Purpose: This study was intended to identify what factors have an effect on their living arrangement, housing environment and quality of life, and provide the basic data for formulating the more efficient and realistic policies related to old people and developing proper nursing intervention programs to improve of their quality of life. Method: This study selected 561 old people aged more than 65 living in 'S' City, Gyeonggi Province and conducted the one-to-one interview using the questionnaire over the period between June 23 and July 21, 2003. this study employed statistical techniques such as descriptive statistics, chi-square test, ANOVA, Tukey test, correspondence analysis, and Pearson's correlation analysis using SAS PC. Result: The following relationship between demographic characteristics and the living arrangement: it was found that socio-demographic characteristics such as age, gender, presence of the spouse, educational level, presence of a son or sons, standard of life, monthly income, satisfaction with life in old age had an effect on the living arrangement. The following relationship between demographic characteristics and the housing environment: it was found that socio-demographic characteristics had an effect on the housing environment. The following relationship between demographic characteristics and the quality of life: it was found that general characteristics such as sex, educational level, standard of living, presence of the spouse, health status, presence of the religion, monthly income, life satisfaction in old age had an effect on their quality of life. The following relationship between the living arrangement and the quality of life: it was found that the living arrangement had an effect on their quality of life and on factor 1 and factor 3 related to the quality of life. The following relationship between the housing environment and the quality of life: it was found that the housing environment had an effect on their quality of life in general, and that the housing environment had an effect on their quality of life according to its factors. Conclusion : The results of this study have its significance in confirming the factors which have an effect on old people's living arrangement, housing environment and quality of life, and providing the basic data necessary for developing more efficient and realistic nursing intervention programs for old home residents to improve their quality of life.