Is a used Chromebook worth buying?

Yes — a used Chromebook can be worth buying, but only if you check its Auto Update Expiration (AUE) date first.

Chromebooks get automatic security and ChromeOS updates for a limited support window. For newer models, Google has extended support periods, and for older models the update window can be shorter. Once that support window ends, the Chromebook does not become useless overnight, but it does become a much worse buy because it will stop getting new security fixes and system updates.

A used Chromebook is usually a good value only if it still has a meaningful amount of update support left and the price is low enough to reflect its age and condition. If the AUE date has already passed or is close, it is usually best to skip it unless you specifically need it for very light, offline, or temporary use.

Before buying, ask for the exact model number and check Google’s official AUE/support page for that model, because the exact end date can vary by device.