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Ranking the Best Seasons of 'The X-Files'

Updated August 13, 2020 637 votes 106 voters 3.7k views11 items

This list features the best seasons of The X-Files, listed from best to worst with pictures of season posters when available. Fans may debate which season of The X-Files is the best (and arguments do get heated), but each installment of the science-fiction drama series features memorable episodes. Some X-Files seasons focus on finding proof that alien life exists and other good seasons explore Mulder and Scully's personal relationship. The newest seasons bring the audience back to familiar faces in unexpectedly new situations.

This list of The X-Files seasons has been voted on by fans from all over the world, helping to decide once and for all which collection of episodes are the best. Season One found Fox Mulder (David Duchovny) and Dana Scully (Gillian Anderson) investigating a UFO crash site and later seasons further dug into the motives of alien life forms, the government, and weird creatures from tall tales.

Which X-Files season is the best? Help us decide by giving your favorite The X-Files season a vote up.

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  • The X-Files - Season 5
    Photo: Fox

    The fifth season of The X-Files premiered on November 2, 1997, and contains 20 episodes. This season focuses on Mulder and Scully's quest to find proof of alien life, bringing them into contact with Cassandra.

    This season contains several memorable episodes including: "Redux," "Redux II" and "Detour."

    Memorable moments from Season 5 include:

    • Reports of Mulder's death were greatly exaggerated.
    • Mulder loses faith.
    • Scully goes under hypnosis.
    54
    8
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  • The X-Files - Season 6
    Photo: Fox

    The sixth season of The X-Files premiered on November 8, 1998, and contains 22 episodes. In this season Alex Krycheck returns and Scully and Mulder learn more about the aliens' plans.

    This season contains several memorable episodes including: "The Rain King," "The Beginning" and "Two Fathers."

    Memorable moments from Season 6 include:

    • Mulder and Scully are denied reassignment.
    • Cassandra claims that the aliens are not friendly, but which aliens?
    • Mulder gains new abilities.
    49
    12
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  • The X-Files - Season 7
    Photo: Fox

    The seventh season of The X-Files premiered on November 7, 1999, and contains 22 episodes. This season mostly focuses on investigations, disappearances, and aliens in the greater mythology of the show.

    This season contains several memorable episodes including: "The Sixth Extinction," "X-Cops" and "The Amazing Maleeni."

    Memorable moments from Season 7 include:

    • Mulder suffers a personal loss.
    • Mulder and Scully return to Oregon.
    • Scully reveals she is pregnant.
    35
    9
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  • The X-Files - Season 11
    Photo: Fox

    The eleventh season of The X-Files premiered on January 3, 2018, and contains 10 episodes. This season still focuses on the supernatural and a search for William.

    This season contains several memorable episodes including: "My Struggle III," "Plus One" and "This."

    Memorable moments from Season 11 include:

    • Scully suffers from seizures.
    • Scully has deja vu.
    • William is involved in a case of mistaken identity.
    19
    15
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