Leslie celebrates her first year as a councilwoman.
Leslie tries to convince councilman Jamm to save the local mini golf park.
When Leslie (Amy Poehler) finds out Jerry (Jim O’Heir) is retiring, she struggles with the proper way to commemorate the occasion. Chris (Rob Lowe) and Ann (Rashida Jones) prepare to have a baby together, while Tom (Aziz Ansari) worries he will become the office punching bag once Jerry leaves.
Leslie (Amy Poehler) works to get rid of outdated laws from the original town charter that no longer make sense. Chris (Rob Lowe) gives April (Aubrey Plaza) and Ron (Nick Offerman) management training, while Ann (Rashida Jones) and Ben (Adam Scott) get in a bidding war over a present for Leslie.
Leslie (Amy Poehler) decides to give the Animal Control Department a much-needed makeover. Ann (Rashida Jones) tries to get Ron (Nick Offerman) the medical attention he needs, while Ben (Adam Scott), Tom (Aziz Ansari) and Andy (Chris Pratt) recruit donors for their charity foundation.
Leslie (Amy Poehler) and Ben (Adam Scott) travel back to his hometown of Partridge, MN to accept the key to the city. Ron (Nick Offerman) gets served a lawsuit from councilman Jamm (guest star Jon Glaser), while Ann (Rashida Jones) and Chris (Rob Lowe) take a compatible parenting quiz.
Leslie (Amy Poehler) tries to help a local video store stay in business after the owner (guest star Jason Schwartzman) is hit by the bad economy. Chris (Rob Lowe) tries to give Tom (Aziz Ansari) some fatherly advice in dealing with a difficult employee (guest star Jenny Slate), while Ann (Rashida Jones) blackmails April (Aubrey Plaza) into being her friend.
Leslie (Amy Poehler) is literally left speechless when her planned address at a big media event is stolen. Ben (Adam Scott) starts his new job working at the Sweetums Charity Foundation, and Ann (Rashida Jones) works up the courage to ask someone an important question.
The clock is ticking -- Leslie (Amy Poehler) and Ben (Adam Scott) have two hours to complete a years-long project. Meanwhile, Ron (Nick Offerman) gets in trouble when his temper gets the best of him.
Leslie and Ben organize a black tie gala to raise money for their park, but their plans are derailed when a city-wide emergency response drill is called. Meanwhile, Andy prepares to take his Police Academy Exam and Ron fills in for Leslie on Pawnee Today.
After several unsuccessful relationships Ann (Rashida Jones) makes a dramatic life decision. Ben (Adam Scott) enlists the help of Chris (Rob Lowe), Tom (Aziz Ansari) and Ron (Nick Offerman) to choose a caterer for the wedding, while April (Aubrey Plaza) has to handle one of Leslie's usual tasks. Chris Pratt, Jim O'Heir and Retta also star.
In order to get more women hired in government, Leslie and April handle a garbage route. Meanwhile, to help his growing business, Tom enlists the help of Andy and Ben to teach him about basketball, and Ron is left to watch Diane's kids while their babysitter is out of town.
Ann throws a bachelorette party for Leslie but her plans are derailed when Councilman Jamm interferes. Chris throws a game night at Ben's but things take a turn when he realizes none of the guys ever had their own bachelor parties.
Ron, Diane, and Leslie attend a woodworking awards dinner, after one of Ron's handcrafted chairs is nominated, but the happy occasion is threatened by the arrival of Tammy II. Meanwhile, Jerry hosts a holiday party at his home with his wife, and some of his friends are shocked to find they were not invited.
Leslie makes a public appeal for park design suggestions, but becomes suspicious when the best design comes from an architect in Eagleton.Tom enlists the help of the office as he sets up his new "Rent a-Swag" business, while Andy finds a way to make his new security guard job exciting.
Leslie gets upset when April tries to get Lot 48 made into a dog park. Meanwhile, Tom enlists Ben's help as he tries to launch his new business venture, and Andy hones his crime scene investigation skills.
In Season 5, the show follows Leslie Knope (Emmy nominee Amy Poehler) a mid-level bureaucrat turned City Councilwoman, and her tireless efforts to make her quintessentially American town just a little bit more fun.