Travelers are voting Addicks Reservoir, Sheldon Reservoir and Lake Houston as the best of 6 lakes in Harris County. There are 3 lakes near Dayton a city just 30 km from Harris County and 2 lakes near Decker Prairie which is 32 km distant. The most popular of these are Sheldon Reservoir near Dayton and Addicks Reservoir in Decker Prairie. You can find 83 lakes in Texas and 2099 lakes in the country of United States. Our members favorite in Texas is Lake Whitney and Lake Superior is the top pick in United States. Want more? Check out our map of lakes in Harris County.