Well Pressure Tank Replacement Cost in NC
A 2026 guide to pressure tank replacement costs in North Carolina. What a new tank costs installed, why sizing matters, and how the wrong tank can burn out a pump.
A well pressure tank replacement in North Carolina typically costs $600 to $1,400 installed, including the tank, fittings, pressure switch, and labor. The price depends on tank size, whether the existing tee and switch can be reused, and whether the well pump has been damaged by short cycling. This guide explains the cost factors, the right way to size a tank, and why a tank that is too small will shorten the life of even a brand-new pump.
What our team handles on the call
- Diagnose whether the tank, switch, or pump is the real problem
- Size the replacement tank to the pump and household demand
- Replace the tank, tee, and switch when needed
- Set the correct pre-charge for your pressure switch settings
- Check pump amperage after the tank is installed
- Warranty the tank and the labor
How a service call works
- 1Diagnose the real failure
A waterlogged tank feels heavy and produces a dull thud when tapped. We confirm the tank is the problem and check whether the pump has been overworked by short cycling.
- 2Size the tank correctly
We match tank drawdown to pump flow rate and household demand. A tank that is too small makes the pump cycle too often, which shortens motor life.
- 3Remove and replace
We drain the system, remove the old tank, replace the tee and switch if they are corroded, and install the new tank with a proper pressure relief path.
- 4Pre-charge and test
We set the tank pre-charge two psi below the cut-in pressure, then cycle the system and check pump amperage to confirm the motor is healthy.
What does it cost?
In 2026, a well pressure tank replacement in central NC typically runs $600 to $1,400 installed. A smaller 20-gallon tank for a modest home is at the lower end. Larger 80- to 120-gallon tanks for big homes or constant-pressure systems are at the higher end. If the pump has been damaged by short cycling, the repair may also include pump work.
- •20-32 gallon tank replacement: $600 – $900
- •44-80 gallon tank replacement: $900 – $1,400
- •Constant-pressure system tank: $1,200 – $2,000
- •Switch and tee replacement if corroded: $150 – $350
- •Free on-site estimate and written warranty
Every job gets a written, on-site estimate before any work begins. No surprise fees.
Where we work
T.W. Stanley & Son replaces pressure tanks across Guilford, Alamance, Forsyth, Rockingham, Randolph, Chatham, and Orange counties. Our shop is in Greensboro and we dispatch daily to Winston-Salem, Burlington, High Point, Asheboro, Chapel Hill, and Kernersville.
Frequently asked
How much does a well pressure tank replacement cost in NC?
A well pressure tank replacement in central North Carolina typically costs $600 to $1,400 installed. Smaller tanks for modest homes are at the lower end; larger tanks for big homes or constant-pressure systems are at the higher end. The price includes the tank, fittings, pressure switch, and labor.
How do I know if my pressure tank needs to be replaced?
Common signs are a waterlogged tank that feels heavy, short cycling where the pump turns on and off every few seconds, a tank that does not hold air pressure, or water spitting from faucets. A failed tank can also burn out a pump, so the symptom is sometimes blamed on the pump when the tank is the real culprit.
What size pressure tank do I need?
Tank size depends on pump flow rate and household demand. A small home with a low-flow pump might use a 20- to 32-gallon tank. A larger home or a high-flow pump needs an 80- to 120-gallon tank. The right tank reduces pump cycles and extends motor life. Sizing is part of every on-site estimate.
Can you come out the same day?
Yes. No-water calls get same-day priority across the Piedmont Triad and our phone is answered 24/7. Most emergency calls are reached on-site within a couple of hours of the first call.
Do you warranty the work?
Yes. You get the full manufacturer warranty on the pump or tank plus our own labor warranty on the install. We answer the phone after the job is done.
More reading
Need help right now?
We answer the phone 24/7. Most calls are reached on-site within a couple of hours.
Call (336) 273-7314Or send a message and we will get back to you.