The fourth season of Parks and Recreation originally aired in the United States on the NBC television network, and began on September 22, 2011, and ended on May 8, 2012.

It stars Amy Poehler, Rashida Jones, Aziz Ansari, Nick Offerman, Aubrey Plaza, Chris Pratt, Adam Scott, and Rob Lowe, with supporting performances from Jim O'Heir and Retta.

As with past seasons, it focuses on Leslie Knope (Amy Poehler) and her staff at the parks and recreation department of the fictional Indiana town of Pawnee.

Matt Fowler of IGN said in regard to the finale that "Parks and Recreation continues its streak of leaving a season on a strong note with "Win, Lose or Draw" - an episode that hit the right spots comedically while also, you know, sneaking up on me emotionally.

[44] At the March 2012 PaleyFest, series co-creator Michael Schur revealed that three different season endings were filmed because "we want to make sure that the one we are choosing is the right [one] and we reserve the right to change our minds and also partly just to confuse people," he said, adding that "there may be a last-minute switch".