High school graduation rates for the Cobb and Marietta school districts increased over the previous year, the districts announced Monday.
Cobb County Schools graduated 90.9% of its students, up from 89.2% last year. Marietta High School, the lone high school in Marietta City Schools, had its four-year graduation rate increase to 95.1%, up from 92.2% last year.
Both districts outperformed the statewide average of 88.5%…