The analysis of the article focuses on the process of spiritual growth as integral component of every Christian life. The terminological and theoretical spectrum of this phenomenon is discussed together with elaboration of the dynamics, structure, and stages of spiritual growth. The significance of spiritual growth from the biblical and Church Magisterium perspectives is actualized. From these perspectives the process of spiritual growth is seen as a universal calling of the Church and its members. The possible linkages between theology and psychology are discussed as ways which can help to retain the holistic approach to the personal growth and one’s relationship with God.