Clean and health life behaviour (Perilaku Hidup Bersih dan Sehat/PHBS) in order School is an attempt to empower students, teachers and the public school environment in order to know, willing, and able to practice healthy hygiene practices as well as play an active role in creating a Healthy School. Based on data from the City Health Office Banjarbaru, since the year 2012 in order PHBS school program has not reached the target. In the year 2012 amounted to 17.1%, in 2013 14.5%, in 2014 by 15.7%, and in 2015 amounted to 61.17%. Although it has increased coverage in 2015, but has yet to reach the target set. Therefore, we need a scientific study to explore the cause in terms of students' knowledge and attitude factors. The design of this study was an observational analytic with cross sectional approach that aims to determine the relationship between knowledge and attitudes of students by PHBS order Elementary School / equivalent Banjarbaru 2016. The population in this study were all students of SD / MI equal both public and private the region Banjarbaru derived from the data Banjarbaru City Department of Education from 2015 to 2016 year. Results showed that there was no correlation between students 'knowledge of PHBS (p-value = 0.416) and attitude students' attitude towards the implementation of PHBS (p-value = 0.657) with a clean and healthy living behavior at school. There should be an ongoing dissemination of PHBS order the school to students, parents and teachers in order to have a comprehensive knowledge of PHBS that established cooperation in the implementation of the order PHBS school. Copy Right, IJAR, 2017,. All rights reserved.