The present study was carried out to identify the misconception of sound properties among elementary school students. Conducted through descriptive quantitative, there were 69 students of fifth grade of Public Elementary School 192 Pekanbaru as the chosen sample. The instrument used was a Four Tier Test diagnostic test and interviews related to misconceptions. Based on the results obtained in this line of study, it was figured out that the level of students' understanding on the sound characteristics was 56.16%. The results of this study indicated that the causes of misconceptions in students come from the students' understanding, low student retention, wrong intusions, teacher learning methods, and reference books.