The Grade 1-9 Curriculum and Instruction Consulting Group of Changhua province in this study is consisted of teacher-consultants based on the concepts of learning community and professional development. The purpose of this study is to evaluate whether this group has achieved its goals of establishment and to examine the relationship between their perceptions of learning community and professional development. A self-developed questionnaire regarding learning community and professional development is used to survey 112 teacher-consultants in this group. 102 (91%) valid questionnaires are returned and used in analysis. The main findings of this study as follows: 1. The teacher-consultants agree that this group is positively helpful as a learning community and for their professional development. 2. The longer of their teaching experiences, the better they perceive this group as a learning community. 3. The longer of their teaching experiences, the better they perceive their own professional development. 4. The senses of learning community and professional development have highly correlated, the higher they sense this group as a learning community, the better they perceive their own professional development.