| Black Lightning | |
|---|---|
| Season 4 | |
 Promotional poster | |
| Starring | |
| No. of episodes | 13 |
| Release | |
| Original network | The CW |
| Original release | February 8 – May 24, 2021 |
| Season chronology | |
The fourth and final season of the American television series Black Lightning, which is based on the DC Comics character Jefferson Pierce / Black Lightning, premiered on The CW on February 8, 2021. The season is produced by Berlanti Productions, Akil Productions, Warner Bros. Television, and DC Entertainment. It is set in the Arrowverse, sharing continuity with the other television series of the franchise. The season was ordered in January 2020 and production began that October, with Salim Akil once again serving as showrunner.
The season continues to follow Jefferson, now a high school principal in his second stint as the superhero Black Lightning, as he fights against local corruption in his community of Freeland. Cress Williams stars as Jefferson, along with principal cast members China Anne McClain, Nafessa Williams, Marvin "Krondon" Jones III, Christine Adams, Jordan Calloway, and James Remar also returning from previous seasons. Laura Kariuki replaces McClain as Jennifer Pierce starting with the fifth episode "The Book of Ruin: Chapter One: Picking Up the Pieces"; McClain, however, returns for the series finale.