The St. Johns River continues north to Jacksonville and the Atlantic Ocean.

Other communities along the shores of Lake Eustis include Grand Island to the north, Haines Creek to the northwest and Tavares on the southeastern shore.

Eustis Lake Walk built over and connected to the eastern shores of Lake Eustis affords sunset views and 20 boat slips and 4 gazebos amid shore front lake waters.

For a historical look at Lake County waters, this was written in the 1930s: amid the slopes and waters of beautiful Lake County, are Leesburg, Eustis, Tavares, and Mount Dora, all possessed of excellent tourist accommodations and such natural and man-made beauty, combined with all sorts of sport advantages, that the sport-loving visitor is thrilled.

The Florida Fish and Wildlife Conservation Commission list the fish as a state species of special concern that is imperiled due to its small geographic distribution in heavily populated central Florida.