How long everything in your house lasts

Updated August 2026

Every major system and appliance in a house has a service life, and knowing it is the difference between replacing on your own terms and replacing after a failure. Here is how long the big-ticket items last, what shortens each one, and when to start budgeting for the next.

HVAC

Plumbing

Electrical

Roofing Exterior

Kitchen Appliances

Laundry

Outdoor Lawn

Safety Specialty

Interior

Question Typical lifespan
How long does carpet last? 5–15 years
How long do hardwood floors last? 25–100 years
How long do countertops last? 10–50+ years
How long do kitchen cabinets last? 20–50 years

The hardest part is knowing when the clock runs out. OnOtto tracks the age and service history of every system in your home and warns you as each one nears the end of its life, so replacement is a plan, not an emergency.

Track your home, free for 30 days

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