Schools in Clear Lake, South Dakota, the US. Schools locations in Clear Lake, South Dakota. Find the nearest schools locations, near you. All types of business services Accounting ATM Finance Funeral home Insurance Real estate School All schools in Clear Lake Deuel High School School +1 605-874-2163 410 5th Street West, Clear Lake, South Dakota 57226 Write a review Phone Website Directions Deuel School District School +1 605-874-2161 410 5th Street West, Clear Lake, South Dakota 57226 Write a review Phone Website Directions