"Indicator" is a tool of statistical measurement to reflect the important aspect of the main phenomenon and to achieve the purposes of analysis for research. The purpose of this study is to construct the indicators of " Space Leadership of Junior High School " .The method of construction is fuzzy Delphi technique. The fuzzy Delphi technique is a combination of fuzzy theory and the Delphi technique, and take advantage of group preference relation to the methodology of a questionnaire and from the best options. " Junior High School " is one important stage of R.O.C.'s formal education. Space Leadership is an integral part of the key players in the School of Educational Leadership, Such course is the leader in space for proper planning and utilization, with the correct spearhead the development of schools. The purpose of which is creating a friendly, harmonious, comfortable and easy approach to facilitate the learning and living space and complete the school's educational goals.