAR) ↗ClosedGeorgia's IRA-funded HEAR point-of-sale rebates for heat pump water heaters and other electric appliances are not accepting new applications; project submissions are paused until further notice.
- Georgia Home Efficiency Rebates (HER) ↗ActiveWhole-home efficiency rebates sized by household income (AMI) and modeled energy savings; the site says households can get up to $16,000 combined across Georgia's home energy rebate programs.
- Federal Energy Efficient Home Improvement Credit (25C) ↗EndedCovered improvements made through December 31, 2025.
Checked September 29, 2026. Who qualifies and the conditions: Georgia rebates · How to check an incentive.
PERMITS & LICENSING
Permits and licenses in Kennesaw.
Permits and who issues them
We couldn't confirm Kennesaw's permit pages, fees or homeowner rules online, so call the city's building department before you replace a water heater.
City of Kennesaw ↗ · City of Kennesaw website (blocked by bot check) ↗
Check the installer’s license
Ask for the license number and search it yourself on the Georgia plumbing license lookup (GOALS licensee search) ↗. A listing on Ember & Tank is not a license check. Georgia licensing explained →
NEARBY CITIES
Compare places near Kennesaw.
| City | Distance | Permit to replace | Fee | Electric |
|---|---|---|---|---|
| Acworth | 4 mi | Required | $50 | Acworth Power |
| Marietta | 7 mi | Required | By job value (from $50) | Marietta Power and Water (city-owned), Georgia Power or Cobb EMC |
| Woodstock | 8 mi | Check with city | $30 | Cobb EMC, Sawnee EMC |
| Powder Springs | 12 mi | Required | $10 | Georgia Power, Cobb EMC, GreyStone Power |
| Holly Springs | 12 mi | Check with city | $50 | Cobb EMC, Georgia Power |
| Smyrna | 13 mi | Required | $50 | Cobb EMC |
COMMON QUESTIONS
Kennesaw water heater questions.
Can I get money from the electric co-op for a new water heater near Kennesaw?
Cobb EMC's Energy Network program pays up to $500, once every five years, for approved upgrades like a water heater replacement. It lasts while funds last.
More guides: Georgia water heater replacement · All local guides