The main question of this study is; “To what extent has transparency, which is the basic component of governance, been ensured in the use of municipalities' websites?” It was determined as . In answering this question, the websites of metropolitan and provincial municipalities in the Marmara Region were preferred as samples, since a significant part of the population is residential. In this study, in which content analysis method will be used, it is aimed to examine the official websites of the municipalities within the framework of the determined transparency criteria, to determine the situations of adequacy and inadequacy and to present suggestions to increase transparency. According to the findings, when the level of fulfillment of all the criteria by a single municipality is compared, the transparency levels of Istanbul, Bursa and Balıkesir Metropolitan Municipalities (BB) are at "quite sufficient" level, while the other municipalities are at "adequate" level. However, when the criteria are evaluated jointly for all municipalities or when the sub-criteria are considered individually, transparency levels; It is differentiated as “quite sufficient, sufficient, insufficient and quite inadequate”.