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22 Episodes 1987 - 1988
Episode 1
Sun, Sep 20, 198747 mins
Captain Fuller and the rest of the team investigate after a ninth grade student is kidnapped from school.

Episode 2
Sun, Sep 27, 198747 mins
Hanson goes undercover at a rough school after a drug dealer is found shot to death in the parking lot. Penhall dons a uniform and patrols with a veteran officer that works in the community. Hoffs tries to help a junkie involved in the case.
Episode 3
Sun, Oct 4, 198747 mins
With Fuller's help, Penhall tries to prove that Adabo pushed the drug dealer from the roof, and Hanson replaces him on the beat with Adabo. Meanwhile, Hoffs tries to help Darlene get clean. Also, Hoffs and Penhall turn to each other for help with their problems.
Episode 4
Sun, Oct 11, 198747 mins
Following an increase in drunk driver accidents involving teens Hanson and Penhall investigate the source providing fake identifications to underage drinkers. Meanwhile, Captain Fuller gets busted for DUI.
Episode 5
Sun, Oct 18, 198747 mins
Fuller and Hoffs go undercover in a violent school after a teacher is shot by a student. Also, Hanson's mom moves in with her boyfriend.
Episode 6
Sun, Oct 25, 198747 mins
When a girl's parents discovers she's pregnant, they demand she tell them who got her pregnant. The person she names is Harry who was undercover at her school. When Fuller tells Harry what she claims, he says he barely interacted with her. But Fuller puts him on restrictive duty till the whole thing is sorted out. When her father goes to the press and tells them about what happened. Harry decides to confront her. And her parents have him arrested. Fuller then sends Hoffs undercover at the girl's school to find out if she's telling the truth or not.

Episode 7
Sun, Nov 1, 198747 mins
Hanson and Hoffs go undercover in a school with a new black principal and a recently integrated student body to investigate escalating racial tension between white and black students. Meanwhile, Penhall aspires to be a stand-up comedian.

Episode 8
Sun, Nov 8, 198747 mins
Hanson and Penhall enter a military academy to solve a series of beatings targeting homosexual men.

Episode 9
Sun, Nov 15, 198747 mins
Hanson and Penhall work as body guards protecting a popular young actor that has received threatening letters. Drug dealer Tyrell "Waxer" Thompson escapes from prison and goes after Hanson for revenge.

Episode 10
Sun, Nov 22, 198747 mins
Hoffs and Penhall go into a school to investigate illegal steroid use after a gymnast student dies. Also, Hanson considers joining the Big Brothers organization.

Episode 11
Sun, Dec 20, 198747 mins
INS and Internal Affairs show up to investigate Ioki with the allegation that he is not who he claims to be and that he has entered the United States illegally.

Episode 12
Sun, Dec 20, 198747 mins
Hanson and Penhall investigate students that participate in illegal street races. The outcome of that investigation sends both back to the Police Academy but Hanson gets off track on his way there.
Episode 13
Sun, Feb 7, 198847 mins
Hanson goes into a school to protect a student that the community doesn't want there because he has AIDS. Also, Penhall's high school flame shows up at his apartment.

Episode 14
Sun, Feb 14, 198847 mins
Having no dates to celebrate Valentine's Day with, the men of 21 Jump Street play poker and exchange bad date stories.
Episode 15
Sun, Feb 21, 198847 mins
Hanson investigates allegations that teens are being mistreated in a private hospital alcohol and drug rehabilitation program. Kenny Weckerly and his family (from the pilot episode) are involved.
Episode 16
Sun, Feb 28, 198847 mins
When Hanson and Amy go to the supermarket a armed gunman takes them and the cashier hostage and has a traumatizing ending for Hanson and everyone involved.

Episode 17
Sun, Mar 6, 198847 mins
Hanson, Penhall and Hoffs go undercover to solve a case involving multiple incidents of shoplifting and a stolen Porsche.

Episode 18
Sun, Mar 13, 198847 mins
Hanson investigates an arson case involving a book burning incident and a science teacher that wants to teach Creationism in school.

Episode 19
Sun, Apr 17, 198847 mins
Hoffs works a drug case by going undercover and becoming the dealer's girlfriend, but she gets a little too close. On the same case, Penhall and Ioki go into a school posing as "twins" who want to help ship the drugs.

Episode 20
Sun, May 1, 198847 mins
Hanson and Penhall end up dealing with a suicide while investigating a series of house break-ins.

Episode 21
Sun, May 8, 198847 mins
Penhall and Hoffs work a special detail assignment to transport a juvenile offender.

Episode 22
Sun, May 22, 198847 mins
Hanson investigates a series of bathroom bombings in the final case of the school year. The Jump Street Program is suspended for the summer. The team disperses to summer jobs knowing that it may not be renewed in the fall.