Hillsdale Lake is a reservoir located in Miami County, Kansas. It covers approximately 1,500 acres and offers various recreational activities, including fishing, boating, and hiking. The lake is surrounded by scenic landscapes, making it a popular destination for outdoor enthusiasts. The lake is managed by the U.S. Army Corps of Engineers and features several amenities, such as picnic areas, campgrounds, and trails. It is home to various fish species, including largemouth bass and crappie, attracting anglers from the region. Hillsdale Lake also serves as a vital water supply for the surrounding communities.