Abstract. Fahrizal, Jasman, Nggandung Y, Kartiwan. 2019. Formulating strategies for development of lontar sugar industry in Rote Ndao Regency, East Nusa Tenggara Province. Trop Drylands 3: 41-48. Lontar (Borassus flabellifer) is a kind of palm tree exploited by home industries in Rote Ndao District, East Nusa Tenggara Province, for making sugar. Generally, the lontar sugar produced is molded sugar and crystal sugar. However, the home industries produce molded sugar more than the crystal one. This research aimed to formulate and determine the priority of strategies for development of the crystal sugar industry in Rote Ndao District. Depth interview techniques, observation, and literature studies were used to identify the strategic factors, which were then displayed in the form of EFE and IFE matrix. The value of each factor was obtained from pairwise comparison method. SWOT analysis released 5 strategies to be applied. The priority order of the strategies are: (i) development of crystal sugar industry by partnership system, (ii) application of technology for improving quality and quantity of the product, (iii) training of Good Manufacturing Practice and Good Agricultural Practice, (iv) institutional assistance from the related department, and (iv) increasing of marketing networks.