[IND] The aim of the article is to show the process of the growing importance of the financial sector in the United States. The growth of the financial sector is identified with the process of financialization. It is the area of deep scientific research since the financial crisis which began in 2007. The excess of finances is visible in highly developed countries. The United States as one of the most developed countries in the world also has a highly developed financial sector. The article shows the process of the financial sector development in the USA. The results of the survey indicated that the financial sector in the United States increased in the analyzed period, and the surveyed indicators show that the financial crisis had an impact on the slowdown in the development of the financial sector.