A memory management method for a rewritable non-volatile memory module, a memory control circuit unit and a memory storage apparatus are provided. The rewritable non-volatile memory module includes a plurality of super physical units, and the super physical units at least include a plurality of good super physical units and a plurality of partial good super physical units. The method includes: receiving a host write command; selecting a first super physical unit set according a number rate of the good super physical units and the partial good super physical units, and the first super physical unit set includes a plurality of first good super physical units and at least one first partial good super physical unit selected from the super physical units according to the number rate; and writing data into the good physical erasing units of the first super physical unit set, in response to the host write command.