A water softener typically lasts 20 years. However, usage, maintenance and environmental factors can shorten or extend its lifespan.
Average lifespan of a water softener
Water softeners generally last around 20 years, though resin and control valves may require earlier replacement.
What affects how long a water softener lasts
The lifespan of a water softener depends on factors such as hardness of water, regeneration frequency, maintenance and installation quality. These elements influence wear and can either extend or reduce its typical life.
Signs a water softener needs replacing
Common signs that a water softener is nearing the end of its life include hard water symptoms, salt bridging, resin bed fouling or leaks around valve. Noticing these cues helps you plan for replacement.
How to make a water softener last longer
To extend the life of your water softener, follow the manufacturer’s maintenance recommendations. Regular cleaning, proper usage and timely minor repairs can help it serve longer.
When replacement is necessary
If your water softener shows persistent failures, safety issues or is beyond its typical lifespan, replacing it with a new model is usually more cost‑effective than repeated repairs.