Garbage disposal lifespan: 8–12 years
A garbage disposal typically lasts 8–12 years. The most common failure point is motor burnout; jamming and blade wear. Typical manufacturer warranty: typically 1–4 years.
- Typical lifespan
- 8–12 years
- Common failure point
- Motor burnout; jamming and blade wear
- Typical warranty
- Typically 1–4 years
These are general published reference ranges, not a model-specific lookup; always verify against the manufacturer's own documentation. Age and model identity cannot establish safety. Record your own installation or manufacture date, inspection observations, and a replacement-cost range in the ApplianceAgeBook workspace to plan a specific reserve for your unit.
Plan a garbage disposal reserve