A laundry treatment apparatus includes a connection duct into which air inside a drum, in which laundry is received, is discharged, and a discharge duct that extends in a longitudinal direction of the drum and that is connected to the connection duct. The laundry treatment apparatus also includes a filter assembly that has a filter unit located in the discharge duct and configured to filter air introduced into the discharge duct and an impurity remover unit configured to separate, from the filter unit, impurities remaining on the filter unit. The laundry treatment apparatus further includes an impurity storage device separable from the discharge duct. The impurity storage device is located below the filter unit and configured to store impurities separated from the filter unit by the impurity remover unit.