Three Nottingham schools are amongst the worst in England for GCSE results, and six are near the bottom for truancy, the latest league tables show.
Greenwood Dale School was one of the best for improving pupils
But Greenwood Dale Comprehensive School in Sneinton was one of the best for helping its pupils to improve for the second year running.
Nottinghamshire remains in the middle of the 150-authority table but the city is still near the bottom for GCSEs.
Harry Carlton Comprehensive was 12th "most improved" school in the country.
Council officials said they were pleased that the city had moved six places higher to 141 in the table for GCSEs.
Councillor Jane Urquhart, portfolio holder for the city council's Children's Services, said: "We are seeing the results of a lot of hard and focused work over recent years by pupils, teachers, parents and everyone working in education."
Nottingham High School, an independent school, ranked 51st highest for GCSE results in England.
Hadden Park (8th lowest), Elliott Durham (11th lowest) and Haywood (16th lowest) were amongst the worst in England for GCSE results.
William Sharp, Hadden Park, Elliott Durham, Manning, Haywood and Henry Mellish were among the worst for truancy.