Water Heater Replacement in Dunwoody
Get fast, fair pricing from licensed local pros. Typical Dunwoody cost: $1.3k – $3.1k installed.
- Tank, gas
- $1.3k – $3.1k
- Tank, electric
- $1.1k – $2.8k
- Tankless, gas
- $3.3k – $6.6k+
- Heat pump hybrid
- $2.8k – $6.1k
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Water heater replacement cost by type.
Installed prices for Dunwoody, adjusted for local labor. Larger tanks and code upgrades move the number up.
In Dunwoody, GA, water heater replacement costs vary by type and labor. Typical installed prices range from $900–$2,200 for a tank gas unit, $1,000–$2,400 for tank electric, $1,650–$3,900+ for tankless, and $2,000–$4,400 for a heat pump model. With many homes built around 1984, older units often need replacement due to age or inefficiency. Georgia requires a permit for water heater replacement, and expansion tanks are needed on closed systems. The humid subtropical climate and moderate winter inlet water make heat pump water heaters a strong fit, especially with the federal 25C tax credit covering 30% of cost up to $2,000.
- Tank, 40–50 gal gasThe default for most US homes$1,300 – $3,100
- Tank, 40–50 gal electricNo venting required$1,100 – $2,800
- Tankless, gasEndless hot water, higher BTU gas line often needed$3,300 – $6,600+
- Hybrid heat pumpMost efficient, qualifies for federal credits$2,800 – $6,100
- Permit & disposalMost jurisdictions require it$55 – $375
* Cold-region homes may need extra insulation or larger tanks.
Water heaters in Dunwoody
U.S. Census ACS- Households
- 20,583
- Homeowners
- 11,973
- 51% own
- Median home value
- $545,200
- Median income
- $106,710
- Median home built
- 1984
- Housing units
- 23,443
With a median home built in 1984, many Dunwoody water heaters are at or past their 8–12 year lifespan — a common reason replacements spike here.
What’s different about Dunwoody.
Generic cost pages skip the things that actually decide your price and your unit’s lifespan here — local code, water, and the money you can claim back.
Recommended unit for Dunwoody
Given Georgia’s humid subtropical climate and mixed water heating, heat-pump (hybrid) is the sensible default for most Dunwoody homes. A pro can confirm the right size and fuel for your home.
Sources: Georgia State Minimum Standard Plumbing Code 2018, Chapter 5 Water Heaters (UpCodes) · Georgia's Home Energy Rebates - Home Electrification and Appliance Rebates · EIA Electric Power Monthly - residential electricity prices
What Dunwoody code requires
Replacing a water heater in Dunwoody follows Georgia rules under the International Plumbing Code (IPC) with Georgia state amendments. Here’s what applies statewide:
- PermitRequired
Pulled by your licensed plumber; covers gas/venting and the expansion tank.
- Seismic strappingNot required
No state strapping mandate — one less line on the bill.
- Expansion tankRequired on closed systems
Required where a pressure regulator or backflow preventer is present.
- Plumbing codeInternational Plumbing Code (IPC) with Georgia state amendments
- Good to know—
On a replacement install, a drain pan is not required where one was not previously installed; otherwise units must be third-party certified and accessible for service.
Sources: Georgia State Minimum Standard Plumbing Code 2018, Chapter 5 Water Heaters (UpCodes) · Georgia's Home Energy Rebates - Home Electrification and Appliance Rebates · EIA Electric Power Monthly - residential electricity prices
Not sure which rules and rebates apply to your home?
A licensed Dunwoody pro will walk you through code, the right unit, and what you can claim back — in one quick call.
No obligation — talk through your options.
Money back in Dunwoody
Georgia water heating is mostly mixed, which shapes the money back:
- StateUp to $1,750 for a heat pump water heater (income-qualified)Georgia Home Electrification and Appliance Rebates (HEAR) →
State-level program — verify eligibility before you buy.
- Federal30% of cost, up to $2,000Federal 25C tax credit →
For a qualifying ENERGY STAR heat pump water heater. Claimed on your federal return.
The federal 25C tax credit (30%, up to $2,000 for a heat pump water heater) applies in every state.
Ready to get your water heater fixed in Dunwoody?
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- Licensed & insured
- Same-day availability
- Upfront, no-pressure pricing
- Local pros near you
No obligation — talk through your options.

Hot water back in three steps.
- 1
Tell us what’s wrong
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- 2
Get matched with a local pro
We connect you with a licensed, insured water heater specialist near you — often the same day.
- 3
Repair or replace, fast
Your pro confirms the price on-site and gets your hot water back. Most jobs done in a few hours.
Water Heater Replacement in Dunwoody, explained.
What affects water heater replacement cost in Dunwoody?
Prices vary by unit type: heat pump models are more expensive upfront but qualify for federal rebates. Labor costs reflect local rates and permit fees. If your home lacks a drain pan, one may not be required unless previously installed, saving on materials. Accessibility of the installation site and need for code upgrades (e.g., expansion tank) can also raise costs.
Common water heater problems in Dunwoody
Age-related failure
Many Dunwoody homes are 40+ years old, and original water heaters often fail due to sediment buildup or corrosion.
Expansion tank requirement
Closed plumbing systems in Dunwoody require an expansion tank; missing one can cause pressure damage.
Permit compliance
Georgia requires a permit for replacement; unpermitted work can lead to inspection issues during home sales.
What to expect during water heater replacement in Dunwoody
A licensed plumber will obtain the required permit, disconnect the old unit, and install the new one per IPC code. They'll check for an expansion tank and install one if needed. The job typically takes 2–4 hours, followed by inspection by the local building department.
Water Heater Replacement FAQs — Dunwoody
Yes, Georgia requires a permit for water heater replacement. Your installer should pull the permit and schedule the inspection.
Water Heater Replacement near Dunwoody
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