Apparatuses, systems, and methods are disclosed for managing configuration parameters for non-volatile data storage. A control module is configured to manage differences in one or more storage characteristics for blocks of a non-volatile memory medium within one or more established limits. A block classification module is configured to group blocks of a non-volatile memory medium based on one or more other storage characteristics. A configuration parameter module is configured to use a configuration parameter for at least one group of blocks based on a grouping. A configuration parameter update module is configured to update a configuration parameter for at least one group in response to a change in one or more managed storage characteristics.