When an appliance starts acting up, the first question is usually "how old is this thing, and is it near the end?" Knowing the average lifespan helps you decide whether you're dealing with a normal repair or an appliance that's genuinely worn out.
Here are the averages we see hold up after 50 years of repairing appliances in Sonoma, Marin, and Napa counties, plus what pushes an appliance to the short end of the range and how to get it to the long end.
Average Lifespans at a Glance
- Refrigerator: 10 to 15 years
- Oven / range: 13 to 15 years (often longer)
- Washing machine: 10 to 13 years
- Dryer: 10 to 13 years
- Dishwasher: 9 to 12 years
- Microwave: 8 to 10 years
- Garbage disposal: 10 to 12 years
Premium and built-in units (Sub-Zero, Wolf, Thermador, Viking) routinely outlast these averages because they're built to be serviced. A 20-year-old Sub-Zero that needs a part is normal and worth fixing.
Refrigerators: 10 to 15 Years
Simpler designs last longer. A basic top-freezer fridge often runs 15-plus years, while a feature-heavy side-by-side or a built-in with ice, water, and a screen has more parts that can fail. The killers are dirty condenser coils (the compressor runs hot and works harder) and worn door seals. Both are cheap to address and both, ignored, take years off the appliance.
Ovens and Ranges: 13 to 15 Years
Ovens are some of the longest-lived appliances because the core heating components are simple and replaceable. What ages them is the electronics: control boards and touch panels. The other quiet killer is the self-clean cycle, which runs the cavity past 900°F and stresses every component. We see more ovens come in right after a self-clean than at any other time.
Washers and Dryers: 10 to 13 Years
Washers are most often shortened by overloading, which strains the bearings, suspension, and motor. Front-loaders also need their door gaskets kept dry and clean or they grow mold and fail early.
Dryers usually outlast their reputation if the vent is kept clear. A dryer that takes two cycles to dry a load is almost never worn out. It's a clogged vent or airflow problem. If that sounds familiar, our guide on why a dryer takes so long walks through it.
Dishwashers: 9 to 12 Years
Dishwashers have the shortest average life of the major appliances, and hard water is the main reason here in wine country. Scale builds up on the spray arms, the heating element, and the valves. Bosch and a few others tend to run on the longer end. Cleaning the filter regularly and running an occasional descaling cycle makes a real difference.
What Shortens Appliance Life (And How to Stop It)
Four things take years off appliances, and all four are largely in your control:
- Hard or well water: common in Sonoma and Napa. Scale wears out dishwashers, washers, and water systems. A softener and simple descaling help.
- Overloading and overuse: strains motors, bearings, and suspensions. Run full but not stuffed loads.
- Skipped maintenance: dirty coils, clogged vents, ignored filters. The cheapest years you can buy.
- Power surges: outages and fire-season surges are hard on control boards. Surge protection is cheap insurance.
The simplest way to hit the long end of every range above is a light maintenance routine. We laid one out in how often to service your appliances.
When Age Means It's Time
Lifespan is only half the decision. The other half is cost. An appliance near the end of its range that needs one common part is usually worth fixing. One that needs multiple major components, or a repair worth more than half the price of a new unit, is where replacement makes sense. We broke the full math down in our repair or replace cost guide.
Not sure how old yours is? The model and serial tags tell you, and we have a quick guide to finding them.
If you want a straight answer on whether an aging appliance is worth keeping, that's what we're here for. Kelly's Appliance Center has been keeping appliances running across the North Bay since 1975. Book a diagnostic or call us at (707) 664-9702.
