Elm Grove is a village in Waukesha County, Wisconsin, United States. The population was 6,524 at the 2020 census. Elm Grove was named as America's best suburb by Business Insider in October 2014. Elm Grove government is headed by a village president and overseen by a board of trustees, the seven members of which are elected to two-year terms. The total amount of data leakage is 150.6 GB