This research investigated various aspects of language learning strategies used by undergraduate and graduate students studying Korean. The study focused on four language skills, pronunciation, and vocabulary. The survey was conducted on 322 participants, Korean learners both in Korea and in other countries. It examined the usage of learning strategies used by the learners including the following variables: gender, experiences of living in Korea, first languages, and the countries Korean was learned. The quantitative data from the survey were analyzed by univariate ANOVAs to find out which skill is significant among the variables and the findings are as follows: 1) The greatest frequency of learning strategies appeared in the order of listening, pronunciation, writing, speaking, vocabulary, and reading. Listening skill showed the most varied learning strategies. 2) The analysis of learning strategies according to the variables with respect to the language skills revealed that gender influenced listening, the experience of the target country influenced reading, and the first language influenced writing. Pedagogical implications and further research suggestions are discussed.