IELTS for studying abroad
Data Science programmes at international universities are taught through lectures, technical papers, collaborative projects, and written reports — all in English. IELTS Academic is almost always the required module because it tests the reading and writing skills you will use daily when analysing research, documenting models, and presenting findings. Your score in each individual skill band (not just the overall) matters, because most universities set minimum component scores alongside the overall requirement.
A commonly cited requirement is commonly 6.0–7.0 overall, set by each university (often 6.5 for undergraduate, 7.0 for graduate), set by US universities.
IELTS requirements change and vary by route, employer, and institution — always confirm the current figure with the official body before you rely on it.
US universities generally rely on TOEFL but a significant number also accept IELTS Academic for Data Science admission — always verify on each school's admissions page. Canadian universities and colleges widely accept IELTS Academic for both admission and the study permit issued by IRCC; the study permit has its own language criteria, so check the IRCC website directly.
Prioritise Academic Writing, because Data Science assessments rely heavily on your ability to explain quantitative findings, interpret graphs and data visualisations in structured prose, and write coherent technical reports — exactly the tasks tested in IELTS Academic Writing Tasks 1 and 2.
Going abroad to work instead? See IELTS for professions in United States.