21 Jump Street is the headquarters for a squad of police officers who specialize in investigations relating to young people. Each of the Jump St. personnel was selected for their ability to pass for high school or college students, allowing them to operate undercover in areas where it is difficult for regular police officers to blend in unnoticed.

Episode List:
Draw the Line
Say It Ain't So, Pete
Eternal Flame
Come from the Shadows
God Is a Bullet
Old Haunts in a New Age
Out of Control
Stand by Your Man
Mike's P.O.V.
Wheels and Deals
Parental Guidance Suggested
Things We Said Today
Research and Destroy
A Change of Heart
Back from the Future
2245
Hi Mom
Awomp-Bomp-Aloobomb, Aloop Bamboom
La Bizca
Last Chance High
Unfinished Business
Shirts and Skins
How I Saved the Senator
Rounding Third
Everyday Is Christmas