The Best Seasons of 'ER'

List Rules
Vote up the best seasons of ER.

Medical emergencies keep the doctors and nurses of County General Hospital busy, but it is their love lives that are often in need of resuscitation. All the seasons of ER were great, but which seasons really stand out? Some of the most memorable episodes of ER come from different seasons, so picking the top season isn't easy. To determine once and for all what the best seasons of ER are, let's rank every ER season from best to worst.

ER is an American medical drama television series created by Michael Crichton. The plot shines a light on the inner workings of an emergency room where staff is often faced with making life or death decisions. ER premiered on NBC on September 19, 1994. Ending in 2009 after its fifteenth season, ER won 23 Emmy Awards during its 331-episode run.

Vote up your favorite seasons of ER and vote down any bad seasons that you really didn't enjoy, despite how much you loved any individual episodes. Is your favorite season of ER not as high as it should be? Be sure to vote it up so it rises to the top.

If you want to answer the questions, "What is the best season of ER?" and "Which season of ER is the best?" then this list will have you covered. It can be painful to put one ER season over the other when there are so many good ones, which is why you can vote on however many seasons you like.


  • ER - Season 1
    Photo: NBC
    1
    276 VOTES

    ER - Season 1

    The first season of ER premiered on September 19, 1994 and contains 25 episodes. This season introduces viewers to the staff at the fictional County General Hospital in Chicago.

    This season features several unforgettable episodes including: "24 Hours," "Another Perfect Day," and "Love's Labor Lost."

    Memorable moments from Season 1 include:

    • Hathaway overdoses and becomes a patient.
    • Greene misdiagnoses a pregnant patient.
    • Dr. Benton's mother dies.
    276 votes
  • ER - Season 3
    Photo: NBC
    2
    165 VOTES

    ER - Season 3

    The third season of ER premiered on September 26, 1996 and contains 22 episodes. This season finds Susan Lewis moving to Arizona to be with her niece.

    This season features several unforgettable episodes including: "Don't Ask, Don't Tell," "Night Shift," and "One More for the Road."

    Memorable moments from Season 3 include:

    • Greene and Lewis say, "I love you".
    • Gant commits suicide.
    • Doug and Caro kiss.
    165 votes
  • ER - Season 4
    Photo: NBC
    3
    160 VOTES

    ER - Season 4

    The fourth season of ER premiered on September 25, 1997 and contains 22 episodes. This season finds Dr. Anna Del Amico, played by Maria Bello, and Dr. Elizabeth Corday, played by Alex Kingston, joining the staff.

    This season features several unforgettable episodes including: "Something New," "Obstruction of Justice," and "A Hole in the Heart."

    Memorable moments from Season 4 include:

    • The live episode.
    • Greene goes to California to take care of his mom.
    • Ross and Hathaway get engaged.
    160 votes
  • ER - Season 6
    Photo: NBC
    4
    197 VOTES

    ER - Season 6

    The sixth season of ER premiered on September 30, 1999 and contains 22 episodes. This season finds several new characters joining the team.

    This season features many unforgettable episodes including: "Truth & Consequences," "How the Finch Stole Christmas," and "May Day."

    Memorable moments from Season 6 include:

    • Carol goes to Seattle to reunite with Doug.
    • The staff treats the victims of school shooting.
    • The staff plans an intervention for Carter.
    197 votes
  • ER - Season 2
    Photo: NBC
    5
    194 VOTES

    ER - Season 2

    The second season of ER premiered on September 21, 1995 and contains 22 episodes. This season finds Dr. Mark Greene succeeding at work at the expense of his personal life.

    This season features several unforgettable episodes including: "Welcome Back, Carter!," "It's Not Easy Being Greene," and "John Carter, M.D."

    Memorable moments from Season 2 include:

    • Ross treats an HIV-infected child by any means necessary. 
    • Susan battles for custody of Suzie.
    • Hathaway quits.
    194 votes
  • ER - Season 8
    Photo: NBC
    6
    194 VOTES

    ER - Season 8

    The eighth season of ER premiered on September 27, 2001 and contains 22 episodes. This season primarily focuses on Greene's illness.

    This season features several unforgettable episodes including: "Four Corners," "Partly Cloudy, Chance of Rain," and "Lockdown."

    Memorable moments from Season 8 include:

    • Dr. Susan Lewis returns.
    • Weaver comes out of the closet.
    • Greene spends his last days in Hawaii.
    194 votes