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is an affluent village located in Lake County, Illinois, approximately northwest of Chicago. As of the 2005 census, the village had a total population of 6,735. The village has strict building ordinances to preserve its "country atmosphere." There are no sidewalks, street lights or curbs throughout the village's many communities.
Long Grove is located at 42°12'9" North, 88°0'23" West (42.202504, -88.006448).
According to the United States Census Bureau, the village has a total area of 12.4 square miles (32.2 km²), of which, 12.3 square miles (31.8 km²) of it is land and 0.2 square miles (0.4 km²) of it is water. The total area is 1.21% water.