2014 | 22 Episodes

Season 1 of Madam Secretary premiered on September 21, 2014.

2015 | 23 Episodes

Season 2 of Madam Secretary premiered on October 4, 2015.

2016 | 23 Episodes

Season 3 of Madam Secretary premiered on October 2, 2016.

2017 | 22 Episodes

Season 4 of Madam Secretary premiered on October 8, 2017.

2018 | 20 Episodes

Season 5 of Madam Secretary premiered on October 7, 2018.

2019 | 10 Episodes

Season 6 of Madam Secretary premiered on October 6, 2019.