Lakes in Tama County, Iowa      Cherry Lake Otter Creek Lake        ...d reccomend Otter creek Lake and Park to any one who likes camping.We have been using this Park for 30 or more years.It ... Rainbow Lake Sportsman Lake Union Grove Lake OTHER COUNTIES NEARBY Benton County Black Hawk County Bremer County Buchanan County Butler County Delaware County Fayette County Floyd County Franklin County Grundy County Hardin County Henry County Iowa County Jasper County Jefferson County Johnson County Keokuk County Linn County Lucas County Mahaska County Marion County Marshall County Monroe County Poweshiek County Story County Wapello County Washington County Iowa Lakes   Otter Creek Lake        I would reccomend Otter creek Lake and Park to any one who likes camping.We have been using this Park for 30 or more years.It is the best kept Park we have ever used.Keep up the good work .Hope to see you soon, respectfu...