This research was supported the research fund of 2017 by Office of the Higher Education Commission of Thailand. The objectives of this research are listed: (1) To form the model of teaching and learning English for local development by English curriculum (B. Ed.) students' participation in training on out-of-classroom learning management, which focuses on the students' English skills improvement along with developing the sense of love of their home towns; (2) To create curriculum of English training for conservative tourism for junior guides in Sung Noen District, Nakhon Ratchasima Province; and (3) To promote conservative tourist attractions in Sung Noen District, Nakhon Ratchasima Province among foreign tourists, and to boost the local economy so that young generations can earn income and rely on themselves in the future. An interesting result from the research was more income gained from tourism in Sung Noen District, Nakhon Ratchasima Province between April 2016 and June in the same year. The junior guides' ability to communicate and provide information about tourism in English was evaluated. This result also accorded with the evaluation done by the youth and stakeholders on the curriculum of English for conservative tourism for junior guides, and 75 percent considered it very good, matching with the synthesis from the interview. The curriculum was created to be applicable to the local tourism context and match the need of users.