Supernatural (U.S. TV series) Ratings Ratings

| Season | Network | Timeslot | Season_premiere | Season_finale | TV_season | Rank_Rank_denotes_the_relative_position_of_the_television_series_with_respect_to_other_prime_time_shows_on_the_CW_FOX_NBC_CBS_and_ABC_ | Viewers_in_millions | Rating_Rating_is_the_percentage_of_all_households_tuned_into_the_program_ |
|---|---|---|---|---|---|---|---|---|
| 1 | The WB | Tuesday 9/8c | September 13, 2005 | May 4, 2006 | 2005–2006 | #165 | 3.81 | 1.4 |
| 1 | The WB | Thursday 9/8c | September 13, 2005 | May 4, 2006 | 2005–2006 | #165 | 3.81 | 1.4 |
| 2 | The CW | Thursday 9/8c | September 28, 2006 | May 17, 2007 | 2006–2007 | #216 | 3.14 | 1.1 |
| 3 | The CW | Thursday 9/8c | October 4, 2007 | May 15, 2008 | 2007–2008 | #187 | 2.74 | 1.0 |
| 5 | The CW | Thursday 9/8c | September 10, 2009 | May 13, 2010 | 2009–2010 | #125 | 2.64 | 1.2 |
| 6 | The CW | Friday 9/8c | September 24, 2010 | May 20, 2011 | 2010–2011 | #134 | 2.47 | 1.1 |