A college spokesperson attributed part of the reduction in student numbers to an inability among the executive to finalise a budget.
The institution has withdrawn planned enrolments for more than 2,500 students, bringing total intake down from approximately 19,100 to around 16,500.
This represents nearly double the initial target of 4,000 places that had been set aside for cuts.
Essential skills programmes designed to support learners in English, Maths and IT have seen significant reductions alongside other community education initiatives.
Specific courses affected include GCSEs in French and Spanish, as well as evening A-level classes aimed at adult learners.
English for Speakers of Other Languages provision has also been scaled back, impacting newcomers seeking to integrate into Northern Ireland.
One student who left school found that further education offered a different path than formal schooling had provided.
He is currently pursuing medicine at Ulster University after previously completing a computer science degree at Queen's University Belfast.