Water heater replacement and repair cost in the Charlotte area

The biggest factors are the type of heater (electric, gas, tankless or heat pump), the tank size, and the work around it. A gas unit needs a venting system, and power venting can add several hundred dollars. If your old heater sits in an attic or tight closet, labor goes up. Fixr puts labor at roughly $300 to $1,500 depending on the job.

Code-required extras can also appear on the quote: an expansion tank, a drain pan, a new shutoff valve, or upgrades to old piping. A good estimate lists these separately so you can compare apples to apples.

The U.S. Department of Energy says storage tank heaters generally last 10 to 15 years. If yours is past 10 years and the leak is coming from the tank itself, replacement is the only fix, because a failed tank can't be repaired. If the problem is a heating element, thermostat or relief valve, a repair is usually worth it, especially on a newer unit.

Homes built during the growth years of the 2000s and 2010s are now reaching the age when their original water heaters start to fail, so it is a good time to check the age of yours. The manufacture date is on the label.

Rules vary by county. Cabarrus County, which handles permits for Concord, Harrisburg and Kannapolis, lists a like-for-like replacement (same size, same location, same fuel and no switch between tank and tankless) as not needing a permit, while changes require one, with a $15 plumbing permit fee for a water heater listed in its 2025 fee guide. In Mecklenburg and Union counties, confirm the requirement with the county inspections office. A licensed plumber normally pulls the permit for you.

Ask for the contractor's North Carolina license number and check it on the licensing board's public search. Ask whether the price includes removal of the old unit, venting, a permit if one is needed, and any new valves or an expansion tank. Ask what the labor warranty covers, separate from the manufacturer's warranty on the tank.