Abstract: Objective To explore the relationship between the sense of security and marital quality among female teachers.Methods With stratified random sampling,709 married female teachers were selected from 3 universities,6 senior middle schools,5 junior middle schools,and 7 elementary schools in Qiqihar city and surveyed with a questionnaire.Results The marriage quality score among the female teachers aged 50 to 59 years was the highest and significantly higher compared with the female teachers aged 40 to 49 years(P<0.05).There were significant differences in the satisfaction to marital quality among the female teachers from different education institutions(P<0.01).There were significant associations of interpersonal security with marital quality domains of compatible character,conflict resolving,economic arrangement,and life concept(P<0.05);there were significant correlations between the sense of control and all marital quality domains except for relationship with relatives and friends and family role(P<0.05).Conclusion There is a close correlation between the sense of security and quality of marriage among female teachers in education institutions.