This study aimed at developing a scale to measure the level at which schools stand for offering sustainable education. In addition, it was aimed to examine teachers' views on sustainable education disposition against school type or gender. This study is a descriptive survey and consists of two stages. As the first step, a sustainability scale was developed by the researcher to determine the level of sustainable education. Exploratory and confirmatory factor analyzes along with reliability checks were conducted. Explanatory factor analysis was performed with the data from 209 teachers working at schools in Sarkisla and Yildizeli districts and the scale was found to be one-dimensional with 32 items. Following the explanatory process, the scale was applied to 152 participants in Susehri district for confirmatory factor analysis. The latter analysis was performed on the data obtained from the study group and the goodness-of-fit test was found within the acceptable limits. According to results, it can be inferred that the teachers have a high level of disposition to sustainable education. It was found out that teachers' views on sustainable education disposition differ between genders in favor of males.