Under the background of comprehensively promoting the Rural Revitalization Strategy, upgrading industrial development and improving the living environment have become important topics in current rural practice. In recent years, these villages have taken advantage of their own advantages to develop tourism. Special natural landforms and diversified user groups have put forward higher requirements for the layout of public facilities in mountainous tourism villages. Therefore, it is necessary to study optimization strategies. Comb through both the present situation of public facilities and multivariate statistical groups demand, in view of the pear village public facilities distribution, service level and the crowds gathered regional differentiation obvious problems of the rural tourism development, for the value orientation, combined with multiple groups demand from macroscopic planning, street space, the space node, specific facilities, design aesthetics from five aspects, Space syntax is used to analyse the inner axis quantitative analysis, adjust measures to local conditions to construct rural public facilities planning optimization system of mountain tourism, by adjusting the global space form, consummating pedestrian traffic system, the compound function of public facilities, refining regional cultural elements such as targeted strategies to enhance rural public facilities and regional integration, interoperability, compound and interactive, Boost the villagers’ living standards and improve the quality of tourism services. In order to provide theoretical support and case reference for the construction of public facilities in mountain tourism villages in western Hunan and even the whole country.