TOEFL Applicants who earned their undergraduate degree in a country in which English is not the official and widely spoken language must submit either the TOEFL,  IELTS, or PTE Academic test with their application. Only one English language test is required.An exception is made for applicants who have earned an undergraduate degree from a US institution and completed their study on campus in the US or will complete a Master's degree in the United States before enrollment, in this case the applicant is not required to submit TOEFL, IELTS, or PTE Academic scores for admission.There are no minimum test score requirements to apply for admission consideration. However, admitted students that were required to take the TOEFL, IELTS, or PTE Academic test for admission are encouraged and may be advised to deal with verbal and/or written English proficiency needs by utilizing the resources available for them through Columbia University’s American Language Program. It may be necessary to improve your English proficiency if you scored:599 or lower on the TOEFL paper-based test; or99 or lower on the TOEFL internet-based test; IELTS Applicants who earned their undergraduate degree in a country in which English is not the official and widely spoken language must submit either the TOEFL,  IELTS, or PTE Academic test with their application. Only one English language test is required.An exception is made for applicants who have earned an undergraduate degree from a US institution and completed their study on campus in the US or will complete a Master's degree in the United States before enrollment, in this case the applicant is not required to submit TOEFL, IELTS, or PTE Academic scores for admission.There are no minimum test score requirements to apply for admission consideration. However, admitted students that were required to take the TOEFL, IELTS, or PTE Academic test for admission are encouraged and may be advised to deal with verbal and/or written English proficiency needs by utilizing the resources available for them through Columbia University’s American Language Program. It may be necessary to improve your English proficiency if you scored:6.5 or lower on the IELTS GRE There are no minimum test score requirements to apply for admission.The average GRE scores for past entering classes, in recent years, rank 64% or above for the verbal and writing sections, and above 91% for the quantitative section. Therefore, it is recommended that your scores be comparable. You can check the percentiles provided along with your scores from ETS to find your ranking and compare. When entering your scores onto the online application be sure to enter your score on each section of the test and to include the percentiles. GMAT Applicants applying to graduate programs within the departments of Industrial Engineering and Operations Research or the Data Science Institute are encouraged to submit their GMAT scores along with the GRE if they have taken the test.