At the current stage of reforms in the economy of Uzbekistan, special attention is paid to the development of competition in commodity markets. In such a competitive market environment, the success of any business depends on the efficiency of marketing activities. Therefore, this article describes the methodological aspects of determining the efficiency of marketing in companies. Indicators that determine the efficiency of marketing activities are reflected. In particular, the structure of internal and external performance indicators of marketing activities, current and final indicators related to marketing activities are shown. The importance of costs in the efficiency of marketing activities has also been mentioned. The composition of marketing costs is determined.