When peaceful atmosphere is replaced with chaos in marriage, the consequences are usually grievous. It results in marital instability, marriage separation, divorce or even death of the couple. This has serious effects on the home, family, children of the marriage, society and the nation. This paper is focused on Psychological factors that could foster marital stability. The paper explained the concept of marital stability, examined and discussed several factors that could be adopted to aid and enhance marital stability by couples. It is stated that such factors as communication between spouses, intimacy, emotional bonding, commitment, affection, parental roles, spouses employment, job and sexual satisfactions as well as religious orientation are some of the factors that could affect or enhance marital stability. Based on these, it is recommended that couples should ensure and cultivate the habit of effective marital communication, affection, intimacy etc to enhance their marital stability.