Gray's Lake Park is a park containing Gray's Lake in Des Moines, Iowa and covers 166.6 acres. Located just southwest of downtown at 2101 Fleur Dr, Des Moines, IA. With over 1 million people visiting the park each year, it is the city's most known and most visited recreation area. The park has a trail encompassing the lake that is 1.9 miles long and a pedestrian bridge over part of the lake.