Purpose of this paper is to clarify the real state of environmental improvement of historical core in local small cities. Around one third of whole autonomy in Japan are defined as local small cities and most of these have historical city core. Autonomy schemed HOPE (Housing of Proper Environment) plan are analyzed as samples of case study. Through this study, 3types are abstracted. Type1 is an active group both in socio-economic condition and environmental improvement. Type2 is opposite character to type1. TyPe3 is active in economic condition but negative in environmental improvement in historical core.