Gardner is a village in Grundy County, Illinois, United States. The population was 1,463 at the 2010 census.
Gardner is located at 41°11′16″N 88°18′34″W / 41.18778°N 88.30944°W / 41.18778; -88.30944 (41.187881, -88.309524).
As of the census of 2000, there were 1,406 people, 558 households, and 392 families residing in the village. The population density was 1,351.4 people per square mile (522.0/km²). There were 580 housing units at an average density of 557.5 per square mile (215.3/km²). The racial makeup of the village was 98.36% White, 0.07% African American, 0.07% Native American, 0.14% Asian, 0.92% from other races, and 0.43% from two or more races. Hispanic or Latino of any race were 3.27% of the population.