Water Heater Replacement in Murrells Inlet
Get fast, fair pricing from licensed local pros. Typical Murrells Inlet cost: $1k – $2.4k installed.
- Tank, gas
- $1k – $2.4k
- Tank, electric
- $850 – $2.1k
- Tankless, gas
- $2.6k – $5.1k+
- Heat pump hybrid
- $2.1k – $4.7k
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Water heater replacement cost by type.
Installed prices for Murrells Inlet, adjusted for local labor. Larger tanks and code upgrades move the number up.
In Murrells Inlet, South Carolina, water heater replacement costs typically range from $700 to $3,400 depending on the type and installation complexity. The median home was built around 2000, so many units are nearing or past their expected lifespan. Local codes follow the 2021 South Carolina Plumbing Code, which requires permits for replacements—even simple like-for-like swaps. The humid subtropical climate and moderate winter inlet water temperatures make heat pump water heaters a strong fit, especially with the federal 25C tax credit covering 30% of the cost up to $2,000. Labor rates reflect the area's median household income of $71,019, and most homes use electric water heating.
- Tank, 40–50 gal gasThe default for most US homes$1,000 – $2,400
- Tank, 40–50 gal electricNo venting required$850 – $2,100
- Tankless, gasEndless hot water, higher BTU gas line often needed$2,600 – $5,100+
- Hybrid heat pumpMost efficient, qualifies for federal credits$2,100 – $4,700
- Permit & disposalMost jurisdictions require it$45 – $300
* Cold-region homes may need extra insulation or larger tanks.
Water heaters in Murrells Inlet
U.S. Census ACS- Households
- 4,119
- Homeowners
- 3,901
- 71% own
- Median home value
- $336,500
- Median income
- $71,019
- Median home built
- 2000
- Housing units
- 5,497
With a median home built in 2000, many Murrells Inlet water heaters are at or past their 8–12 year lifespan — a common reason replacements spike here.
What’s different about Murrells Inlet.
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 Murrells Inlet
Given South Carolina’s humid subtropical climate and electric water heating, heat-pump (hybrid) is the sensible default for most Murrells Inlet homes. A pro can confirm the right size and fuel for your home.
Sources: South Carolina Plumbing Code 2021 (IPC 2021), Chapter 5 Water Heaters — UpCodes · South Carolina Home Energy Rebates — SC Energy Office · South Carolina Electricity Rates 2026 — EnergySage
What Murrells Inlet code requires
Replacing a water heater in Murrells Inlet follows South Carolina rules under the International Plumbing Code (IPC) — adopted as the South Carolina Plumbing Code 2021. 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 (where a backflow preventer or check valve is present)
Required where a pressure regulator or backflow preventer is present.
- Plumbing codeInternational Plumbing Code (IPC) — adopted as the South Carolina Plumbing Code 2021
- Good to know—
Tankless water heaters intended for domestic use are limited to a maximum output of 140°F; many local jurisdictions (e.g., Columbia, Charleston) strictly require a permit even for a simple like-for-like replacement.
Sources: South Carolina Plumbing Code 2021 (IPC 2021), Chapter 5 Water Heaters — UpCodes · South Carolina Home Energy Rebates — SC Energy Office · South Carolina Electricity Rates 2026 — EnergySage
Not sure which rules and rebates apply to your home?
A licensed Murrells Inlet 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 Murrells Inlet
South Carolina water heating is mostly electric, which shapes the money back:
- StateUp to $1,750 for a heat pump water heater (income-qualified, within an overall household cap of up to $14,000)South Carolina Home Electrification and Appliance Rebates (HEAR) — heat pump water heaters →
State-level program — verify eligibility before you buy.
- State$2,000–$16,000 depending on energy savings achieved and household incomeSouth Carolina Home Efficiency Rebates (HOMES) →
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 qualifying heat pump water heater) applies in every state, including South Carolina.
Ready to get your water heater fixed in Murrells Inlet?
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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
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- 3
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Your pro confirms the price on-site and gets your hot water back. Most jobs done in a few hours.
Water Heater Replacement in Murrells Inlet, explained.
What affects water heater replacement cost in Murrells Inlet?
Prices vary by unit type: tank gas ($700–$1,700), tank electric ($750–$1,900), tankless ($1,300–$3,000+), and heat pump ($1,550–$3,400). Installation complexity—such as adding an expansion tank on closed systems with backflow preventers—can increase costs. Permits are required and may add fees. The home's age (median 2000) may require code updates like seismic strapping (not required in SC) or venting modifications for gas units.
Common water heater issues in Murrells Inlet
Sediment buildup
Hard water and moderate inlet temperatures can cause sediment accumulation, reducing efficiency and lifespan.
Rust and corrosion
Humid coastal air accelerates corrosion on tank exteriors and connections, especially in older units.
Expansion tank failure
Closed systems with check valves require expansion tanks; these can fail, causing pressure-related leaks.
Water Heater Replacement FAQs — Murrells Inlet
Yes, South Carolina requires a permit for water heater replacements under the 2021 South Carolina Plumbing Code. Local jurisdictions like Horry County enforce this even for like-for-like swaps.
Water Heater Replacement near Murrells Inlet
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