minipark

mini- +‎ park

minipark (plural miniparks)

1. A small public park.
   • 2007 April 26, Timothy Williams, “In Park Plan, a New Life for Spaces Long Closed”, in New York Times‎:

     To meet its goal of having each person live within a half-mile walk to a park, the mayor’s initiative calls for opening public school playgrounds after school hours, during summers and on weekends; creating at least one new public plaza in each of the city’s 59 community board districts; and expanding the Greenstreets program, which turns street medians into miniparks.

• parkette
• pocket park